[Event "Vlissingen HZ op 21st"]
[Site "Vlissingen"]
[Date "2017.08.09"]
[Round "6"]
[White "Maas, Joop"]
[Black "Nothnagel, Marian Can"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1920"]
[BlackElo "2196"]
[PlyCount "106"]
[EventDate "2017.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 h6 5. Bh4 d6 6. e4 g5 7. Bg3 Nh5 8. c3 Nd7 9. Bc4 e6 10. Qc2 b6 11. 0-0-0 a6 12. Be2 Bb7 13. Nc4 Nxg3 14. hxg3 Nf6 15. Nfd2 Qe7 16. Ne3 b5 17. Bf3 Nd7 18. Rhe1 c5 19. Nf5 Qf8 20. Nxg7+ Qxg7 21. d5 c4 22. dxe6 fxe6 23. e5 d5 24. Bh5+ Ke7 25. Qg6 Rhg8 26. Qxg7+ Rxg7 27. Nf3 Rf8 28. Bg4 Nc5 29. Re2 Bc6 30. Rh1 Rh8 31. Nd4 Be8 32. Bh5 Bxh5 33. Rxh5 g4 34. Kc2 Rg5 35. Rxg5 hxg5 36. f3 gxf3 37. gxf3 Nd3 38. Nc6+ Kd7 39. Nb4 Nxb4+ 40. cxb4 Rh3 41. Rg2 d4 42. b3 Kc6 43. bxc4 bxc4 44. a4 Kd5 45. f4 gxf4 46. gxf4 Ra3 47. Rg8 Ra2+ 48. Kb1 Rxa4 49. Rb8 Ke4 50. Rb6 c3 51. Rxe6 Rxb4+ 52. Kc1 d3 53. Rxa6 d2+ 0-1

[Event "Vlissingen HZ op 21st"]
[Site "Vlissingen"]
[Date "2017.08.08"]
[Round "5"]
[White "Haak, Eelco"]
[Black "Maas, Joop"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2071"]
[BlackElo "1920"]
[PlyCount "57"]
[EventDate "2017.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. b3 Nbd7 7. Bb2 c5 8. c4 b6 9. cxd5 exd5 10. Ne5 Bb7 11. e3 cxd4 12. exd4 b5 13. Re1 b4 14. a3 a5 15. axb4 Bxb4 16. Bc3 Qb6 17. Re3 Rfd8 18. Bh3 Nf8 19. Qf3 Bxc3 20. Nxc3 Qxd4 21. Rd1 Qb4 22. Red3 d4 23. Qf4 Ng6 24. Nxg6 hxg6 25. Ne2 Ba6 26. Rxd4 Rxd4 27. Nxd4 Re8 28. Qc1 Rd8 29. Nc6 1/2-1/2

[Event "Vlissingen HZ op 21st"]
[Site "Vlissingen"]
[Date "2017.08.06"]
[Round "3"]
[White "Timmermans, Ivo"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2115"]
[BlackElo "1920"]
[PlyCount "77"]
[EventDate "2017.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Be6 6. c3 Nd7 7. Bd3 Be7 8. 0-0 Bf6 9. Be3 Ne7 10. Nbd2 0-0 11. Qc2 Ng6 12. Rae1 Nb6 13. Kh1 Qc7 14. Ng5 Rae8 15. Nxe6 Rxe6 16. Nf3 Ree8 17. Qf2 Nd7 18. Bc2 a5 19. Rd1 Rc8 20. h3 c5 21. d5 c4 22. Ba4 Qd6 23. Nd2 Rc7 24. Bb5 Rfc8 25. a4 Ngf8 26. Qe2 Nb6 27. Bxb6 Qxb6 28. Nxc4 Qa7 29. Nd6 Rd8 30. Ne8 Rcc8 31. Nxf6+ gxf6 32. Qg4+ Ng6 33. Rxf6 Qc5 34. h4 Kf8 35. Rdf1 Rc7 36. Qe6 Nf4 37. Qxe5 Ng6 38. Qe6 Nh8 39. d6 1-0

[Event "Vlissingen HZ op 20th"]
[Site "Vlissingen"]
[Date "2016.08.06"]
[Round "1"]
[White "Ikonnikov, Vyacheslav"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "2536"]
[BlackElo "1941"]
[PlyCount "101"]
[EventDate "2016.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. Rc1 Ne4 8. Bg3 Nxc3 9. bxc3 b6 10. cxd5 exd5 11. e3 Be6 12. Ne5 Bf6 13. Bd3 Bxe5 14. Bxe5 Nd7 15. Bg3 c5 16. 0-0 Qf6 17. Qh5 Qg5 18. Qxg5 hxg5 19. Bd6 Rfe8 20. Bb5 a6 21. Bc6 Ra7 22. e4 dxe4 23. d5 Bf5 24. Rce1 c4 25. Re3 f6 26. f3 Bg6 27. g4 Rd8 28. fxe4 Ne5 29. Bxe5 fxe5 30. Kg2 Rf7 31. Rxf7 Kxf7 32. Bb7 a5 33. Ba6 Ke7 34. Bxc4 Rf8 35. Be2 Kd6 36. Kg3 Rf4 37. Bf3 Be8 38. h4 gxh4+ 39. Kxh4 Rf6 40. Kg3 g5 41. Re1 Rh6 42. Be2 Bd7 43. Rb1 Kc7 44. Rf1 Kd6 45. Rf7 Rg6 46. Ba6 Ba4 47. Bc8 Bc2 48. Bf5 Rg8 49. Rd7+ Kc5 50. Rc7+ Kb5 51. d6 1-0

[Event "Vlissingen HZ op 19th"]
[Site "Vlissingen"]
[Date "2015.08.01"]
[Round "1"]
[White "Maas, Joop"]
[Black "Admiraal, Miguoel"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1879"]
[BlackElo "2414"]
[PlyCount "84"]
[EventDate "2015.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. c4 Bg7 5. Nc3 c5 6. dxc5 Qa5 7. Bd2 Qxc5 8. cxd5 Nxd5 9. Rc1 Nc6 10. Nxd5 Qxd5 11. Bc4 Qh5 12. Bc3 Bxc3+ 13. Rxc3 0-0 14. 0-0 Bf5 15. Re1 Rad8 16. Qc1 Be4 17. Nd2 Bd5 18. e4 Bxc4 19. Nxc4 Nd4 20. f3 Rd7 21. Ne3 Qh4 22. Nc2 Rfd8 23. Nxd4 Rxd4 24. Rf1 Kg7 25. Rc2 Rd3 26. Re2 Qf6 27. Rfe1 h5 28. h3 Qe5 29. Kh1 b5 30. f4 Qd4 31. f5 Rd1 32. Rxd1 Qxd1+ 33. Qxd1 Rxd1+ 34. Kh2 Kf6 35. fxg6 fxg6 36. h4 Ke5 37. Kg3 e6 38. Kf3 Rf1+ 39. Ke3 Rf4 40. Kd3 Rxh4 41. a3 Rg4 42. Rc2 Rg3+ 0-1

[Event "Vlissingen HZ op 18th"]
[Site "Vlissingen"]
[Date "2014.08.02"]
[Round "1"]
[White "Dijkhuis, Tycho"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2327"]
[BlackElo "1872"]
[PlyCount "37"]
[EventDate "2014.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. 0-0 Ne7 7. Nbd2 c5 8. c4 dxc4 9. Nxc4 Nc6 10. Bg5 Qc7 11. d5 exd5 12. Ne3 Be6 13. Nxd5 Bxd5 14. Qxd5 Ndxe5 15. Rfe1 Be7 16. Nxe5 Qxe5 17. Qxe5 Nxe5 18. Bb5+ Kf8 19. Bxe7+ 1-0

[Event "Vlissingen HZ op 17th"]
[Site "Vlissingen"]
[Date "2013.08.10"]
[Round "9"]
[White "De Wolf, Johan"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2129"]
[BlackElo "1891"]
[PlyCount "101"]
[EventDate "2013.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Bb7 12. Rd1 Nc6 13. Be1 Nb4 14. a3 Nbd5 15. Nbd2 Nb6 16. Nb3 Bd5 17. Na5 Bd6 18. Ne5 Bxg2 19. Kxg2 Nfd7 20. Nxd7 Qxd7 21. Qc2 Rac8 22. e4 f5 23. e5 Be7 24. Qc6 Qd5+ 25. Qxd5 Nxd5 26. Nc6 Rf7 27. a4 b4 28. a5 f4 29. Rd3 Rcf8 30. Ra4 fxg3 31. hxg3 Rc8 32. Bxb4 Bxb4 33. Nxb4 Nxb4 34. Rxb4 Rd7 35. Rc4 c5 36. b4 Kf7 37. bxc5 Ke7 38. Rb3 Rcd8 39. Rbb4 h6 40. Kf3 g5 41. Rb6 Ra8 42. c6 Rc7 43. Rb7 Kd8 44. Ke4 Kc8 45. d5 exd5+ 46. Kxd5 Rxb7 47. cxb7+ Kxb7 48. e6 Rd8+ 49. Ke5 h5 50. e7 Rh8 51. Kd6 1-0

[Event "Vlissingen HZ op 17th"]
[Site "Vlissingen"]
[Date "2013.08.08"]
[Round "7"]
[White "Van Gool, Henk"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2152"]
[BlackElo "1891"]
[PlyCount "47"]
[EventDate "2013.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. b3 Nbd7 7. Bb2 c5 8. cxd5 exd5 9. d4 Re8 10. Nc3 Nf8 11. Rc1 Be6 12. Ng5 Bf5 13. dxc5 h6 14. Nh3 Bxh3 15. Bxh3 Bxc5 16. Bg2 Rc8 17. Nxd5 Nxd5 18. Bxd5 Qe7 19. e4 b6 20. Kg2 Qd7 21. Qh5 Re7 22. Rfd1 Qe8 23. Qg4 g5 24. b4 1-0

[Event "Vlissingen HZ op 17th"]
[Site "Vlissingen"]
[Date "2013.08.06"]
[Round "5"]
[White "Bakels, Anton"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2022"]
[BlackElo "1891"]
[PlyCount "41"]
[EventDate "2013.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Ng5 Ndf6 6. Bc4 e6 7. Ne2 Bd6 8. Ng3 Ne7 9. Nh5 Nxh5 10. Qxh5 Ng6 11. 0-0 Qf6 12. Re1 Nf4 13. Bxf4 Bxf4 14. Nxe6 Kd7 15. Nxf4 Qxf4 16. d5 g6 17. dxc6+ Kxc6 18. Qd5+ Kc7 19. Re7+ Kb8 20. Ba6 Qb4 21. Qe5+ 1-0

[Event "Vlissingen HZ op 17th"]
[Site "Vlissingen"]
[Date "2013.08.03"]
[Round "1"]
[White "Ernst, Sipke"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2560"]
[BlackElo "1891"]
[PlyCount "87"]
[EventDate "2013.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Nbd7 12. Ba5 Ra7 13. Nbd2 Ba8 14. b4 Qb8 15. Nb3 Nd5 16. a3 N5b6 17. Qc2 Nc4 18. Rfc1 Rc8 19. e4 Nf6 20. Nfd2 Nxd2 21. Nxd2 Nd7 22. Ra2 Nb6 23. Bxb6 Qxb6 24. Nb3 Bf6 25. e5 Be7 26. Bxa8 Raxa8 27. Qe4 Ra7 28. Na5 Bf8 29. Rac2 h6 30. Kg2 Raa8 31. h4 Rd8 32. Nb3 Rac8 33. f4 g6 34. Qc6 Qa7 35. Qf3 Be7 36. Na5 Rd7 37. Nc6 Qb6 38. d5 exd5 39. Qg4 Rcd8 40. e6 h5 41. Qe2 fxe6 42. Qxe6+ Kf8 43. f5 Re8 44. Qxd7 1-0

[Event "Delft Prinsenstad op-B 6th"]
[Site "Delft"]
[Date "2013.03.29"]
[Round "1"]
[White "Maas, Joop"]
[Black "Osinga, Angelique"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1944"]
[BlackElo "1814"]
[PlyCount "130"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. Bg5 Nf6 4. e3 Bf5 5. c3 e6 6. Qb3 Qb6 7. Nbd2 Nbd7 8. Be2 Bd6 9. 0-0 0-0 10. c4 Rfe8 11. Qc3 c5 12. a3 Rac8 13. dxc5 Bxc5 14. b4 Bd6 15. c5 Qc7 16. Qb3 Be5 17. Nxe5 Nxe5 18. Bf4 Nfd7 19. Qc3 a6 20. Rac1 f6 21. Nb3 b5 22. Qb2 Qa7 23. Nd4 Nd3 24. Bxd3 Bxd3 25. Rfd1 Bc4 26. Bg3 Kf7 27. Qc2 g6 28. Nf3 e5 29. Nd2 Be2 30. Re1 Bc4 31. e4 Qa8 32. exd5 Bxd5 33. f3 Nb6 34. Qd3 Bc4 35. Qb1 Red8 36. Qb2 Na4 37. Qc2 Bd3 38. Qb3+ Qd5 39. Qxd5+ Rxd5 40. Nb3 Nb2 41. Na5 Nc4 42. Nxc4 Bxc4 43. Rcd1 Ke6 44. Rxd5 Bxd5 45. Rd1 Rc7 46. Kf2 Rd7 47. Ke3 f5 48. Be1 f4+ 49. Kf2 Bc4 50. Rxd7 Kxd7 51. Bc3 Ke6 52. g3 Bd3 53. Bd2 g5 54. Bc1 Kd5 55. gxf4 gxf4 56. h4 Kc4 57. Ke1 Bf5 58. Kd2 a5 59. bxa5 Kxc5 60. Bb2 e4 61. fxe4 Bxe4 62. Ke2 Kc4 63. a6 Bd5 64. Bc1 f3+ 65. Ke3 Kc5 1/2-1/2

[Event "Vlissingen HZ op 16th"]
[Site "Vlissingen"]
[Date "2012.08.09"]
[Round "7"]
[White "Van der Auweraert, Elwin"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2101"]
[BlackElo "1890"]
[PlyCount "81"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Be6 6. c3 Nd7 7. Bd3 Be7 8. 0-0 Bf6 9. Kh1 Ne7 10. Qe1 Ng6 11. Qg3 0-0 12. Na3 b5 13. Nc2 a5 14. Ng5 Qe7 15. Nxe6 Qxe6 16. Be3 Bh4 17. Qf3 Be7 18. d5 Qd6 19. Rad1 Nc5 20. Be2 Na4 21. Bc1 Nb6 22. Ne3 Bf6 23. Nf5 Qd7 24. dxc6 Qc7 25. Bxb5 Rad8 26. Be3 Rxd1 27. Rxd1 Rd8 28. g3 Nf8 29. Rxd8 Qxd8 30. Qf2 Qd1+ 31. Kg2 Nc8 32. Ba6 Qd8 33. Nh6+ gxh6 34. Bxc8 Bg7 35. Bb7 a4 36. Bb6 Qb8 37. Qc5 h5 38. c7 Qxb7 39. c8Q Qxe4+ 40. Kh3 Qf3 41. Qf2 1-0

[Event "Vlissingen HZ op 16th"]
[Site "Vlissingen"]
[Date "2012.08.08"]
[Round "6"]
[White "Maas, Joop"]
[Black "Hulpia, Fabian"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1890"]
[BlackElo "2090"]
[PlyCount "53"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Ne4 4. Bf4 c5 5. e3 Qb6 6. Qc1 cxd4 7. exd4 Nc6 8. c3 Bf5 9. Nbd2 Rc8 10. Be3 e6 11. Be2 Be7 12. 0-0 Bf6 13. Nb3 0-0 14. Qd1 Rfd8 15. Nfd2 Nxd2 16. Qxd2 Qc7 17. Bg5 Bxg5 18. Qxg5 f6 19. Qd2 b6 20. Rfe1 Re8 21. Bb5 Re7 22. Re3 Qd6 23. Rae1 Bg6 24. Qe2 Bf7 25. Bd3 Rce8 26. Bb5 Rc8 27. Qg4 1/2-1/2

[Event "Vlissingen HZ op 16th"]
[Site "Vlissingen"]
[Date "2012.08.04"]
[Round "1"]
[White "Maas, Joop"]
[Black "Jerez Perez, Alfonso"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1890"]
[BlackElo "2412"]
[PlyCount "122"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 0-0 6. Be2 c5 7. dxc5 Qa5 8. c3 Qxc5 9. 0-0 Nc6 10. Rc1 Ne4 11. Bh4 Qb6 12. Qb3 Nxd2 13. Nxd2 e5 14. Qxb6 axb6 15. a3 Be6 16. Bf3 f5 17. h3 h6 18. Bg3 g5 19. Rfe1 Rad8 20. Be2 f4 21. exf4 exf4 22. Bh2 Bf5 23. Nb3 Rfe8 24. Kf1 Kh8 25. Bb5 Rxe1+ 26. Rxe1 d4 27. Nxd4 Nxd4 28. cxd4 Rxd4 29. f3 Rd2 30. b3 Rb2 31. Bc4 b5 32. Bxb5 Rxb3 33. a4 Bc3 34. Rd1 Bc2 35. Rc1 Rb2 36. Bg1 Kg7 37. Bc5 Kf6 38. Bf8 Bd4 39. Re1 h5 40. Be7+ Kg6 41. Be8+ Kg7 42. Bb5 Rxb5 43. axb5 Bd3+ 44. Re2 Bf6 45. Bd6 Bxb5 46. Ke1 Bxe2 47. Kxe2 Kf7 48. Kd3 Ke6 49. Bb8 Kd5 50. Ba7 b5 51. Bb6 b4 52. Bc7 h4 53. Ba5 b3 54. Bd2 b2 55. Kc2 Kc4 56. Be1 b1Q+ 57. Kxb1 Kd3 58. Kc1 Ke2 59. Bb4 Kf2 60. Kd1 Kxg2 61. Ke2 g4 0-1

[Event "Lingen op 4th"]
[Site "Lingen"]
[Date "2012.07.22"]
[Round "5"]
[White "Kobs, Stephan"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2035"]
[BlackElo "1888"]
[PlyCount "79"]
[EventDate "2012.07.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. cxd5 Nxd5 8. Qc2 Nc6 9. Bd3 h6 10. 0-0 Nxc3 11. bxc3 Be7 12. Re1 0-0 13. Qe2 f5 14. Bc4 Rf6 15. a4 Qc7 16. d5 Nd8 17. Nd4 Bc5 18. dxe6 Qe7 19. Qa2 Kh8 20. Ba3 b6 21. Bd5 Rb8 22. Bc1 Bxd4 23. cxd4 Bxe6 24. Bf4 Rc8 25. Bb3 Qd7 26. d5 Bg8 27. Rac1 Rxc1 28. Rxc1 Qe8 29. Qd2 Nb7 30. Rc7 Nc5 31. Ba2 a5 32. h4 Nxa4 33. d6 Nc5 34. Bxg8 Qxg8 35. Be5 Rg6 36. d7 Ne6 37. Rc8 Nd8 38. Bc7 Qb3 39. Rxd8+ Kh7 40. Re8 1-0

[Event "Lingen op 4th"]
[Site "Lingen"]
[Date "2012.07.22"]
[Round "4"]
[White "Maas, Joop"]
[Black "Schemmann, Bernhard"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1888"]
[BlackElo "2142"]
[PlyCount "28"]
[EventDate "2012.07.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bg5 e6 4. e3 c5 5. c3 Qb6 6. Qb3 Ne4 7. Bf4 Nc6 8. Nbd2 Qxb3 9. axb3 cxd4 10. exd4 Bd6 11. Bxd6 Nxd6 12. Bd3 Bd7 13. 0-0 0-0 14. h3 g6 1/2-1/2

[Event "Lingen op 4th"]
[Site "Lingen"]
[Date "2012.07.21"]
[Round "3"]
[White "Maas, Joop"]
[Black "Ritter, Uwe"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1888"]
[BlackElo "2032"]
[PlyCount "129"]
[EventDate "2012.07.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bg5 Ne4 4. Bf4 c5 5. e3 Qa5+ 6. c3 Qb6 7. Qb3 c4 8. Qxb6 axb6 9. Nbd2 Nxd2 10. Nxd2 Nc6 11. e4 e6 12. Be2 b5 13. 0-0 b4 14. Bf3 Ra5 15. Rfe1 Be7 16. exd5 exd5 17. Bd6 Be6 18. Bxe7 Kxe7 19. a3 Rha8 20. Rab1 bxa3 21. bxa3 R8a7 22. Rb2 Kd6 23. Nb1 Bf5 24. h3 Bxb1 25. Rexb1 Rxa3 26. Rb5 R3a5 27. Bxd5 Rxb5 28. Rxb5 Ra1+ 29. Kh2 Rc1 30. Bxc4 Rxc3 31. Bxf7 Nxd4 32. Rd5+ Ke7 33. Rxd4 Kxf7 34. Rd7+ Kf6 35. Rxb7 Ra3 36. Rb5 Rc3 37. f3 Ra3 38. Kg3 Ra2 39. h4 g6 40. Kh3 Ra3 41. Kg4 h5+ 42. Kg3 Ra2 43. Rb4 Rc2 44. Kh3 Rc3 45. Rf4+ Kg7 46. g4 hxg4+ 47. Kxg4 Rc5 48. Re4 Ra5 49. f4 Rb5 50. Re5 Rb2 51. h5 gxh5+ 52. Rxh5 Rb6 53. Rc5 Kf6 54. Rh5 Kf7 55. f5 Rb1 56. Rh4 Rb4+ 57. Kg5 Rxh4 58. Kxh4 Kf6 59. Kg4 Kf7 60. Kg5 Kg7 61. f6+ Kf7 62. Kf5 Kf8 63. Ke6 Ke8 64. f7+ Kf8 65. Kf6 1/2-1/2

[Event "Lingen op 4th"]
[Site "Lingen"]
[Date "2012.07.21"]
[Round "2"]
[White "Schulte, Ralf"]
[Black "Maas, Joop"]
[Result "0-1"]
[ECO "D56"]
[WhiteElo "1774"]
[BlackElo "1888"]
[PlyCount "68"]
[EventDate "2012.07.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 Ne4 8. Bxe7 Qxe7 9. Qc2 Nxc3 10. Qxc3 dxc4 11. Bxc4 b6 12. Rc1 Bb7 13. Be2 Rc8 14. 0-0 c5 15. Qa3 Nd7 16. Ba6 Bxf3 17. gxf3 Rd8 18. f4 Rab8 19. Be2 Qf6 20. Rfd1 cxd4 21. Rxd4 Nc5 22. Rcd1 a5 23. Bf3 Rxd4 24. Rxd4 e5 25. Rc4 Rd8 26. Qc3 Qg6+ 27. Kh1 e4 28. Be2 Nd3 29. Bxd3 Rxd3 30. Qc2 Qg4 31. Rd4 Rxd4 32. exd4 Qxf4 33. d5 e3 34. fxe3 Qf1# 0-1

[Event "Lingen op 4th"]
[Site "Lingen"]
[Date "2012.07.20"]
[Round "1"]
[White "Maas, Joop"]
[Black "Gutman, Lev"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1888"]
[BlackElo "2450"]
[PlyCount "126"]
[EventDate "2012.07.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. e4 d5 6. exd5 Nxd5 7. c3 c5 8. dxc5 Qc7 9. Be2 h6 10. Bh4 Qxc5 11. 0-0 Nf4 12. Bg3 Nxe2+ 13. Qxe2 Nc6 14. Nc4 Bg4 15. Ne3 Be6 16. Rfe1 Rfd8 17. Nd2 Rac8 18. a4 a5 19. Ne4 Qa7 20. Qb5 b6 21. Rad1 Nb8 22. Rxd8+ Rxd8 23. Rd1 Rxd1+ 24. Nxd1 Qd7 25. Qxd7 Nxd7 26. Nd2 Nc5 27. b4 axb4 28. cxb4 Nxa4 29. Bc7 Kf8 30. Bf4 Ke8 31. Kf1 b5 32. Nf3 f6 33. Be3 Bg4 34. Ke2 e5 35. h3 Be6 36. Kd2 Bf8 37. Kc2 Bxb4 38. Bxh6 g5 39. h4 g4 40. Nd2 Bf5+ 41. Kb3 Be7 42. Be3 Be6+ 43. Kc2 f5 44. g3 Bd6 45. Nf1 f4 46. Ba7 Nc5 47. Nb2 Bf5+ 48. Kd1 Ne6 49. Ke2 Kd7 50. Bb6 Kc6 51. Ba5 Kd5 52. Bc3 b4 53. Bd2 Nd4+ 54. Ke1 Nf3+ 55. Ke2 Bd7 56. Ne3+ fxe3 57. Bxe3 Bb5+ 58. Kd1 Nd4 59. h5 Be8 60. h6 Bg6 61. Kd2 Nf5 62. Bg5 Bf8 63. Nd3 Nxh6 0-1

[Event "Vlissingen HZ op 15th"]
[Site "Vlissingen"]
[Date "2011.07.30"]
[Round "1"]
[White "Maas, Joop"]
[Black "Tiggelman, Rene"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1841"]
[BlackElo "2233"]
[PlyCount "102"]
[EventDate "2011.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 e6 4. Bd3 Be7 5. Nbd2 b6 6. 0-0 Bb7 7. c3 d6 8. Qe2 0-0 9. e4 Nbd7 10. e5 Nd5 11. Ne4 cxd4 12. cxd4 dxe5 13. dxe5 Nc5 14. Nxc5 bxc5 15. Qe4 g6 16. Bh6 Qb6 17. Bxf8 Bxf8 18. Qg4 Rd8 19. Bc4 Bg7 20. Rfe1 Nb4 21. Re2 Nd3 22. Rd1 Bxf3 23. Qxf3 Nxe5 24. Rxd8+ Qxd8 25. Rxe5 Bxe5 26. Qe2 Qd4 27. g3 Qxb2 28. Qxb2 Bxb2 29. f3 Kg7 30. Kf2 Kf6 31. Ke3 Ke5 32. Kd3 Bd4 33. Ba6 Bg1 34. h3 Bf2 35. Ke2 Bxg3 36. Bb7 Kd4 37. Bc6 c4 38. Kd2 Bf4+ 39. Kc2 Be5 40. Be8 f5 41. Bf7 Kd5 42. Bg8 h6 43. Bf7 g5 44. Be8 Bd4 45. Bg6 Bf6 46. Kd2 Kd4 47. Bf7 e5 48. Bg6 c3+ 49. Kc2 e4 50. fxe4 f4 51. Bf5 Ke3 0-1

[Event "Vlissingen HZ op 14th"]
[Site "Vlissingen"]
[Date "2010.08.07"]
[Round "1"]
[White "Maas, Joop"]
[Black "Ten Hagen, Yorick"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1836"]
[BlackElo "2227"]
[PlyCount "77"]
[EventDate "2010.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 Nc6 5. c3 b6 6. Bd3 Bb7 7. Nbd2 Be7 8. 0-0 0-0 9. Re1 h6 10. Bh4 d6 11. Qe2 Re8 12. Rad1 Qc8 13. e4 e5 14. dxe5 dxe5 15. Nc4 Qe6 16. Ne3 Nh5 17. Bc4 Qc8 18. Nf5 Nf4 19. Qe3 Bf8 20. Bg3 Nh5 21. N3h4 Na5 22. Bd5 Bxd5 23. Rxd5 Kh7 24. Qe2 Nxg3 25. hxg3 Qe6 26. Red1 g6 27. Ne3 Nc6 28. Nf3 Qf6 29. Ng4 Qg7 30. Qb5 Rac8 31. Rd7 Kg8 32. Qc4 h5 33. Ne3 Re7 34. Ng5 Qf6 35. Nf3 Rxd7 36. Rxd7 Rd8 37. Rxd8 Qxd8 38. Qd5 Qc7 39. Nc4 1/2-1/2

[Event "Vlissingen HZ op 13th"]
[Site "Vlissingen"]
[Date "2009.08.05"]
[Round "6"]
[White "Privitera, Franco"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2131"]
[BlackElo "1800"]
[PlyCount "83"]
[EventDate "2009.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Bd6 5. Nbd2 b6 6. b3 Bb7 7. Bb2 Nbd7 8. Ne5 c5 9. Qf3 Qc7 10. Qg3 Rg8 11. f4 Bxe5 12. fxe5 Ne4 13. Bxe4 dxe4 14. 0-0 b5 15. c4 a6 16. Qh4 f5 17. exf6 Nxf6 18. cxb5 axb5 19. Rfc1 Qa5 20. Bc3 b4 21. Nc4 Qc7 22. Be1 g5 23. Qh3 Bd5 24. Bg3 Qg7 25. Be5 Qg6 26. Nd6+ Ke7 27. Rxc5 Nd7 28. Rc7 Rgf8 29. Nc4 Ra6 30. Qg3 Bxc4 31. Rxc4 Qf5 32. Rxb4 Rxa2 33. Bd6+ Ke8 34. Ra4 Rxa4 35. bxa4 Rf7 36. a5 h5 37. h4 g4 38. a6 Qd5 39. a7 Qa8 40. Bc5 e5 41. Rb1 Rf5 42. dxe5 1-0

[Event "Vlissingen HZ op 13th"]
[Site "Vlissingen"]
[Date "2009.08.04"]
[Round "5"]
[White "Maas, Joop"]
[Black "De Wolf, Johan"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1800"]
[BlackElo "2147"]
[PlyCount "96"]
[EventDate "2009.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bg5 Ne4 4. Bf4 c6 5. e3 Qb6 6. Qc1 h6 7. c3 Bf5 8. Nbd2 Nxd2 9. Qxd2 Nd7 10. Be2 e6 11. 0-0 Be7 12. b3 0-0 13. Bd3 Bxd3 14. Qxd3 c5 15. c4 Nf6 16. h3 Rac8 17. Rfc1 cxd4 18. exd4 dxc4 19. bxc4 Qa6 20. a4 Nd5 21. Bd2 Nb6 22. Ne5 f6 23. c5 fxe5 24. Qxa6 bxa6 25. cxb6 axb6 26. dxe5 Bc5 27. Be3 Bxe3 28. fxe3 b5 29. axb5 Rxc1+ 30. Rxc1 axb5 31. Rb1 Rb8 32. Rb4 Kf7 33. Kf2 Ke7 34. Ke2 Kd7 35. Rd4+ Ke7 36. Rb4 Kf7 37. g4 Kg6 38. Kf3 h5 39. h4 hxg4+ 40. Kxg4 Rb6 41. h5+ Kh6 42. Kh4 g6 43. hxg6 Kxg6 44. Kg4 Rb7 45. Kf4 Kh5 46. e4 Rb8 47. Kg3 Kg6 48. Kf4 Kh5 1/2-1/2

[Event "Vlissingen HZ op 13th"]
[Site "Vlissingen"]
[Date "2009.08.01"]
[Round "1"]
[White "Dek, Lennart"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2205"]
[BlackElo "1800"]
[PlyCount "111"]
[EventDate "2009.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 g6 6. Bf4 Bg7 7. Nf3 Nh6 8. 0-0 0-0 9. Re1 Re8 10. Nbd2 f6 11. Nf1 Nf7 12. Bg3 e5 13. dxe5 fxe5 14. Bb5 a6 15. Ba4 e4 16. Nd4 Bd7 17. Bb3 Nxd4 18. cxd4 Be6 19. Ne3 Qd7 20. Qd2 Nd8 21. Be5 Nc6 22. Bxg7 Kxg7 23. Rac1 Qd6 24. a3 Rac8 25. Rc5 b6 26. Rcc1 Ne7 27. Qe2 b5 28. Qd2 Rf8 29. Ba2 h6 30. b4 Rxc1 31. Rxc1 Rc8 32. Rc5 Rxc5 33. bxc5 Qd8 34. Nc2 a5 35. Qe2 Qd7 36. Bb3 Bf5 37. h3 h5 38. Qd2 Qc7 39. Qg5 Qd7 40. Ne3 Be6 41. Bd1 Kh7 42. g4 hxg4 43. Bxg4 b4 44. axb4 axb4 45. Qe5 Bf5 46. Qd6 Bxg4 47. hxg4 Qb7 48. Qb6 Qxb6 49. cxb6 b3 50. Nxd5 Nc6 51. b7 Kg7 52. Kf1 g5 53. Nc3 b2 54. d5 Nb8 55. Ke2 Kf7 56. Ke3 1-0

[Event "Vlissingen HZ op 12th"]
[Site "Vlissingen"]
[Date "2008.08.04"]
[Round "4"]
[White "Colijn, Stefan"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2107"]
[BlackElo "1714"]
[PlyCount "69"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 c5 8. Qe2 cxd4 9. Nxd4 Bc5 10. Nb3 Bd6 11. Nf5 Bf8 12. Bf4 Qb6 13. Rd1 Qb4+ 14. Bd2 Qg4 15. f3 Qh5 16. g4 Qh3 17. Rg1 Nh5 18. gxh5 g6 19. Bc3 Rg8 20. h6 Be7 21. Nxe7 Kxe7 22. Rg3 Qxh6 23. Bb5 a6 24. Bb4+ Ke8 25. Bxd7+ Bxd7 26. Rxd7 Kxd7 27. Qd3+ Ke8 28. Qd6 Qh4 29. Nd2 Rd8 30. Qc5 Rd7 31. Ne4 Kd8 32. Ba5+ Ke8 33. Qc8+ Ke7 34. Bb4+ Rd6 35. Bxd6# 1-0

[Event "Vlissingen HZ op 12th"]
[Site "Vlissingen"]
[Date "2008.08.03"]
[Round "3"]
[White "Van Eijndhoven, Erik"]
[Black "Maas, Joop"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2139"]
[BlackElo "1714"]
[PlyCount "81"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. 0-0 Be7 5. d3 0-0 6. Nbd2 Nbd7 7. e4 dxe4 8. dxe4 c6 9. b3 Qc7 10. Bb2 Rd8 11. Qe2 b6 12. e5 Ne8 13. Rfd1 Bb7 14. Ne4 h6 15. Qe3 c5 16. c4 Nf8 17. h4 Rxd1+ 18. Rxd1 Rd8 19. Rd3 Rxd3 20. Qxd3 Bc6 21. Nfd2 Ng6 22. f4 Nf8 23. Bf3 Qd7 24. Qxd7 Bxd7 25. Kf2 f5 26. exf6 Nxf6 27. Be5 Nxe4+ 28. Nxe4 Bd8 29. h5 Nh7 30. Ke3 Nf6 31. Nd6 Ne8 32. a3 Bc7 33. Ne4 Bxe5 34. fxe5 Kf7 35. b4 cxb4 36. axb4 Ke7 37. c5 bxc5 38. Nxc5 Nc7 39. Kd4 Bb5 40. Ne4 Bc6 41. Kc5 1/2-1/2

[Event "Vlissingen HZ op 11th"]
[Site "Vlissingen"]
[Date "2007.08.11"]
[Round "9"]
[White "Stange, Sven"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2144"]
[PlyCount "85"]
[EventDate "2007.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. g3 Nd7 7. Qe2 Bc5 8. exd5 cxd5 9. Nxd5 Ngf6 10. Nxf6+ Qxf6 11. Bg2 Rb8 12. c3 0-0 13. d4 Bd6 14. h4 e5 15. dxe5 Bxe5 16. 0-0 Rfe8 17. Qc2 Bc7 18. Be3 b6 19. Bd4 Qh6 20. Qf5 Nf8 21. Rad1 Qg6 22. Qxg6 hxg6 23. c4 Ne6 24. Bc3 Red8 25. Rfe1 Rxd1 26. Rxd1 Rd8 27. Rxd8+ Bxd8 28. Bd5 Nc5 29. Kf1 Bc7 30. Ke2 Kf8 31. b4 Nd7 32. f4 f6 33. Bc6 Nb8 34. Bb5 g5 35. hxg5 fxg5 36. Be5 Bxe5 37. fxe5 Ke7 38. Ke3 Kf7 39. Ke4 Ke6 40. g4 a6 41. Ba4 a5 42. bxa5 Na6 43. axb6 1-0

[Event "Vlissingen HZ op 11th"]
[Site "Vlissingen"]
[Date "2007.08.10"]
[Round "8"]
[White "Maas, Joop"]
[Black "Van Eijndhoven, Erik"]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "34"]
[EventDate "2007.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 b6 6. Be2 0-0 7. 0-0 Bb7 8. Rc1 Ne4 9. Bh4 c5 10. c3 Nd7 11. Nxe4 dxe4 12. Nd2 Rc8 13. b3 Qe8 14. Bg3 e5 15. Nc4 Qe6 16. dxe5 Nxe5 17. Nxe5 Bxe5 1/2-1/2

[Event "Vlissingen HZ op 11th"]
[Site "Vlissingen"]
[Date "2007.08.06"]
[Round "4"]
[White "Maas, Joop"]
[Black "Beeke, Bobby"]
[Result "0-1"]
[ECO "D05"]
[BlackElo "2191"]
[PlyCount "92"]
[EventDate "2007.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c3 Bd6 4. e3 Nf6 5. Bd3 b6 6. Nbd2 Bb7 7. 0-0 Nbd7 8. Re1 Ne4 9. Qc2 f5 10. a4 g5 11. Nf1 g4 12. N3d2 Qh4 13. Bxe4 fxe4 14. Ng3 0-0 15. b3 Rf6 16. Ba3 c5 17. Ndf1 Raf8 18. Re2 Rh6 19. Bb2 c4 20. b4 Rf7 21. b5 Nf8 22. a5 e5 23. axb6 axb6 24. Ra7 exd4 25. cxd4 Bxg3 26. fxg3 Rhf6 27. Ra1 Qg5 28. Ba3 Qf5 29. Qd1 Ng6 30. Bb4 h5 31. Nd2 Kg7 32. Qe1 Qd7 33. Rb1 Bc8 34. Bc3 Qe8 35. Rb2 Bd7 36. Rb4 Kg8 37. Rb2 Ne7 38. Qb1 Nc8 39. Re1 Nd6 40. Rf1 Nxb5 41. Rc2 Na3 42. Qa2 Nxc2 43. Qxc2 Rxf1+ 44. Nxf1 Qf8 45. Qe2 b5 46. Qe1 b4 0-1

[Event "Vlissingen HZ op 11th"]
[Site "Vlissingen"]
[Date "2007.08.05"]
[Round "2"]
[White "Maas, Joop"]
[Black "Muter, Donny"]
[Result "0-1"]
[ECO "D03"]
[BlackElo "2212"]
[PlyCount "60"]
[EventDate "2007.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Ne4 4. Bf4 c5 5. e3 Qb6 6. Qc1 cxd4 7. exd4 Nc6 8. c3 Bf5 9. Be2 Rc8 10. 0-0 e6 11. Nbd2 Be7 12. a3 0-0 13. Be3 Na5 14. Bd1 Bf6 15. Nxe4 Bxe4 16. Nd2 Bd3 17. Re1 Rc7 18. b4 Nc4 19. Nxc4 Rxc4 20. Qb2 Rfc8 21. Rc1 Qc7 22. Bd2 Bxd4 23. cxd4 Rxc1 24. Qb3 Bc2 25. Qf3 Rxd1 26. Rxd1 Bxd1 27. Qxd1 Qc2 28. Qe1 Qd3 29. Be3 Rc2 30. h4 Rb2 0-1

[Event "Haarlem op"]
[Site "Haarlem"]
[Date "2007.06.29"]
[Round "2"]
[White "Maas, Joop"]
[Black "Boom, Harrie"]
[Result "1-0"]
[ECO "D03"]
[PlyCount "81"]
[EventDate "2007.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 0-0 6. Be2 c5 7. c3 cxd4 8. cxd4 Nc6 9. a3 Re8 10. 0-0 Bd7 11. Rc1 Qb6 12. b4 Qd8 13. Qb3 Bf5 14. Bb5 Rc8 15. Ne5 Ne4 16. Nxe4 Bxe5 17. Nc5 Bg7 18. Nxb7 Qb6 19. Bxc6 Rxc6 20. Nc5 Rd6 21. Bf4 e5 22. dxe5 Bxe5 23. Bxe5 Rxe5 24. Qb2 Re8 25. Nb3 Rdd8 26. Nd4 Bd3 27. Rfd1 Bc4 28. Qc3 Rc8 29. Qd2 Qb7 30. Ra1 Qb6 31. Rdb1 Qb7 32. h3 Qb6 33. a4 Qb7 34. b5 Ra8 35. Qb4 Qb8 36. Qc5 Qb7 37. a5 Rec8 38. Nc6 Bxb5 39. Ne7+ Kg7 40. Nxc8 Rxc8 41. Qxb5 1-0

[Event "Vlissingen HZ op 10th"]
[Site "Vlissingen"]
[Date "2006.08.09"]
[Round "6"]
[White "Maas, Joop"]
[Black "Beuman, Thomas"]
[Result "0-1"]
[ECO "D03"]
[BlackElo "2175"]
[PlyCount "106"]
[EventDate "2006.08.05"]
[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. Bg5 d5 4. e3 Be7 5. Bd3 0-0 6. Nbd2 b6 7. Ne5 Bb7 8. Qf3 Nbd7 9. h4 Nxe5 10. dxe5 Ne4 11. Nxe4 dxe4 12. Bxe4 Bxe4 13. Qxe4 h6 14. Rd1 Qe8 15. Qg4 hxg5 16. hxg5 Bxg5 17. Qxg5 Rd8 18. Rd4 Rxd4 19. exd4 Qd8 20. Qh5 f6 21. Qh7+ Kf7 22. exf6 Qxf6 23. Rh3 Qxd4 24. Rd3 Qe5+ 25. Kf1 Ke7 26. Qh4+ Rf6 27. Qb4+ c5 28. Qa4 Qc7 29. Qg4 Qf4 30. Qxf4 Rxf4 31. Ra3 a5 32. Rg3 Kf6 33. Rb3 Rb4 34. Rxb4 cxb4 35. Ke2 Ke5 36. Ke3 g5 37. f3 Kd5 38. f4 g4 39. Kf2 Ke4 40. Kg3 Kf5 41. Kf2 Kxf4 42. g3+ Ke4 43. Ke2 Kd4 44. Kd2 b5 45. Ke2 a4 46. Kd2 a3 47. c3+ bxc3+ 48. bxc3+ Kc4 49. Kc2 e5 50. Kd2 e4 51. Ke3 Kxc3 52. Kxe4 b4 53. Kf4 b3 0-1

[Event "Vlissingen HZ op 10th"]
[Site "Vlissingen"]
[Date "2006.08.08"]
[Round "5"]
[White "Navarrete Delgado, Sergio"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2210"]
[PlyCount "103"]
[EventDate "2006.08.05"]
[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 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bb3 h6 9. N5f3 c5 10. Bf4 Bd6 11. Bg3 0-0 12. 0-0-0 Qe7 13. Bxd6 Qxd6 14. Ne5 cxd4 15. Ngf3 Nbd7 16. Rxd4 Qb6 17. Rhd1 Nc5 18. Bc4 Na4 19. c3 Nc5 20. g4 Nh7 21. h4 g6 22. Qd2 Kg7 23. b4 Na6 24. g5 h5 25. Rd6 Qc7 26. Qd4 Kg8 27. Nd2 Qe7 28. Ne4 Nc7 29. Qe3 Nd5 30. Bxd5 exd5 31. R6xd5 Be6 32. Nd7 Rfc8 33. Kb2 Rd8 34. Nef6+ Kh8 35. Qd4 Rg8 36. Nxh7+ Kxh7 37. Nf6+ Kh8 38. Nxg8+ Kxg8 39. Rd8+ Rxd8 40. Qxd8+ Qxd8 41. Rxd8+ Kg7 42. Re8 a6 43. a4 Bd5 44. b5 axb5 45. axb5 Bc4 46. Re5 Kf8 47. Ka3 Be6 48. Kb4 Ke7 49. Ka5 Kd6 50. f4 Kc7 51. Rc5+ Kb8 52. Kb6 1-0

[Event "Vlissingen HZ op 10th"]
[Site "Vlissingen"]
[Date "2006.08.07"]
[Round "4"]
[White "Maas, Joop"]
[Black "Afek, Yochanan"]
[Result "1-0"]
[ECO "D05"]
[BlackElo "2316"]
[PlyCount "79"]
[EventDate "2006.08.05"]
[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 d5 2. Nf3 c5 3. e3 Nf6 4. c3 e6 5. Bd3 Nc6 6. Nbd2 Bd6 7. 0-0 0-0 8. Re1 Qc7 9. e4 cxd4 10. cxd4 Nb4 11. Bb1 dxe4 12. Nxe4 Be7 13. Ne5 Nbd5 14. Nxf6+ Bxf6 15. Ng4 Qd8 16. Qd3 g6 17. Nxf6+ Qxf6 18. Re5 Bd7 19. Bg5 Qg7 20. Qd2 f6 21. Bh6 Qf7 22. Bxf8 fxe5 23. Bh6 exd4 24. Qxd4 e5 25. Qd2 Bc6 26. Bc2 Nf6 27. Rd1 Bd5 28. Bg5 Be6 29. Qa5 Nd5 30. Bb3 Nb6 31. Qxe5 Bxb3 32. axb3 Qxb3 33. Rc1 Qd5 34. Qg3 Rc8 35. Re1 Nc4 36. h4 Nxb2 37. Re7 Nd3 38. Be3 Rf8 39. Qc7 Rf7 40. Rxf7 1-0

[Event "Vlissingen HZ op 10th"]
[Site "Vlissingen"]
[Date "2006.08.06"]
[Round "2"]
[White "Maas, Joop"]
[Black "Berg, Klaus"]
[Result "1/2-1/2"]
[ECO "D05"]
[BlackElo "2393"]
[PlyCount "101"]
[EventDate "2006.08.05"]
[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 c5 3. e3 d5 4. c3 e6 5. Bd3 Nbd7 6. Nbd2 Bd6 7. Qe2 0-0 8. 0-0 e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. h3 Re8 12. Nf3 Bc7 13. Qc2 Ne4 14. c4 Qd6 15. Rd1 Qg6 16. Kf1 Be6 17. cxd5 Bxd5 18. Bxe4 Bxe4 19. Qxc5 Rac8 20. Qb4 Qa6+ 21. Kg1 Bxf3 22. gxf3 Re6 23. Rd4 h5 24. Qe1 Rg6+ 25. Kh1 Qf6 26. f4 Qc6+ 27. e4 f5 28. Bd2 Qf6 29. Qe3 Bb6 30. Qb3+ Kh7 31. Rd5 Rc5 32. Rg1 fxe4 33. Rxc5 Bxc5 34. Rxg6 Qxg6 35. Be3 Bxe3 36. Qxe3 b6 37. Kh2 Qf5 38. Qg3 Kg8 39. Qg5 Qxg5 40. fxg5 h4 41. g6 Kf8 42. Kg2 Ke7 43. f3 exf3+ 44. Kxf3 Kf6 45. Kg4 Kxg6 46. Kxh4 Kf5 47. Kg3 g5 48. Kf3 b5 49. b4 Ke5 50. Kg4 Kf6 51. Kf3 1/2-1/2

[Event "Haarlem Nova College op"]
[Site "Haarlem"]
[Date "2006.07.08"]
[Round "4"]
[White "Vermeulen, Wesley"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "1773"]
[BlackElo "2066"]
[PlyCount "61"]
[EventDate "2006.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Nd7 7. Bd3 dxe4 8. Nxe4 Ngf6 9. Nxf6+ Nxf6 10. c3 Be7 11. Bd2 Qb6 12. 0-0-0 a5 13. Qg3 g6 14. Rhe1 a4 15. f4 a3 16. b3 Qc7 17. Qf3 0-0 18. g4 c5 19. dxc5 Bxc5 20. f5 exf5 21. gxf5 Bd4 22. Kb1 Be5 23. fxg6 hxg6 24. Rg1 Ne8 25. Rdf1 Bg7 26. h4 Nf6 27. Bc4 Kh7 28. h5 Ra5 29. Bxf7 gxh5 30. Rxg7+ Kxg7 31. Qxf6+ 1-0

[Event "Vlissingen HZ op 09th"]
[Site "Vlissingen"]
[Date "2005.08.12"]
[Round "7"]
[White "Prange, Stefan"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2196"]
[PlyCount "111"]
[EventDate "2005.08.06"]
[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. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Qc2 0-0 9. Nf3 Re8 10. 0-0 Nf8 11. h3 Be6 12. Rab1 a5 13. a3 Qc8 14. Bf4 Ng6 15. Bh2 Qd8 16. b4 axb4 17. axb4 Bd6 18. Ne5 Bxe5 19. dxe5 Nd7 20. f4 f5 21. exf6 Bf7 22. Nd1 Nxf6 23. b5 Qd7 24. bxc6 bxc6 25. Rc1 Rec8 26. Bf5 Qe8 27. Bxc8 Rxc8 28. Re1 Ne7 29. g4 h5 30. Nf2 hxg4 31. hxg4 Ng6 32. Qe2 Ne4 33. Nxe4 dxe4 34. Bg3 Bd5 35. f5 Nf8 36. Qh2 Nd7 37. Red1 Ra8 38. Ra1 Rc8 39. Kg2 Nf6 40. Rh1 Qd7 41. Rad1 Re8 42. Be5 Qa7 43. Bxf6 Qa2+ 44. Kg3 Qxh2+ 45. Rxh2 gxf6 46. Rdh1 Rf8 47. Rh8+ Kf7 48. R1h7+ Ke8 49. Rxf8+ Kxf8 50. Rc7 Kg8 51. Kf4 Kf8 52. g5 fxg5+ 53. Kxg5 Ke8 54. Kg6 Kd8 55. Ra7 c5 56. Ra5 1-0

[Event "Vlissingen HZ op 09th"]
[Site "Vlissingen"]
[Date "2005.08.10"]
[Round "5"]
[White "Michiels, Rob"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2264"]
[PlyCount "57"]
[EventDate "2005.08.06"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 c5 8. 0-0 cxd4 9. Nxd4 Bc5 10. Nb3 Be7 11. Bg5 h6 12. Be3 Ne5 13. Bb5+ Bd7 14. Qe2 Nc6 15. Rad1 Qc7 16. Bc5 a6 17. Bxe7 Nxe7 18. Bxd7+ Nxd7 19. Qg4 Qe5 20. Rfe1 Qg5 21. Qb4 b6 22. Ne4 Qh5 23. Nd6+ Kd8 24. Nb7+ Ke8 25. Qd6 Qb5 26. Nd4 Qd5 27. Nxe6 Qxb7 28. Nc7+ Kd8 29. Qxd7# 1-0

[Event "Vlissingen HZ op 09th"]
[Site "Vlissingen"]
[Date "2005.08.07"]
[Round "2"]
[White "De Waal, Mark"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2296"]
[PlyCount "61"]
[EventDate "2005.08.06"]
[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. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 c6 6. e3 Nbd7 7. h3 0-0 8. Rc1 Re8 9. Bd3 Nf8 10. c5 Ng6 11. Bh2 Nd7 12. 0-0 Bf6 13. e4 dxe4 14. Nxe4 Be7 15. Re1 Nf6 16. Nd6 Bxd6 17. Bxd6 Nd5 18. Bxg6 hxg6 19. Qd2 a5 20. Ng5 b5 21. Bg3 b4 22. Ne4 Ba6 23. Nd6 Rf8 24. Re5 a4 25. h4 b3 26. axb3 axb3 27. h5 gxh5 28. Rxh5 f5 29. Re1 Bc8 30. Be5 Ra7 31. Bxg7 1-0

[Event "Haarlem Nova College op 1st"]
[Site "Haarlem"]
[Date "2002.07.07"]
[Round "6"]
[White "Groffen, Hans"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2201"]
[BlackElo "1823"]
[PlyCount "67"]
[EventDate "2002.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 c6 8. Qc2 Nbd7 9. Nf3 Re8 10. 0-0 Nf8 11. h3 Ng6 12. Bxf6 Bxf6 13. b4 a6 14. a4 Bd7 15. b5 Qc8 16. bxc6 bxc6 17. Rfc1 Bd8 18. Bf1 Bf5 19. Qd1 Qd7 20. a5 Qd6 21. Qa4 Bc7 22. Qa3 Qd7 23. Na4 Bd6 24. Qc3 Qe6 25. Nb6 Rad8 26. Qxc6 Be4 27. Ng5 Qf5 28. Nxe4 dxe4 29. Nc4 Bb8 30. Nd2 Nh4 31. Rc5 Qe6 32. Qxe6 Rxe6 33. Rac1 f5 34. Bc4 1-0

[Event "Haarlem Nova College op 1st"]
[Site "Haarlem"]
[Date "2002.07.07"]
[Round "5"]
[White "Maas, Joop"]
[Black "Witkamp, Jarno"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1823"]
[BlackElo "1664"]
[PlyCount "73"]
[EventDate "2002.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Be7 5. Nbd2 Nbd7 6. Bd3 c5 7. c3 c4 8. Bc2 b5 9. a3 a5 10. 0-0 Bb7 11. Ne5 Nxe5 12. dxe5 Nd7 13. Bf4 b4 14. axb4 axb4 15. Rxa8 Qxa8 16. Nf3 b3 17. Bb1 Nc5 18. Nd4 Qa1 19. Qe2 Na4 20. Nxe6 Qxb2 21. Nxg7+ Kd8 22. Qh5 Nxc3 23. Qxf7 Bc8 24. Bf5 Bxf5 25. Nxf5 Qa3 26. Qe6 Ne2+ 27. Kh1 Nxf4 28. Qb6+ Kd7 29. exf4 Qc5 30. e6+ Kc8 31. Qa6+ Kb8 32. Ra1 b2 33. Qa8+ Kc7 34. Ra7+ Qxa7 35. Qxa7+ Kc6 36. Nxe7+ Kd6 37. Qb6+ 1-0

[Event "Haarlem Nova College op 1st"]
[Site "Haarlem"]
[Date "2002.07.06"]
[Round "4"]
[White "Maas, Joop"]
[Black "Van Zutphen, Jimmy"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1823"]
[BlackElo "1902"]
[PlyCount "56"]
[EventDate "2002.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. c3 Bxb1 4. Rxb1 c6 5. Bg5 Nf6 6. e3 e6 7. Bd3 Be7 8. Ne5 Nfd7 9. Bf4 Nxe5 10. dxe5 Nd7 11. Qg4 g5 12. Bg3 h5 13. Qe2 h4 14. Kd2 Qc7 15. f4 hxg3 16. hxg3 0-0-0 17. Rhc1 f6 18. Qg4 f5 19. Qe2 Nc5 20. g4 Ne4+ 21. Kc2 Rh4 22. Bxe4 dxe4 23. gxf5 exf5 24. g3 Rh3 25. Rg1 g4 26. Rbe1 Rd3 27. Rd1 Qd7 28. Rxd3 exd3+ 0-1

[Event "Haarlem Nova College op 1st"]
[Site "Haarlem"]
[Date "2002.07.05"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2470"]
[BlackElo "1823"]
[PlyCount "43"]
[EventDate "2002.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bb3 h6 9. N5f3 c5 10. Bf4 Nbd7 11. d5 Qe7 12. dxe6 fxe6 13. Nh4 Nd5 14. Bg3 c4 15. Qxc4 N5b6 16. Qe4 Qf7 17. Ng6 Rg8 18. 0-0-0 Nf6 19. Qd3 Bd7 20. Nf3 0-0-0 21. Nxf8 Qxf8 22. Qc3+ 1-0

[Event "Haarlem AKN op 09th"]
[Site "Haarlem"]
[Date "2000.07.02"]
[Round "6"]
[White "Lowie, Michiel"]
[Black "Maas, Joop"]
[Result "0-1"]
[ECO "D26"]
[PlyCount "118"]
[EventDate "2000.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Nf3 Nc6 8. Rc1 a6 9. a3 dxc4 10. Bxc4 0-0 11. 0-0 b5 12. Ba2 Bb7 13. b4 Rc8 14. Re1 Nd5 15. Nxd5 Bxg5 16. Nxg5 Qxg5 17. Ne3 Ne7 18. g3 Rxc1 19. Qxc1 Rc8 20. Qb1 Qf6 21. Qd1 Bf3 22. Qd3 Rd8 23. Bb1 g6 24. Qc3 Qxd4 25. Qxd4 Rxd4 26. Rc1 Nd5 27. Nxd5 Rxd5 28. Re1 Rd4 29. h3 e5 30. g4 e4 31. Kh2 f5 32. gxf5 gxf5 33. Rc1 Rd2 34. Rc2 Rd1 35. Ba2+ Kg7 36. Kg3 Rd3 37. Rc7+ Kf8 38. Kf4 Rxa3 39. Bf7 Bg2 40. h4 Kg7 41. Bh5+ Kf6 42. Rc6+ Ke7 43. Kxf5 Ra4 44. Rc7+ Kd8 45. Rxh7 Rxb4 46. Ra7 Ra4 47. Bd1 Ra2 48. h5 Rxf2+ 49. Kg6 Bf3 50. Bxf3 exf3 51. Rxa6 Rg2+ 52. Kf7 f2 53. Rf6 Rh2 54. Kg6 Ke7 55. Rf7+ Ke8 56. Rf3 b4 57. h6 b3 58. h7 b2 59. Rxf2 b1Q+ 0-1

[Event "Haarlem AKN op 09th"]
[Site "Haarlem"]
[Date "2000.07.02"]
[Round "5"]
[White "Maas, Joop"]
[Black "Van den Bergh, Jan"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "56"]
[EventDate "2000.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bg5 Nf6 4. e3 Be7 5. Bd3 b6 6. Nbd2 Bb7 7. c3 Nbd7 8. Ne5 Nxe5 9. dxe5 Nd7 10. Bf4 c5 11. 0-0 Qc7 12. Nf3 0-0-0 13. a4 a6 14. Qe2 c4 15. Bc2 Rdg8 16. e4 g5 17. Bg3 h5 18. exd5 Bxd5 19. h4 gxh4 20. Bh2 Qb7 21. Bd1 h3 22. g3 h4 23. b4 cxb3 24. c4 Bc6 25. Rb1 Bc5 26. Kh1 Nxe5 27. Rxb3 Nxf3 28. Rxf3 Rd8 0-1

[Event "Haarlem AKN op 09th"]
[Site "Haarlem"]
[Date "2000.07.01"]
[Round "4"]
[White "Van Amerongen, Arjen"]
[Black "Maas, Joop"]
[Result "1/2-1/2"]
[ECO "B13"]
[PlyCount "65"]
[EventDate "2000.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 g6 6. Bf4 Nc6 7. Nf3 Bg7 8. 0-0 0-0 9. Re1 Nh5 10. Bg5 Qc7 11. Qb3 Be6 12. Nbd2 Rad8 13. h3 Bc8 14. Nf1 Nf4 15. Bxf4 Qxf4 16. N1h2 Kh8 17. Bb5 Qd6 18. Re2 f6 19. Rae1 Rfe8 20. Rd1 e5 21. dxe5 fxe5 22. Red2 Be6 23. Qa4 Qc7 24. Qh4 Bg8 25. Ba4 Rf8 26. Bb3 Ne7 27. Qa4 a6 28. Nf1 Rf4 29. c4 d4 30. Ng3 Nc6 31. Ne2 Rff8 32. Ng3 Qe7 33. Ne4 1/2-1/2

[Event "Haarlem AKN op 09th"]
[Site "Haarlem"]
[Date "2000.06.30"]
[Round "1"]
[White "Afek, Yochanan"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2349"]
[PlyCount "73"]
[EventDate "2000.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Bf4 Nc6 6. c3 Bg4 7. Qb3 Qd7 8. Nd2 g6 9. Ngf3 Bg7 10. Ne5 Qc8 11. Nxg4 Qxg4 12. Qxb7 0-0 13. Bg3 Qe6+ 14. Kf1 Na5 15. Qc7 Qb6 16. Qxb6 axb6 17. Ke2 Rfc8 18. h3 Nc4 19. Nxc4 dxc4 20. Bc2 Nd5 21. Kf3 b5 22. a3 Ra6 23. Be5 f6 24. Bh2 Kf7 25. Rhe1 e6 26. g4 Bh6 27. Bg3 Bd2 28. Rh1 Kg7 29. h4 h5 30. gxh5 gxh5 31. Rhg1 Kf7 32. Bh2 Rg8 33. Rxg8 Kxg8 34. Rg1+ Kf8 35. Bg6 Nxc3 36. bxc3 Rxa3 37. Bd6+ 1-0

[Event "Haarlem AKN op 09th"]
[Site "Haarlem"]
[Date "2000.06.30"]
[Round "2"]
[White "Maas, Joop"]
[Black "Boom, Harrie"]
[Result "1-0"]
[ECO "D91"]
[PlyCount "59"]
[EventDate "2000.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 d5 4. Nc3 Bg7 5. Bg5 Ne4 6. Bh4 c5 7. e3 Nc6 8. cxd5 Nxc3 9. bxc3 Qxd5 10. Qa4 0-0 11. Bc4 Qd8 12. 0-0 a6 13. Rab1 Qa5 14. Qxa5 Nxa5 15. Bd5 e6 16. Be4 f5 17. Bc2 Nc6 18. Rb6 Na5 19. Be7 Nc4 20. Bxf8 Nxb6 21. Bxc5 Nc4 22. Bb3 b5 23. Bxc4 bxc4 24. Rb1 Bd7 25. Nd2 Bc6 26. Nxc4 Bd5 27. Nb6 Rb8 28. a4 Kf7 29. a5 Bf6 30. Rb4 1-0

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "1"]
[White "Bezemer, Arno J"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2240"]
[PlyCount "41"]
[EventDate "1998.07.01"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. cxd5 Bxc3+ 8. bxc3 exd5 9. Ba3 a6 10. Bd3 Nc6 11. 0-0 Qc7 12. Rb1 b5 13. Bc5 Be6 14. a4 bxa4 15. Qxa4 Nd7 16. Ba3 Nb6 17. Qc2 Nc4 18. Bxc4 dxc4 19. Rfe1 Kd8 20. d5 Qa5 21. dxe6 1-0

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "5"]
[White "De Haas, Piet"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B17"]
[PlyCount "74"]
[EventDate "1998.07.01"]
[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 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bb3 h6 9. N5f3 Qc7 10. c3 c5 11. Nh3 Bd6 12. dxc5 Bxc5 13. 0-0 Bd6 14. g3 0-0 15. Nf4 e5 16. Ng2 Bg4 17. Ne3 Bh5 18. Nf5 e4 19. Qd2 exf3 20. Qxd6 Qxd6 21. Nxd6 Rad8 22. Nxb7 Rb8 23. Nd6 Rbd8 24. Nf5 Bg4 25. Nd4 Rfe8 26. a4 Nbd7 27. Bf4 g5 28. Be3 Nc5 29. Bc4 Rxe3 30. fxe3 Nce4 31. Nxf3 Bh3 32. Rfd1 Re8 33. Rd4 g4 34. Nh4 Ng5 35. Re1 Nfe4 36. Bd5 Nc5 37. b4 Nxa4 1-0

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "4"]
[White "Maas, Joop"]
[Black "Galje, Hans"]
[Result "1/2-1/2"]
[ECO "D03"]
[BlackElo "2110"]
[PlyCount "46"]
[EventDate "1998.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 Be7 5. Bd3 Nbd7 6. Nbd2 c5 7. c3 b6 8. 0-0 Bb7 9. Ne5 Nxe5 10. dxe5 Nd7 11. Bxe7 Qxe7 12. f4 f6 13. Qh5+ Qf7 14. Qxf7+ Kxf7 15. Bb5 Ke7 16. Bxd7 Kxd7 17. Rad1 Ke7 18. Nf3 Rad8 19. Rd2 Rd7 20. Rfd1 Rhd8 21. Kf2 Bc6 22. b3 a5 23. g4 Rf8 1/2-1/2

[Event "Haarlem AKN op 07th"]
[Site "Haarlem"]
[Date "1998.??.??"]
[Round "6"]
[White "Maas, Joop"]
[Black "Pauwels, Rudi"]
[Result "1/2-1/2"]
[ECO "A35"]
[PlyCount "51"]
[EventDate "1998.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. e3 Rb8 8. Qc2 Nf6 9. Bd3 Ba6 10. 0-0 Ng4 11. h3 Ne5 12. b3 Nxd3 13. Qxd3 0-0 14. Rd1 d5 15. Qc2 Qa5 16. Bd2 dxc4 17. bxc4 Qc5 18. Ne4 Qxc4 19. Qxc4 Bxc4 20. Rac1 Bxa2 21. Bc3 Rfd8 22. Bxg7 Rxd1+ 23. Rxd1 Rb1 24. Rxb1 Bxb1 25. Bd4 Bxe4 26. Bxa7 1/2-1/2

[Event "Bruges op"]
[Site "Bruges"]
[Date "1997.??.??"]
[Round "1"]
[White "Goormachtigh, Johan"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2320"]
[PlyCount "70"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Bg4 8. Nge2 Nbd7 9. Qc2 Bxe2 10. Bxe2 0-0 11. 0-0 Re8 12. Bd3 Nf8 13. Bxf6 Bxf6 14. b4 a6 15. Na4 g6 16. Rfc1 Ne6 17. Rab1 Be7 18. Bf1 Ng5 19. Bd3 Bd6 20. Nc5 Bxc5 21. Qxc5 Ne6 22. Qc2 f5 23. g3 Qg5 24. Kh1 Qg4 25. Qd1 Qh3 26. Bf1 Qh6 27. a4 Ng5 28. Rb2 Ne4 29. b5 axb5 30. axb5 Rec8 31. Kg1 Qg7 32. Qb3 Qd7 33. Rbc2 Rab8 34. Bd3 Kg7 35. Rb1 Ra8 1-0

[Event "Glorney Cup"]
[Site "Glenalmond"]
[Date "1996.??.??"]
[Round "4"]
[White "Jones, Richard S"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "41"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 g6 5. Bc4 Bg7 6. 0-0 e6 7. d3 Nge7 8. Qe1 Nd4 9. Nxd4 cxd4 10. Ne2 d5 11. Bb3 dxe4 12. dxe4 b5 13. f5 exf5 14. exf5 Qb6 15. Nf4 Qd6 16. Nd5 gxf5 17. Bf4 Qd7 18. Bh6 Kd8 19. Qa5+ Ke8 20. Rae1 Kf8 21. Re2 1-0

[Event "Haarlem AKN op 05th"]
[Site "Haarlem"]
[Date "1996.??.??"]
[Round "5"]
[White "Los, Arend"]
[Black "Maas, Joop"]
[Result "1/2-1/2"]
[ECO "C25"]
[PlyCount "50"]
[EventDate "1996.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. f4 Bxg1 5. Rxg1 Qh4+ 6. g3 Qxh2 7. Kf1 d6 8. f5 Nf6 9. d3 h5 10. Rg2 Qh1+ 11. Rg1 Qh2 12. Bg5 Ng4 13. Qe2 Qxe2+ 14. Nxe2 f6 15. Bd2 Bd7 16. Rh1 0-0-0 17. Bf7 Be8 18. Bxe8 Rdxe8 19. c4 Nd4 20. Nxd4 exd4 21. Ke2 c5 22. Rh4 Rh7 23. Rah1 Reh8 24. Bf4 Kd7 25. Rb1 b6 1/2-1/2

[Event "Haarlem AKN op 05th"]
[Site "Haarlem"]
[Date "1996.??.??"]
[Round "1"]
[White "Maas, Joop"]
[Black "De Vries, Wijbren"]
[Result "1-0"]
[ECO "E38"]
[PlyCount "81"]
[EventDate "1996.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nc3 cxd4 5. exd4 Bb4 6. Qc2 Nc6 7. Nf3 d5 8. Be3 0-0 9. Bd3 dxc4 10. Bxc4 Qc7 11. Bd3 e5 12. 0-0 Nxd4 13. Nxd4 exd4 14. Bxd4 Ng4 15. Bxh7+ Kh8 16. g3 f5 17. Bg6 Qd6 18. h3 Qxg6 19. hxg4 Qxg4 20. Ne2 Qf3 21. Qc7 Qg4 22. f3 Qg6 23. Be5 Rf7 24. Qd8+ Bf8 25. Qh4+ Qh7 26. Qd8 Qg6 27. Kg2 Kg8 28. Rh1 Rd7 29. Qa5 b6 30. Qb5 Rd2 31. Bf4 Rc2 32. Qb3+ Qf7 33. Qxc2 Bb7 34. Rac1 Rc8 35. Nc3 Bxf3+ 36. Kxf3 Qb7+ 37. Kf2 Bc5+ 38. Be3 Bxe3+ 39. Kxe3 Qe7+ 40. Kf3 Qb7+ 41. Kf2 1-0

[Event "Glorney Cup"]
[Site "Glenalmond"]
[Date "1996.??.??"]
[Round "5"]
[White "Maas, Joop"]
[Black "Dunne, Ronan"]
[Result "1/2-1/2"]
[ECO "B12"]
[PlyCount "52"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 c5 7. Be3 Nc6 8. dxc5 Nxe5 9. Nd4 Nf6 10. Bb5+ Ned7 11. c6 bxc6 12. Nxc6 Qc7 13. Bd4 a6 14. Ba4 Bd6 15. g5 Nh5 16. h4 Kf8 17. Ne2 Nc5 18. Bxc5 Bxc5 19. Rh3 Nf4 20. Rc3 Bh5 21. Rxc5 Nxe2 22. Qd3 Qh2 23. Ra5 Qg1+ 24. Kd2 Qxa1 25. Qa3+ Kg8 26. Ne7+ Kf8 1/2-1/2

[Event "Glorney Cup"]
[Site "Glenalmond"]
[Date "1996.??.??"]
[Round "3"]
[White "Maas, Joop"]
[Black "Haslinger, Stewart"]
[Result "1/2-1/2"]
[ECO "C82"]
[BlackElo "2195"]
[PlyCount "55"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5 10. h3 0-0 11. Bf4 Qe7 12. Nbd2 Rad8 13. Qe2 Bf5 14. Rad1 h6 15. Nb1 Na7 16. Nd4 Bg6 17. Nd2 Bb6 18. Rc1 c5 19. N4f3 Nc6 20. Bc2 Nxd2 21. Qxd2 Be4 22. Qe2 Bxf3 23. Qxf3 Nxe5 24. Qg3 Ng6 25. Bxg6 fxg6 26. Bxh6 Bc7 27. Bg5 Qd7 28. Qd3 1/2-1/2

[Event "Haarlem AKN op 05th"]
[Site "Haarlem"]
[Date "1996.??.??"]
[Round "6"]
[White "Maas, Joop"]
[Black "Lowie, Michiel"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "110"]
[EventDate "1996.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[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. Bg5 d6 5. e4 0-0 6. Be2 Nbd7 7. Nf3 e5 8. dxe5 dxe5 9. 0-0 h6 10. Be3 c5 11. h3 Nh5 12. Nd5 b6 13. Qd2 g5 14. Rfd1 Ndf6 15. Nxf6+ Qxf6 16. Nh2 Nf4 17. Bg4 Ne6 18. Bxe6 Bxe6 19. b3 Kh7 20. Qe2 Rfd8 21. Nf1 Rxd1 22. Rxd1 Rd8 23. Bc1 Rxd1 24. Qxd1 Qe7 25. Ne3 Qd7 26. Qxd7 Bxd7 27. g4 b5 28. Bb2 f6 29. Kg2 Kg8 30. Ba3 b4 31. Bc1 Kf7 32. Nd5 Bf8 33. Kg3 Bd6 34. h4 Kf8 35. Ne3 Kf7 36. Ng2 Ke6 37. Be3 Bf8 38. Ne1 Kd6 39. Nf3 Bc6 40. Nd2 Bd7 41. f3 Bc8 42. h5 Ke6 43. Nf1 Bd6 44. Bg1 Kf7 45. Ne3 Bf8 46. Nd5 Bd6 47. Be3 Kg7 48. Kf2 Kf7 49. Ke2 Kg7 50. Kd2 Kf7 51. Kc2 Kg7 52. Bf2 Kf7 53. Kb2 Bd7 54. Kc2 Be8 55. Kd3 Bd7 1/2-1/2

[Event "Glorney Cup"]
[Site "Glenalmond"]
[Date "1996.??.??"]
[Round "1"]
[White "Maas, Joop"]
[Black "Neuillet, Alexandre"]
[Result "0-1"]
[ECO "B25"]
[BlackElo "2240"]
[PlyCount "60"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. Be3 e6 7. f4 Nge7 8. Nf3 Nd4 9. 0-0 0-0 10. Qd2 Rb8 11. Nd1 b5 12. c3 Nxf3+ 13. Bxf3 b4 14. Rf2 Qa5 15. h4 bxc3 16. bxc3 d5 17. Qc2 Bd7 18. Rc1 Ba4 19. Qd2 dxe4 20. dxe4 Rfd8 21. Qe1 Bxd1 22. Bxd1 Rd3 23. Rfc2 Nc6 24. Bf3 Qa3 25. Kf2 Nd4 26. cxd4 Rxe3 27. Qd1 Bxd4 28. Kg2 Rd3 29. Qf1 Rb2 30. Rxb2 Qxb2+ 0-1

[Event "Haarlem AKN op 05th"]
[Site "Haarlem"]
[Date "1996.??.??"]
[Round "3"]
[White "Maas, Joop"]
[Black "Tondivar, Babak"]
[Result "1/2-1/2"]
[ECO "D58"]
[BlackElo "2300"]
[PlyCount "79"]
[EventDate "1996.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 0-0 7. e3 b6 8. Bxf6 Bxf6 9. cxd5 exd5 10. Bd3 Be6 11. 0-0 c5 12. Rc1 Nc6 13. Bb1 g6 14. a3 Rc8 15. h3 Bg7 16. Ne2 Qd6 17. Qd2 Rfd8 18. Nh4 Qe7 19. Nf3 c4 20. Nh2 b5 21. f4 f5 22. Nf3 a5 23. Ne5 Nxe5 24. fxe5 b4 25. axb4 axb4 26. Nf4 Bf7 27. Rf3 Ra8 28. Qf2 Ra1 29. Rg3 Kh7 30. Rf1 c3 31. bxc3 bxc3 32. Bd3 Rxf1+ 33. Qxf1 h5 34. Nxg6 Bxg6 35. Rxg6 Rf8 36. Rc6 Qg5 37. Qf4 Bh6 38. Qxg5 Bxg5 39. Kf2 Kg7 40. Rxc3 1/2-1/2

[Event "NED-chT 9697"]
[Site "Netherlands"]
[Date "1996.??.??"]
[Round "?"]
[White "Maas, Joop"]
[Black "Van der Poel, Pieter"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "2140"]
[PlyCount "65"]
[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 d5 2. Nf3 e6 3. Bg5 Be7 4. Bxe7 Qxe7 5. c3 Nd7 6. e3 c6 7. Nbd2 e5 8. dxe5 Nxe5 9. Nxe5 Qxe5 10. Nf3 Qe7 11. Qa4 Nf6 12. Rd1 0-0 13. Qh4 Bg4 14. Bd3 h6 15. 0-0 Rae8 16. Kh1 Bxf3 17. gxf3 Nd7 18. Qh3 Ne5 19. Bb1 Qf6 20. f4 Nc4 21. b3 Nd6 22. Rg1 Re7 23. Rg2 Kh8 24. Rdg1 Rg8 25. Qh5 Ne4 26. Bxe4 Rxe4 27. Qh3 Kh7 28. Rd1 a5 29. Rd4 Qe7 30. Rg1 Rxd4 31. cxd4 a4 32. b4 a3 33. Rb1 0-1

[Event "Haarlem AKN op 05th"]
[Site "Haarlem"]
[Date "1996.??.??"]
[Round "2"]
[White "Overeem, Marc"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2330"]
[PlyCount "59"]
[EventDate "1996.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. cxd5 Nxe5 6. d4 Ng6 7. dxe6 Bxe6 8. d5 Bd7 9. Nf3 Be7 10. Bd3 0-0 11. 0-0 Bg4 12. h3 Bxf3 13. Qxf3 Ne5 14. Bxh7+ Kxh7 15. Qh5+ Kg8 16. Qxe5 Nd7 17. Qg3 Bh4 18. Qd3 Ne5 19. Qb5 b6 20. Bf4 Ng6 21. Bh2 Be7 22. Qc6 Bd6 23. Rfe1 Bxh2+ 24. Kxh2 Nf4 25. Rad1 Qh4 26. Ne4 Rac8 27. Qd7 Rfd8 28. Qf5 g6 29. Qe5 Nh5 30. g3 1-0

[Event "Glorney Cup"]
[Site "Glenalmond"]
[Date "1996.??.??"]
[Round "2"]
[White "Voigt, Roland"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "B85"]
[PlyCount "63"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Be7 8. 0-0 0-0 9. f4 Qc7 10. Bf3 Bd7 11. Kh1 Nc6 12. Qe1 Rac8 13. Nb3 b5 14. Qf2 Rb8 15. g4 Rfc8 16. g5 Ne8 17. Qg2 Bf8 18. Nd1 Ne7 19. c3 Ng6 20. Qg3 Bc6 21. Nd4 Bb7 22. Nf2 Ne7 23. Ng4 d5 24. e5 Nc6 25. Nf6+ Nxf6 26. gxf6 g6 27. Qh4 Qd8 28. Rg1 Nxd4 29. cxd4 Rc2 30. Rg3 h6 31. Rh3 Kh7 32. f5 1-0

[Event "Haarlem AKN op 04th"]
[Site "Haarlem"]
[Date "1995.??.??"]
[Round "6"]
[White "De Jonge, Maartje"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "C34"]
[PlyCount "79"]
[EventDate "1995.07.??"]
[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 e5 2. f4 exf4 3. Nf3 h6 4. Bc4 d6 5. c3 g5 6. h4 Bg7 7. hxg5 hxg5 8. Rxh8 Bxh8 9. Qb3 Nh6 10. Qb5+ Nc6 11. Qxg5 Qxg5 12. Nxg5 Ne5 13. Be2 Bg4 14. d4 Ng6 15. Bxg4 Nxg4 16. Ke2 0-0-0 17. Nxf7 Re8 18. Nxh8 Nxh8 19. Bxf4 Rxe4+ 20. Kf3 Nf6 21. Nd2 Re6 22. Nc4 Ng6 23. g3 b5 24. Ne3 c5 25. d5 Ne5+ 26. Bxe5 Rxe5 27. Rd1 a5 28. c4 b4 29. g4 a4 30. Rg1 Ne4 31. Rg2 Kd7 32. Kf4 Ng5 33. Rh2 Ne4 34. Rh7+ Kd8 35. Nf5 b3 36. axb3 axb3 37. Nxd6 Nxd6 38. Kxe5 Nxc4+ 39. Ke6 Nxb2 40. d6 1-0

[Event "Haarlem AKN op 04th"]
[Site "Haarlem"]
[Date "1995.??.??"]
[Round "5"]
[White "De Vilder, Hans"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "C38"]
[PlyCount "59"]
[EventDate "1995.07.??"]
[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 e5 2. f4 exf4 3. Nf3 h6 4. d4 g5 5. Bc4 d6 6. 0-0 Bg7 7. c3 Nc6 8. Qa4 Bd7 9. Qb3 Qf6 10. Qxb7 Rc8 11. Qa6 Rb8 12. b4 g4 13. b5 Rb6 14. Qa3 gxf3 15. bxc6 Rxc6 16. Bd5 Rxc3 17. Nxc3 Qxd4+ 18. Kh1 fxg2+ 19. Kxg2 Qd3 20. Rxf4 Bh3+ 21. Kh1 Bxc3 22. Bb2 Qd2 23. Rg1 Bxb2 24. Qxh3 Qxf4 25. Qc8+ Ke7 26. Qxc7+ Ke8 27. Qb8+ Ke7 28. Qc7+ Ke8 29. Bc6+ Kf8 30. Qd8# 1-0

[Event "Haarlem AKN op 04th"]
[Site "Haarlem"]
[Date "1995.??.??"]
[Round "1"]
[White "Maas, Joop"]
[Black "Resnick, Paul"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "113"]
[EventDate "1995.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 b6 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Nxd5 exd5 10. Qb3 Nf6 11. Bb5+ Bd7 12. Rc1 c5 13. 0-0 c4 14. Bxd7+ Nxd7 15. Qb5 Qd6 16. Qa6 0-0 17. b3 cxb3 18. axb3 Qb8 19. b4 Rc8 20. b5 Rc4 21. Nd2 Rc7 22. Rc6 Qc8 23. Rfc1 Qxa6 24. bxa6 Rxc6 25. Rxc6 Nf6 26. Nb1 Kf8 27. Nc3 Ke7 28. Rc7+ Nd7 29. Nxd5+ Kd8 30. f3 Ke8 31. Nc3 Kd8 32. Nb5 f6 33. Rxa7 Rxa7 34. Nxa7 Nb8 35. Kf2 Kd7 36. Nb5 Nxa6 37. Ke2 Kc6 38. Nc3 Nb4 39. e4 g5 40. g3 Nc2 41. d5+ Kc5 42. f4 h6 43. e5 fxe5 44. fxe5 Nb4 45. e6 Kd6 46. Ke3 Na6 47. Nb5+ Ke7 48. Kd4 Nc5 49. Na7 Nxe6+ 50. dxe6 Kxe6 51. g4 Kd6 52. Nb5+ Kc6 53. Kc4 Kb7 54. Nd4 Ka6 55. Nf5 Ka5 56. Kb3 Kb5 57. Nxh6 1-0

[Event "Haarlem AKN op 04th"]
[Site "Haarlem"]
[Date "1995.??.??"]
[Round "3"]
[White "Maas, Joop"]
[Black "Warmerdam, Robert"]
[Result "1-0"]
[ECO "A85"]
[PlyCount "41"]
[EventDate "1995.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. h4 Bg7 5. e4 d6 6. h5 Rg8 7. h6 Bh8 8. Bd3 fxe4 9. Nxe4 Nc6 10. Nf3 Bg4 11. Be3 Qd7 12. Neg5 e5 13. d5 Ne7 14. Qc2 0-0-0 15. Bxa7 b6 16. c5 Kb7 17. c6+ Nxc6 18. dxc6+ Qxc6 19. Ba6+ Kxa7 20. Qxc6 Kxa6 21. Rc1 1-0

[Event "Haarlem AKN op 04th"]
[Site "Haarlem"]
[Date "1995.??.??"]
[Round "2"]
[White "Strating, Sybolt"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2310"]
[PlyCount "49"]
[EventDate "1995.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[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 Nf6 4. Nf3 Be7 5. Bf4 c6 6. e3 0-0 7. Bd3 Nbd7 8. 0-0 h6 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nf6 12. Bc2 Nh5 13. Be5 f5 14. Ne1 Nf6 15. Nd3 Qe8 16. Re1 Bd7 17. Bb3 Rd8 18. Re2 g5 19. d5 cxd5 20. cxd5 Bb5 21. Bc7 Rd7 22. Rxe6 Nxd5 23. Ne5 Bc6 24. Rg6+ Kh7 25. Qh5 1-0

[Event "Haarlem AKN op 03rd"]
[Site "Haarlem"]
[Date "1994.??.??"]
[Round "1"]
[White "Duivenvoorden, Ben"]
[Black "Maas, Joop"]
[Result "0-1"]
[ECO "D37"]
[PlyCount "56"]
[EventDate "1994.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 0-0 6. Bd2 Nbd7 7. Be2 a6 8. cxd5 exd5 9. 0-0 c6 10. a3 Bd6 11. Qc2 Re8 12. Bd3 Nf8 13. Rfe1 Bg4 14. Ng5 Qc7 15. f4 h6 16. Nf3 Bxf3 17. gxf3 c5 18. Ne2 Ne6 19. e4 c4 20. e5 cxd3 21. Qxc7 Bxc7 22. exf6 dxe2 23. Rxe2 Nxd4 24. Rxe8+ Rxe8 25. Rf1 Bb6 26. Kg2 Re2+ 27. Rf2 Rxf2+ 28. Kxf2 Nb3+ 0-1

[Event "Haarlem AKN op 03rd"]
[Site "Haarlem"]
[Date "1994.??.??"]
[Round "6"]
[White "Maas, Joop"]
[Black "Dambrink, Luois"]
[Result "1-0"]
[ECO "E97"]
[PlyCount "69"]
[EventDate "1994.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nf3 d6 6. Be2 Nc6 7. 0-0 e5 8. d5 Ne7 9. Bg5 h6 10. Be3 Nd7 11. Nd2 f5 12. f3 f4 13. Bf2 Nf6 14. b4 a5 15. bxa5 Rxa5 16. Nb3 Ra8 17. c5 g5 18. Nb5 h5 19. cxd6 cxd6 20. Qc2 Rf7 21. Qc7 Qf8 22. Qxd6 Ng6 23. Qxf8+ Bxf8 24. Bc5 g4 25. Bxf8 Kxf8 26. Rfc1 Ne8 27. a4 Nh4 28. Nd2 Bd7 29. Nc4 Bxb5 30. axb5 Rxa1 31. Rxa1 gxf3 32. Bxf3 Nxf3+ 33. gxf3 Rc7 34. Nxe5 Kg8 35. Ra8 1-0

[Event "Haarlem AKN op 03rd"]
[Site "Haarlem"]
[Date "1994.??.??"]
[Round "2"]
[White "Maas, Joop"]
[Black "Seeman, Tarvo"]
[Result "0-1"]
[ECO "E92"]
[BlackElo "2260"]
[PlyCount "86"]
[EventDate "1994.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 a5 8. 0-0 Na6 9. Be3 Ng4 10. Bg5 f6 11. Bh4 h5 12. Nd2 Bd7 13. Bxg4 Bxg4 14. f3 Bd7 15. Qe2 Bh6 16. a3 a4 17. b4 axb3 18. Nxb3 Qe7 19. Rfb1 Kh8 20. Na5 b6 21. Nb3 g5 22. Bf2 g4 23. Be3 Qg7 24. Bxh6 Qxh6 25. Qd2 Qg6 26. Rf1 f5 27. fxg4 hxg4 28. exf5 Bxf5 29. Qf2 Kg7 30. Qg3 Bd3 31. Rxf8 Rxf8 32. Nd2 Rf4 33. Qe3 Bxc4 34. Nxc4 Rxc4 35. Rf1 Nc5 36. g3 Nd7 37. Nb5 Nf6 38. Nc3 Nh7 39. Nb1 Rc2 40. Nd2 Qg5 41. Qe4 Rxd2 42. Rf7+ Kxf7 43. Qxh7+ Ke8 0-1

[Event "Haarlem AKN op 03rd"]
[Site "Haarlem"]
[Date "1994.??.??"]
[Round "5"]
[White "Maas, Joop"]
[Black "Zult, Daan"]
[Result "0-1"]
[ECO "D20"]
[PlyCount "81"]
[EventDate "1994.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 e5 4. d5 c6 5. e4 cxd5 6. exd5 Bc5 7. Nf3 Bg4 8. Bxc4 Nf6 9. 0-0 0-0 10. Bg5 Nbd7 11. Ne4 Qb6 12. Qd3 Rfe8 13. Nfd2 Nxe4 14. Qxe4 f5 15. Qd3 Qg6 16. d6+ Kh8 17. Be7 e4 18. Qg3 Rxe7 19. dxe7 Bd6 20. Qh3 Re8 21. Bb5 Bxe7 22. Qg3 Bd6 23. Qh4 Qf7 24. h3 g5 25. Bxd7 gxh4 26. Bxe8 Qxe8 27. hxg4 Qe5 28. f4 Qd4+ 29. Kh1 Qxd2 30. Rad1 Qb4 31. gxf5 e3 32. a3 Qb6 33. Rf3 Kg7 34. b4 Kf6 35. Re1 Kxf5 36. Rfxe3 Bxf4 37. Rf3 Qd4 38. Ref1 Kg4 39. Rh3 Bg3 40. Rc1 Qd3 41. Kg1 0-1

[Event "Haarlem AKN op 03rd"]
[Site "Haarlem"]
[Date "1994.??.??"]
[Round "3"]
[White "Meurs, Peter"]
[Black "Maas, Joop"]
[Result "1/2-1/2"]
[ECO "E07"]
[PlyCount "76"]
[EventDate "1994.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c6 5. Nf3 Be7 6. 0-0 0-0 7. Nc3 Nbd7 8. b3 b6 9. cxd5 cxd5 10. Bf4 Ba6 11. Rc1 Ba3 12. Rc2 Rc8 13. Nb1 Be7 14. Qc1 Rxc2 15. Qxc2 Qc8 16. Rc1 Qxc2 17. Rxc2 Rc8 18. Rxc8+ Bxc8 19. Nc3 Ba6 20. Bf1 Bb4 21. Nb1 Ne4 22. a3 Be7 23. Ne5 Nxe5 24. Bxe5 Nd6 25. g4 f6 26. Bg3 Bc8 27. a4 Nf7 28. Nc3 a6 29. e4 Bb4 30. Na2 Be7 31. exd5 exd5 32. Nc3 Bd8 33. Nxd5 Ng5 34. Ne3 Nf3+ 35. Kg2 Nxd4 36. Bd6 Kh8 37. Bc4 Bb7+ 38. Kg3 Bc8 1/2-1/2

[Event "Haarlem AKN op 02nd"]
[Site "Haarlem"]
[Date "1993.??.??"]
[Round "2"]
[White "Forintos, Gyozo Victor"]
[Black "Maas, Joop"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2445"]
[PlyCount "59"]
[EventDate "1993.07.??"]
[EventType "swiss"]
[EventRounds "6"]
[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. Nf3 Nf6 4. Nc3 Be7 5. Bf4 a6 6. c5 Nc6 7. e3 0-0 8. a3 Ne4 9. Bd3 f5 10. h4 Bd7 11. Be2 Rc8 12. b4 Na7 13. a4 c6 14. Nxe4 fxe4 15. Ne5 Bf6 16. g3 Bxe5 17. Bxe5 Qe8 18. Bd6 Rf6 19. g4 Qf7 20. Rh2 Qe8 21. Kd2 Ra8 22. g5 Rf7 23. Bh5 g6 24. Be2 Nc8 25. Be5 Ne7 26. h5 Rf5 27. Bf6 Qf7 28. Qh1 Kf8 29. hxg6 hxg6 30. Bxe7+ 1-0

