[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.02"]
[Round "5"]
[White "Halve, Gerard"]
[Black "Volkers, Kees"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1746"]
[BlackElo "1776"]
[PlyCount "105"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 a6 4. Nf3 g6 5. d3 Bg7 6. g3 Ne7 7. Bg2 Nbc6 8. e5 d6 9. exd6 Qxd6 10. Ne4 Qc7 11. c3 b6 12. 0-0 0-0 13. Kh1 Bb7 14. Be3 Rad8 15. Qe2 Nf5 16. Bf2 a5 17. g4 Ba6 18. Ne1 Nfe7 19. Bg3 Qd7 20. c4 Nd4 21. Qe3 Rfe8 22. Bh4 Nef5 23. gxf5 Nxf5 24. Qh3 Nxh4 25. Qxh4 Qe7 26. Qf2 h6 27. Rb1 f5 28. Nd2 e5 29. Bd5+ Kh7 30. fxe5 Qxe5 31. Ndf3 Qe7 32. Rg1 Bb7 33. Bxb7 Qxb7 34. Qg2 Qf7 35. Qh3 Kg8 36. Nh4 Rd6 37. Qf3 Rde6 38. Neg2 Re2 39. Nf4 R8e3 40. Qc6 Rf2 41. Nhxg6 Ree2 42. Nxe2 Rxe2 43. Nf4 Rf2 44. Ne6 Rxh2+ 45. Kxh2 Qh5+ 46. Kg2 Qe2+ 47. Kg3 Qg4+ 48. Kf2 Qh4+ 49. Ke2 Qh5+ 50. Qf3 Qh2+ 51. Rg2 Qe5+ 52. Qe3 Qd6 53. Rxg7+ 1-0

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.01"]
[Round "2"]
[White "Volkers, Kees"]
[Black "Gerritse, Youri"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1776"]
[BlackElo "1884"]
[PlyCount "62"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. Bb5 Bd7 6. 0-0 a6 7. Bc4 Nf6 8. d4 0-0-0 9. d5 Bg4 10. h3 Ne5 11. hxg4 Nxc4 12. Qd4 Nd6 13. Ne5 Nd7 14. Bd2 Nxe5 15. Qxe5 Nc4 16. Qf4 Nxd2 17. Qxd2 e6 18. Rad1 exd5 19. Qf4 Rd7 20. Qf5 c6 21. a3 Bxa3 22. Nxd5 cxd5 23. bxa3 g6 24. Qe5 Rhd8 25. Rd3 Qb6 26. Rfd1 Qd6 27. Qd4 Rc7 28. Qa7 Rc5 29. Rb3 Qc7 30. Rxb7 Qxb7 31. Qxc5+ Qc7 1/2-1/2

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.01"]
[Round "3"]
[White "Volkers, Kees"]
[Black "Welch, Wayne"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1776"]
[BlackElo "1832"]
[PlyCount "110"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 g6 5. Bc4 Nge7 6. d3 Bg7 7. f5 d5 8. exd5 exd5 9. f6 Bxf6 10. Bb3 0-0 11. 0-0 Bg7 12. Qe1 Bg4 13. Bg5 f6 14. Bd2 Kh8 15. Qh4 Be6 16. Rae1 Nf5 17. Qf2 Nfd4 18. Ba4 Bg8 19. Bxc6 Nxf3+ 20. gxf3 bxc6 21. Qxc5 Qc8 22. Re7 Rf7 23. Rfe1 Bf8 24. Qd6 Rxe7 25. Rxe7 Bxe7 26. Qxe7 Qe6 27. Qb7 Re8 28. Qxa7 Qh3 29. Qf2 Bf7 30. Qg3 Qf5 31. Kf2 g5 32. Qc7 Bh5 33. Qg3 h6 34. a4 Qe6 35. Kg2 Kh7 36. b4 Bg6 37. a5 f5 38. b5 cxb5 39. Nxb5 Qe2+ 40. Qf2 Qxf2+ 41. Kxf2 f4 42. Bc3 Rc8 43. a6 Be8 44. Nd6 Rxc3 45. Nxe8 Rxc2+ 46. Kg1 Ra2 47. Nc7 d4 48. Kf1 Kg6 49. Ke1 Kf7 50. h3 Ke7 51. Nd5+ Kd8 52. Nb4 Ra4 53. a7 Kc8 54. Nc6 Kb7 55. a8Q+ Kxa8 0-1

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.21"]
[Round "6"]
[White "Boog, Stef A"]
[Black "Volkers, Kees"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1703"]
[BlackElo "1795"]
[PlyCount "82"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Bc4 0-0 9. Qd2 Bd7 10. 0-0-0 Qb8 11. a3 Rc8 12. Ba2 Ne5 13. Bh6 b5 14. Bxg7 Kxg7 15. Nd5 Nc4 16. Bxc4 bxc4 17. Qc3 e5 18. Ne2 Nxd5 19. Rxd5 Be6 20. Rd2 f6 21. Qb4 Qxb4 22. axb4 Rc6 23. Rhd1 Rd8 24. c3 f5 25. exf5 gxf5 26. f4 Ra6 27. fxe5 Bd7 28. Rxd6 Ra1+ 29. Kc2 Rxd1 30. Kxd1 Ba4+ 31. Kc1 Rxd6 32. exd6 Kf6 33. Kd2 Ke5 34. Ke3 Kxd6 35. Kf4 Bd7 36. Nd4 Be8 37. Nxf5+ Kc6 38. g4 Bf7 39. g5 Kb6 40. Ke5 Bg6 41. Nd6 Bd3 1-0

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.21"]
[Round "5"]
[White "Volkers, Kees"]
[Black "De Jager, Leo"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1795"]
[BlackElo "1781"]
[PlyCount "86"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. g3 d5 3. Bg2 c5 4. exd5 exd5 5. d4 Be6 6. Nf3 Nc6 7. 0-0 Nf6 8. Re1 h6 9. c3 Qb6 10. b3 cxd4 11. Nxd4 Nxd4 12. Be3 Bc5 13. Bxd4 Bxd4 14. Qxd4 Qxd4 15. cxd4 Rc8 16. Na3 Kd7 17. Rac1 a6 18. Nc2 Rc3 19. Ne3 Rhc8 20. Rxc3 Rxc3 21. Rd1 Kc6 22. h3 Kb5 23. Rd2 Rc1+ 24. Bf1+ Kb4 25. f3 Bxh3 26. Kf2 Bxf1 27. Nxf1 Kc3 28. Re2 Rc2 29. Rxc2+ Kxc2 30. Ke3 Kb2 31. Kd3 Kxa2 32. Kc3 a5 33. Ne3 g6 34. b4 b6 35. Nd1 Nh5 36. bxa5 bxa5 37. Ne3 Nxg3 38. Nxd5 Nf5 39. Nf4 h5 40. d5 h4 41. Nh3 a4 42. f4 a3 43. Kc2 Ne3+ 0-1

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "3"]
[White "Van Meer, Chris AM"]
[Black "Volkers, Kees"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1592"]
[BlackElo "1795"]
[PlyCount "46"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[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. Bc4 Nc6 9. Qd2 Bd7 10. 0-0-0 Qb8 11. Bb3 Rc8 12. g4 b5 13. Nxc6 Bxc6 14. g5 Nd7 15. Nd5 Kf8 16. Bd4 Ne5 17. Qe2 a6 18. Nb6 a5 19. Bd5 Bxd5 20. f4 Bc4 21. Qf3 Nxf3 22. Nd7+ Ke8 23. Nxb8 Nxd4 0-1

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.20"]
[Round "2"]
[White "Volkers, Kees"]
[Black "Van der Blom, Floris"]
[Result "0-1"]
[ECO "C61"]
[WhiteElo "1795"]
[BlackElo "1608"]
[PlyCount "76"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nc3 c6 5. Bc4 Nxf3+ 6. Qxf3 Qf6 7. b3 Bc5 8. Bb2 d6 9. 0-0-0 Qg6 10. Qg3 Nf6 11. f3 Nh5 12. Qxg6 hxg6 13. Ne2 b5 14. Bd3 Be6 15. h3 Ke7 16. g4 Nf6 17. f4 exf4 18. Nxf4 g5 19. Nxe6 Kxe6 20. e5 dxe5 21. Bf5+ Kd6 22. d4 exd4 23. b4 Bb6 24. Bxd4 Bxd4 25. Rxd4+ Nd5 26. Be4 Ke5 27. Rd3 Kxe4 28. Re1+ Kf4 29. a4 a6 30. c4 bxc4 31. Rd4+ Kg3 32. Rxc4 Kxh3 33. Rd1 Nf4 34. Rc5 f6 35. Rxc6 Rac8 36. b5 axb5 37. axb5 Rxc6+ 38. bxc6 Rc8 0-1

[Event "Utrecht OKU op-B"]
[Site "Utrecht"]
[Date "2000.05.19"]
[Round "1"]
[White "Arcilla, Maris"]
[Black "Volkers, Kees"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "1597"]
[BlackElo "1795"]
[PlyCount "131"]
[EventDate "2000.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[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. h4 Rfc8 13. h5 Qa5 14. a3 Rab8 15. h6 Bh8 16. Nd5 Qxd2 17. Rxd2 Bxd5 18. exd5 a6 19. Rh4 Nd7 20. Bxh8 Kxh8 21. Re4 Re8 22. Rde2 Nf6 23. Rxe7 Kg8 24. Rxe8+ Rxe8 25. Rxe8+ Nxe8 26. c4 Kf8 27. Kc2 f5 28. Kc3 Ke7 29. Kd4 Nf6 30. b4 b6 31. c5 b5 32. c6 Kd8 33. a4 bxa4 34. Bxa6 a3 35. Bc4 Kc7 36. Kc3 Ng8 37. Kb3 Nxh6 38. Kxa3 Nf7 39. Kb3 Ne5 40. f4 Ng4 41. Kc3 Nf6 42. Kd3 h5 43. Ke3 Kb6 44. Kf3 h4 45. Kf2 Kc7 46. Ke3 Kb6 47. Kd4 Ne4 48. Bd3 Nf2 49. Ke3 Ng4+ 50. Kf3 Nf6 51. Bc4 Kc7 52. g3 h3 53. Kf2 Ne4+ 54. Kg1 Nxg3 55. Kh2 Nh5 56. Kxh3 Nxf4+ 57. Kh4 Ng2+ 58. Kg5 Ne3 59. Ba2 Nd1 60. Kxg6 f4 61. Bc4 f3 62. Kf5 f2 63. Kf4 Nc3 64. Kf3 Nxd5 65. b5 Nb4 66. Kxf2 1/2-1/2

