[Event "NRW Class2 0506"]
[Site "Germany"]
[Date "2006.03.05"]
[Round "7.8"]
[White "Lueke, Reinhard"]
[Black "Geertsema, Piet"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1972"]
[BlackElo "2018"]
[PlyCount "25"]
[EventDate "2005.09.25"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]
[WhiteTeam "Emsdetten Turm II"]
[BlackTeam "Betzdorf Kirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. e4 d6 5. h3 e5 6. d3 h6 7. g4 Be7 8. Bg2 a6 9. Be3 Rb8 10. Nd5 Nxd5 11. cxd5 Nd4 12. Nxd4 cxd4 13. Bd2 1/2-1/2

[Event "NRW Class2 0506"]
[Site "Germany"]
[Date "2005.11.06"]
[Round "3.8"]
[White "Loemker, Axel"]
[Black "Geertsema, Piet"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2115"]
[BlackElo "2018"]
[PlyCount "36"]
[EventDate "2005.09.25"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]
[WhiteTeam "Herford"]
[BlackTeam "Betzdorf Kirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Bc4 Be7 6. Ng5 0-0 7. Bxf7+ Rxf7 8. Ne6 Qe8 9. Nxc7 Qd8 10. Nxa8 b6 11. 0-0 Ba6 12. Nxb6 axb6 13. Re1 exd4 14. Qxd4 Ng4 15. Be3 Bf6 16. Qd1 Bxc3 17. Qxg4 Bxe1 18. Rxe1 Ne5 1/2-1/2

[Event "Hoogeveen Essent Amateur"]
[Site "Hoogeveen"]
[Date "2004.10.15"]
[Round "1"]
[White "Geertsema, Piet"]
[Black "Voulon, Markus"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2002"]
[PlyCount "76"]
[EventDate "2004.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 c5 5. Nf3 Nc6 6. Bd3 Be7 7. 0-0 0-0 8. b3 cxd4 9. exd4 Re8 10. h3 Bb4 11. Ne2 e5 12. dxe5 Nxe5 13. Nxe5 Rxe5 14. Bb2 Re8 15. Bxf6 Qxf6 16. cxd5 Rd8 17. Ng3 b6 18. a3 Bf8 19. Be4 Bb7 20. Qd3 g6 21. b4 Rac8 22. Rac1 Bg7 23. Rfd1 Qf4 24. Ne2 Qd6 25. Rxc8 Rxc8 26. Rc1 Rxc1+ 27. Nxc1 Qe5 28. Ne2 Qa1+ 29. Kh2 Bb2 30. Qb5 Qd1 31. Ng3 Qd4 32. Qe8+ Kg7 33. Qd7 Ba6 34. Qg4 Qxf2 35. Qg5 Kf8 36. Qd8+ Kg7 37. Qg5 Kf8 38. Qd8+ Kg7 1/2-1/2

[Event "Hoogeveen Essent Amateur"]
[Site "Hoogeveen"]
[Date "2001.10.20"]
[Round "9"]
[White "Geertsema, Piet"]
[Black "Davids, JB."]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1925"]
[BlackElo "1967"]
[PlyCount "60"]
[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. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Qd2 0-0 9. h4 h5 10. Be2 Nc6 11. Rd1 Qa5 12. f4 Rd8 13. Kf2 cxd4 14. cxd4 Qxd2 15. Rxd2 Bxd4 16. Bxd4 Rxd4 17. Rxd4 Nxd4 18. Ke3 Nxe2 19. Nxe2 Be6 20. a3 Rc8 21. Rb1 b6 22. Rc1 Rxc1 23. Nxc1 Bc4 24. Kd4 b5 25. a4 a6 26. axb5 axb5 27. Nd3 Bxd3 28. Kxd3 e5 29. g3 f5 30. fxe5 Kf7 0-1

[Event "Hoogeveen Essent Amateur"]
[Site "Hoogeveen"]
[Date "2001.10.18"]
[Round "7"]
[White "Geertsema, Piet"]
[Black "Boog, Stef A"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "1925"]
[BlackElo "1640"]
[PlyCount "59"]
[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. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 Be7 5. Nc3 0-0 6. Bd3 dxc4 7. Bxc4 c5 8. 0-0 cxd4 9. exd4 Nbd7 10. Qe2 Nb6 11. Bb3 Nfd5 12. Re1 Bb4 13. Bd2 Bd7 14. a3 Ba5 15. Qd3 g6 16. Bh6 Re8 17. Ba2 Bxc3 18. bxc3 a6 19. c4 Ne7 20. Bg5 Qc7 21. Ne5 Bc6 22. Ng4 Red8 23. Nh6+ Kf8 24. d5 Bxd5 25. Qd4 Ke8 26. cxd5 Rd6 27. Qh8+ Kd7 28. dxe6+ fxe6 29. Qg7 Nbd5 30. Bxd5 1-0

[Event "Hoogeveen Essent Amateur"]
[Site "Hoogeveen"]
[Date "2001.10.16"]
[Round "5"]
[White "Geertsema, Piet"]
[Black "Sadallah, Osama"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1925"]
[BlackElo "1878"]
[PlyCount "76"]
[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. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nc6 5. Nc3 Nf6 6. Bf4 e6 7. e3 Nh5 8. Be5 f6 9. Bg3 Nxg3 10. hxg3 Qb6 11. Rb1 Bd7 12. Bd3 0-0-0 13. 0-0 Nb4 14. Be2 Kb8 15. a3 Na6 16. b4 Nc7 17. Na4 Bxa4 18. Qxa4 h5 19. Qb3 g5 20. a4 h4 21. gxh4 g4 22. Nd2 f5 23. a5 Qd6 24. g3 Be7 25. f4 gxf3 26. Rxf3 Rdg8 27. Kf2 Rxh4 28. Nf1 Rh6 29. b5 Ne8 30. b6 a6 31. Rc1 Nf6 32. Qc2 Ne4+ 33. Ke1 Rhh8 34. Rb1 Rc8 35. Qb2 Nc3 36. Ra1 Ne4 37. Bd3 Rh1 38. Ke2 Nxg3+ 0-1

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1996.04.17"]
[Round "6"]
[White "Geertsema, Piet"]
[Black "Comp Nightmare I"]
[Result "0-1"]
[ECO "A62"]
[WhiteElo "1936"]
[PlyCount "48"]
[EventDate "1996.04.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nf3 0-0 9. 0-0 Qe7 10. Nd2 Nbd7 11. f4 Ng4 12. Nf3 Ndf6 13. h3 Ne3 14. Bxe3 Qxe3+ 15. Kh2 Re8 16. Qd2 Bd7 17. Qxe3 Rxe3 18. Ne1 Rae8 19. Nc2 Rxc3 20. bxc3 Rxe2 21. Ne1 Nxd5 22. Kh1 Ne3 23. Rg1 Nxg2 24. Nxg2 Bxc3 0-1

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1996.04.16"]
[Round "5"]
[White "Comp Chess System Tal"]
[Black "Geertsema, Piet"]
[Result "1/2-1/2"]
[ECO "A07"]
[BlackElo "1936"]
[PlyCount "94"]
[EventDate "1996.04.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. 0-0 Bg7 5. d3 Nbd7 6. Nc3 e5 7. e4 dxe4 8. Nxe4 Nxe4 9. dxe4 0-0 10. Bg5 f6 11. Qd5+ Kh8 12. Be3 Nb6 13. Qc5 Rf7 14. Rfd1 Qe8 15. b3 Be6 16. Rd3 Bf8 17. Qc3 Nc8 18. Rad1 Nd6 19. Nh4 b6 20. a4 Rb8 21. Qa1 Bg7 22. Qc1 Bf8 23. Nf3 Nb7 24. Qd2 c5 25. c4 Na5 26. Qc3 Nc6 27. Qe1 Nd4 28. Nxd4 cxd4 29. Bd2 Bc5 30. Bh6 a5 31. Qe2 Qc8 32. Qf1 Rfb7 33. f4 Bf8 34. Bxf8 Qxf8 35. Bh3 Bxh3 36. Qxh3 Qd6 37. fxe5 fxe5 38. Rf3 Rf8 39. Rxf8+ Qxf8 40. Rf1 Rf7 41. Rxf7 Qxf7 42. Qc8+ Kg7 43. c5 Qxb3 44. Qd7+ Kh6 45. Qh3+ Kg7 46. Qd7+ Kh6 47. Qh3+ Kg7 1/2-1/2

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1996.04.15"]
[Round "4"]
[White "Comp Bionic"]
[Black "Geertsema, Piet"]
[Result "1/2-1/2"]
[ECO "C02"]
[BlackElo "1936"]
[PlyCount "126"]
[EventDate "1996.04.??"]
[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. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. g3 Bd7 8. Bg2 h6 9. Qc2 Na5 10. Be3 Nb3 11. Ra2 Qa6 12. Nbd2 Ba4 13. Qb1 Ne7 14. 0-0 Nc6 15. Re1 Nca5 16. Nxb3 Nxb3 17. Nd2 Rc8 18. Nxb3 Bxb3 19. Ra1 Qa4 20. Qc1 Rc6 21. Qd2 Rb6 22. Qe2 Bc2 23. Bc1 Bd3 24. Qg4 Bf5 25. Qd1 Bc2 26. Qh5 Bg6 27. Qf3 Be7 28. Rd1 Bc2 29. Rf1 g5 30. Re1 h5 31. Qe3 h4 32. gxh4 gxh4 33. Rf1 Kd8 34. Qf3 Qe8 35. Re1 Rg8 36. Qh5 Rh8 37. Qe2 Bd3 38. Qe3 Qg8 39. h3 Rh7 40. Kh2 Rg7 41. Rg1 Be4 42. f3 Bg5 43. Qf2 Bxc1 44. Raxc1 Bf5 45. Qxh4+ Kd7 46. Qf2 Qh8 47. f4 Rh7 48. Rh1 Rh4 49. Rce1 Qh6 50. Ref1 Bd3 51. Rd1 Rxf4 52. Qd2 Qh4 53. Kg1 Rc6 54. b3 Rc8 55. bxc4 Rg8 56. cxd5 exd5 57. Rh2 Be4 58. Qe2 a6 59. Rf1 Qg3 60. Rxf4 Qxf4 61. h4 Qc1+ 62. Qf1 Qe3+ 63. Qf2 Qc1+ 1/2-1/2

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1996.04.??"]
[Round "2"]
[White "Comp Mirage"]
[Black "Geertsema, Piet"]
[Result "1/2-1/2"]
[ECO "B07"]
[BlackElo "1936"]
[PlyCount "115"]
[EventDate "1996.04.??"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Bg5 Nbd7 6. Bc4 c6 7. Nge2 Qc7 8. Qd3 Qa5 9. Bd2 Qc7 10. Bb3 Nb6 11. g4 h5 12. g5 Ng8 13. 0-0-0 e6 14. Bf4 Ne7 15. h4 0-0 16. Kb1 Kh7 17. Bg3 Bd7 18. f4 Rad8 19. Qf3 Nbc8 20. Bf2 Qb8 21. Qd3 Qc7 22. e5 d5 23. Ng3 Nf5 24. Nxf5 exf5 25. Ne2 b5 26. Be1 Be6 27. Bb4 Rh8 28. c3 a5 29. Bc5 Bf8 30. Bxf8 Rhxf8 31. Qd2 Nb6 32. Rh3 Ra8 33. Rg1 Kg7 34. Rf3 Rfb8 35. Nc1 a4 36. Bd1 Nc4 37. Qe1 Kf8 38. Nd3 Ke7 39. Nc5 Rb6 40. Rf2 Rh8 41. Be2 Na5 42. Bf3 Nb7 43. Rd2 Nxc5 44. dxc5 Rb7 45. Rd1 Qb8 46. Rg2 Qa7 47. Qe3 Qa5 48. Rh2 Qa7 49. Qd4 Qa5 50. Rg2 Qa7 51. Qb4 Rbb8 52. Rh2 Kf8 53. Rd4 Kg7 54. Rhd2 Ra8 55. Qa3 Rhb8 56. R2d3 Qb7 57. Re3 Ra7 58. Re2 1/2-1/2

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1996.04.??"]
[Round "3"]
[White "Geertsema, Piet"]
[Black "Comp Mephisto Berlin"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1936"]
[PlyCount "80"]
[EventDate "1996.04.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 Nf6 3. Bg2 b6 4. d3 Bb7 5. 0-0 d5 6. Kh1 Nbd7 7. d4 Bd6 8. Bg5 h6 9. Bxf6 Qxf6 10. c3 Ba6 11. Re1 0-0 12. Qa4 Nb8 13. Nbd2 Bb7 14. e4 Bc6 15. Qd1 dxe4 16. Nxe4 Qf5 17. Qe2 Rd8 18. Nh4 Qh7 19. f4 Be7 20. Nf3 Bd5 21. Ne5 Nd7 22. Nxd7 Rxd7 23. c4 Bb7 24. Nf6+ Bxf6 25. Bxb7 Rad8 26. Be4 g6 27. d5 exd5 28. cxd5 Qg7 29. Rab1 Re7 30. Qc2 Rde8 31. Re2 Bxb2 32. Rxb2 Rxe4 33. Rxe4 Rxe4 34. Qxe4 Qxb2 35. Qe8+ Kg7 36. Qe5+ Qxe5 37. fxe5 Kf8 38. Kg2 Ke7 39. Kf3 f6 40. e6 c6 0-1

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1996.04.??"]
[Round "1"]
[White "Geertsema, Piet"]
[Black "Comp Tasc R30"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1936"]
[PlyCount "66"]
[EventDate "1996.04.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. e3 Nbd7 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 Bxd5 11. Rc1 c5 12. Bb5 0-0 13. Bxd7 Qxd7 14. dxc5 Rfd8 15. 0-0 Qe7 16. Qe2 Be4 17. Ne1 Rac8 18. f3 Bb7 19. Nc2 Qxc5 20. Nd4 Qxc1 21. Rxc1 Rxc1+ 22. Kf2 e5 23. Nf5 g6 24. Nh6+ Kg7 25. Ng4 e4 26. b4 Rd3 27. Kg3 Rcc3 28. Qb2 exf3 29. gxf3 h5 30. Nf2 Rxe3 31. Nd1 Rxf3+ 32. Kh4 Rf4+ 33. Kg5 Rg4# 0-1

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1995.??.??"]
[Round "2"]
[White "Comp Kallisto"]
[Black "Geertsema, Piet"]
[Result "1-0"]
[ECO "C11"]
[PlyCount "65"]
[EventDate "1995.??.??"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 a6 6. Nf3 c5 7. Be2 Nc6 8. Be3 cxd4 9. Nxd4 Bc5 10. Nxc6 bxc6 11. Bxc5 Nxc5 12. Qd4 Nd7 13. 0-0 c5 14. Qa4 0-0 15. Rad1 Qb6 16. Qb3 Qa7 17. Kh1 Rb8 18. Qa3 Qb6 19. b3 Qc7 20. Bd3 g6 21. Ne2 a5 22. Nc3 Qb6 23. Bb5 Nxe5 24. fxe5 d4 25. Qc1 dxc3 26. a4 Qc7 27. Qe3 Ra8 28. Qxc3 Qe7 29. Rd6 f6 30. Qxc5 fxe5 31. Rxf8+ Qxf8 32. Qxe5 Ra7 33. Qd4 1-0

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1995.??.??"]
[Round "5"]
[White "Comp LChess"]
[Black "Geertsema, Piet"]
[Result "1-0"]
[ECO "E60"]
[PlyCount "99"]
[EventDate "1995.??.??"]
[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. g3 c6 4. Bg2 d6 5. Nf3 Bg7 6. 0-0 0-0 7. b3 Bd7 8. Nc3 Qc8 9. Bg5 h6 10. Bf4 Nh5 11. Bd2 Bh3 12. Qc1 Kh7 13. Qc2 Bxg2 14. Kxg2 Nf6 15. a3 Nbd7 16. Kh1 Re8 17. b4 Nf8 18. Qd3 Qh3 19. Ne4 Nxe4 20. Qxe4 Qe6 21. Qd3 d5 22. cxd5 cxd5 23. Rfc1 Rec8 24. a4 Nd7 25. Qb5 Nb6 26. Kg2 a6 27. Qd3 Nc4 28. Bc3 Rc7 29. Kh1 Rac8 30. b5 Qd7 31. bxa6 bxa6 32. Be1 Qh3 33. Rcb1 e5 34. Ng1 Qe6 35. dxe5 Nxe5 36. Qb3 Nc4 37. Ra2 Rc6 38. Nf3 Qh3 39. Bd2 Qf5 40. Qc2 Qe6 41. Qd1 Qe4 42. Kg1 Kg8 43. Bf4 g5 44. Bd2 Re8 45. Be1 Rce6 46. Rb3 g4 47. Nh4 h5 48. Ng2 Bh6 49. Rd3 Rd8 50. Rd4 1-0

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1995.??.??"]
[Round "3"]
[White "Comp Pandix"]
[Black "Geertsema, Piet"]
[Result "1-0"]
[ECO "D46"]
[PlyCount "61"]
[EventDate "1995.??.??"]
[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 c6 5. e3 Nbd7 6. Bd3 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bc2 Qc7 11. 0-0 Bd7 12. c5 Be7 13. Ne5 Bc8 14. Bf4 Qd8 15. Re1 h6 16. Ba4 Bd7 17. Qb3 g5 18. Bg3 Qc8 19. Nc4 Nd5 20. Nd6+ Bxd6 21. Bxd6 b5 22. Bxb5 cxb5 23. Qxd5 Bc6 24. Qf5 Qb7 25. Qf6 Rh7 26. Rad1 Kd7 27. d5 Bxd5 28. Rxd5 exd5 29. Re7+ Kc6 30. Bc7+ Kxc5 31. Qc3# 1-0

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1995.??.??"]
[Round "4"]
[White "Geertsema, Piet"]
[Black "Comp Ananse"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "45"]
[EventDate "1995.??.??"]
[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. e3 Nf6 3. Bd3 Bg4 4. f3 Bh5 5. Ne2 Nc6 6. Nf4 Qd6 7. Nxh5 Nxh5 8. c3 Rd8 9. b4 Qh6 10. 0-0 Nf6 11. e4 g5 12. b5 dxe4 13. fxe4 Na5 14. Qf3 Qh4 15. e5 Qh5 16. exf6 Qxf3 17. Rxf3 exf6 18. Re3+ Be7 19. Ba3 c5 20. Bxc5 Rd7 21. Bxa7 Rd8 22. Bb6 Ra8 23. Bc5 1-0

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1995.??.??"]
[Round "6"]
[White "Geertsema, Piet"]
[Black "Comp Frenchess"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "75"]
[EventDate "1995.??.??"]
[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. e3 Nf6 3. Bd3 c5 4. c3 Nc6 5. f4 Bg4 6. Nf3 e6 7. Nbd2 Bd6 8. g3 Bh3 9. Qe2 0-0 10. Ne5 Qc7 11. Qf3 Bf5 12. Bxf5 exf5 13. Qe2 Rfe8 14. 0-0 cxd4 15. exd4 Rac8 16. Qd3 Ne4 17. Nef3 Ne7 18. Rd1 h5 19. Nf1 a6 20. Kg2 Qc4 21. Ne3 Qxd3 22. Rxd3 b5 23. a3 a5 24. Bd2 a4 25. Be1 f6 26. h4 g6 27. Bf2 Kg7 28. Bg1 Rc6 29. Bf2 Rc7 30. Be1 Ra8 31. Kh3 Rb8 32. Kg2 Re8 33. Bf2 Rc6 34. Bg1 Rec8 35. Kh3 Bc7 36. Kg2 Bd6 37. Bf2 Rb8 38. Be1 1/2-1/2

[Event "The Hague AEGON"]
[Site "The Hague"]
[Date "1995.??.??"]
[Round "1"]
[White "Geertsema, Piet"]
[Black "Comp Mephisto Berlin 6802"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "114"]
[EventDate "1995.??.??"]
[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. e3 Nf6 3. Bd3 c5 4. c3 Nc6 5. f4 Bg4 6. Nf3 e6 7. Nbd2 Bd6 8. h3 Bh5 9. 0-0 0-0 10. Qe1 cxd4 11. cxd4 Nb4 12. Bb1 Qc7 13. Ne5 Nc2 14. Bxc2 Qxc2 15. g4 Bg6 16. Nxg6 hxg6 17. g5 Nd7 18. Rf2 Qf5 19. Rh2 Rac8 20. Nf1 Qd3 21. Bd2 Qb5 22. Bc3 Nb6 23. h4 Na4 24. h5 gxh5 25. Rxh5 g6 26. Rh2 Kg7 27. Rc1 Rh8 28. Rcc2 a6 29. Rxh8 Rxh8 30. b3 Nb6 31. a4 Qd3 32. Qe2 Qf5 33. Be1 Qh3 34. Qg2 Qh5 35. Ng3 Qg4 36. Qe2 Qxe2 37. Nxe2 Nc8 38. Kg2 Ne7 39. Ng3 Nc6 40. Ne2 f6 41. gxf6+ Kxf6 42. Ng3 g5 43. fxg5+ Kxg5 44. Nf1 Kf6 45. Rf2+ Ke7 46. Re2 Rg8+ 47. Ng3 e5 48. Kh3 Ke6 49. dxe5 Nxe5 50. Bc3 Nf3 51. Rg2 Ng5+ 52. Kh2 Rc8 53. Bd2 Nf3+ 54. Kh3 Rh8+ 55. Kg4 Ne5+ 56. Kg5 Be7+ 57. Kf4 Rh4# 0-1

[Event "NED corr"]
[Site "Netherlands"]
[Date "1981.??.??"]
[Round "?"]
[White "Geertsema, Piet"]
[Black "Van der Kooij, Jaap"]
[Result "0-1"]
[ECO "A32"]
[PlyCount "33"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. Nc3 cxd4 5. Nxd4 d5 6. cxd5 Nxd5 7. Bd2 Bc5 8. Nb3 Bb6 9. e3 Nc6 10. Nxd5 exd5 11. Bc3 0-0 12. Bd3 Qg5 13. Qc2 Bxe3 14. fxe3 Qxe3+ 15. Qe2 Qxe2+ 16. Bxe2 Re8 17. Kf2 0-1

