[Event "US Open-101"]
[Site "Saint Paul"]
[Date "2000.08.13"]
[Round "9"]
[White "Alexandrov, Alexei"]
[Black "Van Oosterom, Henny"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2206"]
[BlackElo "2260"]
[PlyCount "48"]
[EventDate "2000.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. g3 Bg7 4. Bg2 c6 5. c3 Nf6 6. Ne2 0-0 7. 0-0 e5 8. Qc2 Ng4 9. h3 Nh6 10. dxe5 dxe5 11. Be3 f6 12. Na3 Be6 13. Kh2 Nd7 14. Rad1 Qe7 15. Qc1 Nf7 16. b3 Nb6 17. Nc2 Rfd8 18. c4 Rxd1 19. Rxd1 Rd8 20. Rd2 Nc8 21. Qd1 Rxd2 22. Qxd2 Qd6 23. Qxd6 Nfxd6 24. f3 Kf7 1/2-1/2

[Event "US Open-101"]
[Site "Saint Paul"]
[Date "2000.08.09"]
[Round "5"]
[White "Karklins, Andrew"]
[Black "Van Oosterom, Henny"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2304"]
[BlackElo "2260"]
[PlyCount "81"]
[EventDate "2000.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. h3 Nd7 5. Nf3 e5 6. Be3 Ne7 7. Qd2 h6 8. 0-0-0 Nc6 9. Bb5 a6 10. Bxc6 bxc6 11. dxe5 dxe5 12. Na4 Qe7 13. Qa5 0-0 14. a3 Qe6 15. Qxc7 Qa2 16. Nd2 Qe6 17. Nb3 Rb8 18. Nac5 Qc4 19. Rxd7 Bxd7 20. Qxd7 Rfd8 21. Qc7 Rdc8 22. Qa5 Bf8 23. Qc3 Qxc3 24. bxc3 f5 25. f3 f4 26. Bf2 Kf7 27. a4 Ra8 28. Rd1 Rc7 29. Kb2 g5 30. Nd7 Bg7 31. Bb6 Rcc8 32. a5 h5 33. Nbc5 g4 34. Nb7 Rg8 35. Nd6+ Ke6 36. Nf5 gxh3 37. gxh3 Rac8 38. Nc5+ Kf6 39. Rd6+ Kf7 40. Rd7+ Kf6 41. Ne7 1-0

[Event "US Open-101"]
[Site "Saint Paul"]
[Date "2000.08.08"]
[Round "4"]
[White "Van Oosterom, Henny"]
[Black "Benson, Carl"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2260"]
[PlyCount "67"]
[EventDate "2000.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Bd7 5. d3 Nf6 6. Nf3 Be7 7. 0-0 0-0 8. a3 Re8 9. b4 Qc8 10. b5 Nb8 11. a4 Bh3 12. Ng5 Bxg2 13. Kxg2 h6 14. Nh3 Qe6 15. e4 c6 16. f4 exf4 17. Nxf4 Qd7 18. Bb2 Qc8 19. Rc1 Nbd7 20. Nce2 Ng4 21. Bd4 Bf6 22. Bg1 Nf8 23. h3 Ne5 24. Nd4 Neg6 25. Nf5 Qc7 26. Nxg6 fxg6 27. Nxh6+ Kh7 28. Ng4 Bd8 29. Rc2 Ne6 30. Rcf2 Qa5 31. Rf7 Bb6 32. Nf6+ Kh8 33. Qc1 Rf8 34. Qh6+ 1-0

[Event "US Open-101"]
[Site "Saint Paul"]
[Date "2000.08.07"]
[Round "3"]
[White "Pennig, Jeff"]
[Black "Van Oosterom, Henny"]
[Result "1/2-1/2"]
[ECO "A32"]
[BlackElo "2260"]
[PlyCount "37"]
[EventDate "2000.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 Nc6 5. c4 cxd4 6. Nxd4 a6 7. 0-0 Bc5 8. Nc2 0-0 9. Nc3 Qc7 10. Bf4 d6 11. Bxc6 Qxc6 12. b4 Ba7 13. Bxd6 Rd8 14. c5 b6 15. Nd4 Qd7 16. e4 Bb7 17. e5 Nd5 18. Nxd5 Bxd5 19. f3 1/2-1/2

[Event "US Open-99"]
[Site "Kailua Kona"]
[Date "1998.08.07"]
[Round "7"]
[White "Van Oosterom, Henny"]
[Black "Bauer, Richard N"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2260"]
[BlackElo "2280"]
[PlyCount "108"]
[EventDate "1998.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. d3 Re8 6. e4 a5 7. Nge2 Nc6 8. 0-0 d6 9. h3 Bc5 10. Kh2 Nd4 11. f4 c6 12. f5 h6 13. g4 Nh7 14. Kg3 b5 15. h4 Ba6 16. Nxd4 exd4 17. cxb5 dxc3 18. bxa6 Bd4 19. bxc3 Bxc3 20. Rb1 Be5+ 21. Kh3 c5 22. Bf3 Rxa6 23. Bb2 Rb6 24. Bxe5 Rxe5 25. Rxb6 Qxb6 26. Qc2 Nf8 27. Rb1 Qd8 28. Rb5 Re7 29. Qb3 Nd7 30. Rb7 Kh7 31. Be2 Ne5 32. Rb8 Qd7 33. Qb5 Nc6 34. Rb6 Nd4 35. Qb2 d5 36. f6 gxf6 37. Rxf6 Kg7 38. Rf5 dxe4 39. dxe4 Rxe4 40. Bc4 f6 41. Qb8 Ne6 42. Bxe6 Qd3+ 43. Kg2 Rxg4+ 44. Kf2 Qd4+ 45. Ke2 Qe4+ 46. Kf1 Qg2+ 47. Ke1 Re4+ 48. Kd1 Qe2+ 49. Kc1 Qe1+ 50. Kc2 Re2+ 51. Kd3 Rd2+ 52. Kc4 Qxe6+ 53. Kc3 Qe3+ 54. Kc4 Qd4+ 1-0

[Event "US Open-99"]
[Site "Kailua Kona"]
[Date "1998.08.06"]
[Round "6"]
[White "Garbett, Paul Anthony"]
[Black "Van Oosterom, Henny"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2360"]
[BlackElo "2260"]
[PlyCount "57"]
[EventDate "1998.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. g3 d5 7. exd5 exd5 8. Bg2 Nf6 9. 0-0 Be7 10. h3 0-0 11. b3 Be6 12. Bb2 Rc8 13. Nce2 Qd7 14. Kh2 Bf5 15. Nxf5 Qxf5 16. a3 Rfd8 17. Nf4 d4 18. Qd3 Qxd3 19. Nxd3 Nd5 20. Rfe1 Bf6 21. h4 Nce7 22. Re2 h6 23. Rae1 Rc7 24. Ne5 Nc3 25. Bxc3 dxc3 26. Ng4 Nc6 27. Re8+ Kh7 28. Be4+ g6 29. Nxf6+ 1-0

[Event "US Open-99"]
[Site "Kailua Kona"]
[Date "1998.08.05"]
[Round "5"]
[White "Van Oosterom, Henny"]
[Black "Akopyan, Harutyun"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2260"]
[BlackElo "2290"]
[PlyCount "69"]
[EventDate "1998.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. Bg2 Be7 5. d3 0-0 6. Nf3 c5 7. 0-0 b6 8. Ne5 Bb7 9. e4 Bd6 10. Ng4 Nxg4 11. Qxg4 dxe4 12. dxe4 Be5 13. Rd1 Qe7 14. Bd2 Nc6 15. Be1 Nd4 16. f4 f5 17. Qh3 Rf6 18. Bh1 Rh6 19. Qf1 Rf8 20. Rd3 fxe4 21. Bxe4 Nc2 22. Rad1 Bxe4 23. Nxe4 Bxb2 24. Bf2 Bd4 25. Qe2 Bxf2+ 26. Nxf2 Nd4 27. Qe4 Rg6 28. Nh3 Qe8 29. Ra3 Rh6 30. Ng5 Rxh2 31. Kxh2 Qh5+ 32. Kg2 g6 33. Rxd4 cxd4 34. Qxe6+ Kh8 35. Rxa7 1-0

[Event "US Open-99"]
[Site "Kailua Kona"]
[Date "1998.08.03"]
[Round "3"]
[White "Van Oosterom, Henny"]
[Black "De Guzman, Ricardo"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "2260"]
[BlackElo "2400"]
[PlyCount "88"]
[EventDate "1998.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. d3 Be7 7. f4 exf4 8. Bxf4 0-0 9. Nf3 N8d7 10. e4 Nc5 11. d4 Ne6 12. Qd3 f5 13. e5 g5 14. Be3 g4 15. Nd2 f4 16. gxf4 Bh4+ 17. Kd1 Nxf4 18. Bxf4 Rxf4 19. Be4 Qe7 20. Kc2 Be6 21. Bxb7 Rd8 22. Be4 Rf2 23. b3 Bg5 24. Rad1 Qb4 25. Ne2 c5 26. Rhf1 c4 27. Qc3 cxb3+ 28. axb3 Rc8 29. Qxc8+ Nxc8 30. Rxf2 Bxd2 31. Rxd2 Bxb3+ 32. Kd3 Nb6 33. Nf4 Qa3 34. Ke2 Bc4+ 35. Bd3 Bf7 36. e6 Be8 37. d5 Qd6 38. Ke3 Qe5+ 39. Be4 Nc4+ 40. Kd3 Nxd2 41. Rxd2 Qxf4 42. Rb2 Kg7 43. Rb7+ Kf6 44. Bxh7 Bb5+ 0-1

[Event "corr"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Van Oosterom, Henny"]
[Black "Verkooijen"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "19"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "1"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 Nc6 2. g3 f5 3. Bg2 Nf6 4. c4 e5 5. Nc3 d6 6. d4 e4 7. Ng5 d5 8. cxd5 Nxd5 9. Qb3 Ndb4 10. Qf7# 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "7"]
[White "Bakker, Piet"]
[Black "Van Oosterom, Henny"]
[Result "1/2-1/2"]
[ECO "A68"]
[PlyCount "115"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. f4 0-0 7. Nf3 e6 8. Be2 exd5 9. cxd5 Bg4 10. h3 Bxf3 11. Bxf3 Nbd7 12. 0-0 c4 13. Qd4 Nb6 14. Qf2 Nfd7 15. Be3 f5 16. Bd4 Bxd4 17. Qxd4 Qf6 18. Qxf6 Rxf6 19. Rae1 Re8 20. exf5 Rxe1 21. Rxe1 gxf5 22. Nb5 Nc8 23. Na3 Ndb6 24. Kf2 Rf7 25. Re8+ Kg7 26. Ke3 Rc7 27. Kd4 a6 28. g4 Na7 29. g5 Nb5+ 30. Nxb5 axb5 31. h4 b4 32. h5 h6 33. Re6 c3 34. bxc3 bxc3 35. Bd1 c2 36. Bxc2 Rxc2 37. Rxd6 hxg5 38. h6+ Kh7 39. Rxb6 gxf4 40. Rf6 Rd2+ 41. Ke5 f3 42. Rxf5 f2 43. a4 Kxh6 44. d6 Kg6 45. Rf8 Kg5 46. Ke6 Kg4 47. d7 Kg3 48. Ke7 Re2+ 49. Kd6 Rd2+ 50. Kc7 Rc2+ 51. Kxb7 Rd2 52. Kc7 Rc2+ 53. Kd8 Ra2 54. Kc7 Rc2+ 55. Kb7 Rd2 56. Kc6 Rc2+ 57. Kb6 Rd2 58. Kc7 1/2-1/2

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "11"]
[White "Czerniak, Moshe"]
[Black "Van Oosterom, Henny"]
[Result "0-1"]
[ECO "B20"]
[PlyCount "90"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb2 d6 4. g3 Nf6 5. Bg2 g6 6. Nc3 Bg7 7. Nd5 e5 8. Ne2 Nxd5 9. exd5 Ne7 10. 0-0 0-0 11. f4 Bg4 12. h3 Bxe2 13. Qxe2 Nf5 14. Qb5 Nxg3 15. Rf2 exf4 16. Bxg7 Kxg7 17. Qxb7 g5 18. Re1 Re8 19. Re6 Kg8 20. Rxe8+ Qxe8 21. Kh2 Kg7 22. Rf3 Nf5 23. Qa6 Qe5 24. Kg1 Re8 25. Qd3 Nh4 26. Rf2 f3 27. Bxf3 Qg3+ 28. Kf1 Qxh3+ 29. Bg2 Qxd3+ 30. cxd3 Nxg2 31. Rxg2 Kg6 32. Rg4 f5 33. Ra4 Re7 34. Ra6 Rd7 35. Rc6 h5 36. Rc8 h4 37. d4 cxd4 38. b4 h3 39. b5 Kf6 40. a4 g4 41. Rc1 g3 42. a5 f4 43. Ke2 Rg7 44. b6 axb6 45. axb6 g2 0-1

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "9"]
[White "Gereben, Erno"]
[Black "Van Oosterom, Henny"]
[Result "1-0"]
[ECO "E70"]
[PlyCount "81"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 0-0 7. Bg5 h6 8. Bh4 e6 9. Nge2 exd5 10. exd5 a6 11. 0-0 g5 12. Bg3 Nh5 13. f4 Bg4 14. Qd2 f5 15. Qc2 Nd7 16. Rae1 Qf6 17. fxg5 hxg5 18. Bf2 Ne5 19. h3 Bxh3 20. gxh3 Nf3+ 21. Kg2 g4 22. Rh1 Nxe1+ 23. Bxe1 f4 24. Ne4 f3+ 25. Kg1 Qe5 26. N2g3 f2+ 27. Bxf2 Rxf2 28. Kxf2 Rf8+ 29. Kg2 gxh3+ 30. Rxh3 Nf4+ 31. Kh2 Nxh3 32. Kxh3 Rf3 33. Kg2 Re3 34. Bf1 Bh6 35. Be2 Bf4 36. Bf3 Re1 37. Nh5 Bg5 38. Nf2 Qe8 39. Ng4 Qf7 40. Nhf6+ Bxf6 41. Nh6+ 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "5"]
[White "Lutikov, Anatoly S"]
[Black "Van Oosterom, Henny"]
[Result "1-0"]
[ECO "B89"]
[PlyCount "93"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 a6 8. Qe2 Be7 9. 0-0-0 Nxd4 10. Bxd4 b5 11. Bb3 Bb7 12. Rhg1 0-0 13. a3 Rc8 14. g4 Nd7 15. f4 Qa5 16. Kb1 b4 17. axb4 Qxb4 18. g5 Nc5 19. Bxc5 Rxc5 20. f5 Rb8 21. fxe6 fxe6 22. Qe3 Re5 23. Rd4 Qc5 24. h4 d5 25. Rgd1 Rf8 26. Qg3 Bd6 27. Qg2 Rf4 28. h5 Qb6 29. Qh3 Bc5 30. R4d3 dxe4 31. Rd8+ Rf8 32. Rxf8+ Bxf8 33. Qg3 Bd6 34. Qg4 Be7 35. Qf4 Rxg5 36. Qb8+ Kf7 37. Nxe4 Rf5 38. Ng3 Rf6 39. Ne4 Rf3 40. h6 gxh6 41. Nd2 Rf2 42. Nc4 Qb5 43. Ne5+ Kg7 44. Qc7 Kf8 45. Bc4 Qa4 46. b3 Qa3 47. Qxb7 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "3"]
[White "Medina Garcia, Antonio Angel"]
[Black "Van Oosterom, Henny"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "105"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Na6 6. Bd3 g6 7. Nge2 Nc7 8. a3 a5 9. h3 Bg7 10. Bg5 h6 11. Be3 0-0 12. Qd2 Kh7 13. g4 a4 14. Ng3 Bd7 15. g5 Ng8 16. 0-0-0 Qe8 17. h4 b5 18. h5 bxc4 19. Bb1 Rb8 20. Rdg1 Nb5 21. Nxb5 Rxb5 22. Ne2 Ne7 23. Nc3 Rb6 24. f3 Qb8 25. Rh2 Rh8 26. gxh6 Bf6 27. Bg5 Bxg5 28. Qxg5 Qf8 29. f4 Rg8 30. Qf6 gxh5 31. Rg7+ Rxg7 32. hxg7 Qxg7 33. Rxh5+ Kg8 34. Rg5 Ng6 35. Qd8+ Be8 36. Qxe8+ Qf8 37. Qd7 exf4 38. e5 dxe5 39. Bxg6 fxg6 40. Rxe5 Rd6 41. Qxa4 Rd8 42. Ne4 f3 43. Nd2 f2 44. Qxc4 Qf7 45. Re3 Rf8 46. Rf3 Qxf3 47. Nxf3 Rxf3 48. Qf1 Rf7 49. Kd2 Kf8 50. a4 g5 51. Ke2 Ke7 52. a5 Kd6 53. a6 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "4"]
[White "Van Oosterom, Henny"]
[Black "Hartoch, Robert G"]
[Result "1/2-1/2"]
[ECO "A37"]
[PlyCount "23"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. g3 c5 3. Bg2 Bg7 4. Nf3 Nc6 5. 0-0 e6 6. Nc3 Nge7 7. e3 Nf5 8. b3 0-0 9. Bb2 d5 10. cxd5 exd5 11. d4 cxd4 12. exd4 1/2-1/2

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "2"]
[White "Van Oosterom, Henny"]
[Black "Scholl, Eddie C"]
[Result "1/2-1/2"]
[ECO "A26"]
[PlyCount "50"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. Nf3 d6 6. 0-0 Nc6 7. d3 e5 8. e4 Nd7 9. Nd5 a5 10. Bg5 f6 11. Be3 Nc5 12. Qd2 Bg4 13. Nh4 Nd4 14. f3 Bd7 15. f4 c6 16. Nc3 f5 17. exf5 gxf5 18. Bh3 b6 19. Rf2 Be6 20. Ne2 Nxe2+ 21. Qxe2 Qd7 22. Raf1 e4 23. Bxc5 exd3 24. Qxd3 bxc5 25. Re2 Qf7 1/2-1/2

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "1"]
[White "Van Oosterom, Henny"]
[Black "Smederevac, Petar"]
[Result "0-1"]
[ECO "A22"]
[PlyCount "68"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 Be7 4. Nc3 0-0 5. d3 c6 6. Nf3 d5 7. 0-0 d4 8. Nb1 Qc7 9. Nbd2 c5 10. Ne1 Nc6 11. e4 dxe3 12. fxe3 Bg4 13. Bf3 Bh3 14. Rf2 Qd7 15. a3 Ng4 16. Re2 f5 17. Bd5+ Kh8 18. Nef3 f4 19. exf4 exf4 20. Ne4 fxg3 21. Nxg3 Bf6 22. Be3 Nxe3 23. Rxe3 Nd4 24. Ne5 Bxe5 25. Rxe5 Bg4 26. Qb1 Bf3 27. b4 Qd6 28. Re3 Bxd5 29. cxd5 Qxd5 30. Ne4 Nb3 31. Ra2 cxb4 32. axb4 Rac8 33. Qb2 Nd4 34. Nc5 b6 0-1

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "6"]
[White "Van Oosterom, Henny"]
[Black "Tatai, Stefano"]
[Result "0-1"]
[ECO "A21"]
[PlyCount "76"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. d3 f5 6. e4 Nf6 7. f4 exf4 8. gxf4 Nc6 9. Nf3 Nh5 10. Be3 0-0 11. Qd2 fxe4 12. Nxe4 Bg4 13. 0-0 Qd7 14. Rae1 Rae8 15. Nh4 Bh3 16. Rf3 Bxg2 17. Qxg2 Nd4 18. Rf2 Kh8 19. Kh1 d5 20. cxd5 Qxd5 21. Rc1 Ne6 22. Nc5 Qd8 23. Qg4 Nexf4 24. Bxf4 Qd4 25. Ne4 Rxe4 26. dxe4 Qxf2 27. Bxc7 Qxb2 28. Re1 Qf2 29. Bg3 Qxa2 30. e5 Qd5+ 31. Qe4 Nxg3+ 32. hxg3 Qe6 33. Kg2 b5 34. Nf3 a5 35. Rf1 b4 36. Ng5 Qa2+ 37. Kh3 Rxf1 38. e6 Rf8 0-1

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "10"]
[White "Van Oosterom, Henny"]
[Black "Van Geet, Dick Daniel"]
[Result "1/2-1/2"]
[ECO "C49"]
[PlyCount "47"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bb4 5. 0-0 0-0 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. h3 h6 10. Bxf6 Qxf6 11. a4 Bd7 12. Qe2 a6 13. Bxc6 Bxc6 14. Rfb1 Qe7 15. g4 a5 16. c4 b6 17. c3 Qd7 18. Qc2 Rae8 19. Nh2 Kh7 20. Nf1 Qe7 21. Ne3 Qh4 22. Kg2 g6 23. Nd5 Bxd5 24. cxd5 1/2-1/2

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "8"]
[White "Van Oosterom, Henny"]
[Black "Van Scheltinga, Theo D"]
[Result "1/2-1/2"]
[ECO "E06"]
[PlyCount "80"]
[EventDate "1968.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. cxd5 exd5 5. Bg2 Be7 6. 0-0 0-0 7. d4 c6 8. Bf4 Bf5 9. Ne5 Qb6 10. b3 Ne4 11. f3 Nd6 12. Nc3 f6 13. Na4 Qd8 14. Nd3 Nb5 15. g4 Bg6 16. e3 Na6 17. Nac5 Nxc5 18. Nxc5 Qc8 19. a4 Nd6 20. Rc1 a5 21. Qd2 Re8 22. h3 Nf7 23. e4 dxe4 24. d5 cxd5 25. Na6 Qe6 26. Nc7 Qb6+ 27. Kh1 Qxb3 28. Rb1 Qxa4 29. Nxa8 Rxa8 30. Rxb7 Bf8 31. Qxd5 Rd8 32. Qe6 Re8 33. Qd7 Qxd7 34. Rxd7 exf3 35. Bxf3 Be4 36. Bxe4 Rxe4 37. Ra7 a4 38. Bg3 a3 39. Rc1 Re8 40. Rcc7 Ne5 1/2-1/2

[Event "NED-ch21"]
[Site "The Hague"]
[Date "1963.06.03"]
[Round "10"]
[White "Van Oosterom, Henny"]
[Black "Donner, Jan Hein"]
[Result "1/2-1/2"]
[ECO "A38"]
[PlyCount "111"]
[EventDate "1963.05.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 c5 6. 0-0 Nc6 7. d3 d5 8. e4 dxc4 9. dxc4 Nd7 10. Be3 Qa5 11. Bd2 Nd4 12. Nxd4 cxd4 13. Nd5 Qd8 14. Bb4 Re8 15. Ba3 Ne5 16. Rc1 e6 17. Nb4 a5 18. Nd3 Nxd3 19. Qxd3 e5 20. f4 f6 21. Rf2 Be6 22. Bf3 Qd7 23. Bd1 Bh6 24. Rb1 f5 25. Bf3 fxe4 26. Bxe4 Bf5 27. Re1 exf4 28. gxf4 Bxe4 29. Rxe4 Rxe4 30. Qxe4 Re8 31. Qd5+ Qxd5 32. cxd5 Rd8 33. d6 Bf8 34. Rd2 b5 35. Bc5 Bxd6 36. Bxd6 Rxd6 37. Kf2 Kf7 38. Kf3 Kf6 39. Ke4 Re6+ 40. Kxd4 Rd6+ 41. Ke3 Rxd2 42. Kxd2 Kf5 43. b4 axb4 44. Kc2 Kxf4 45. Kb3 g5 46. Kxb4 g4 47. Kxb5 h5 48. a4 Ke5 49. a5 Kd6 50. Kb6 h4 51. a6 g3 52. hxg3 hxg3 53. a7 g2 54. a8Q g1Q+ 55. Kb5 Qc5+ 56. Ka4 1/2-1/2

[Event "NED-ch21"]
[Site "The Hague"]
[Date "1963.05.28"]
[Round "6"]
[White "Van Oosterom, Henny"]
[Black "Bergsma, Klaas"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "76"]
[EventDate "1963.05.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. g3 Nc6 4. Bg2 Bc5 5. d3 d6 6. Nf3 0-0 7. 0-0 h6 8. e3 a6 9. a3 Bf5 10. d4 Ba7 11. b4 Re8 12. d5 Ne7 13. Nh4 Bg4 14. Qc2 Qd7 15. Bd2 Bh3 16. e4 Bxg2 17. Kxg2 c6 18. Qd3 cxd5 19. cxd5 Rac8 20. f4 exf4 21. Bxf4 Rxc3 22. Qxc3 Nexd5 23. Qd2 Rxe4 24. Rae1 Rd4 25. Qc2 Nxf4+ 26. gxf4 Qg4+ 27. Kh1 Qxh4 28. Qc8+ Kh7 29. Qc2+ g6 30. Re7 Kg7 31. Qc7 Rd2 32. Rxf7+ Kg8 33. Rg7+ Kh8 34. Rh7+ Nxh7 35. Qc8+ Kg7 36. Qc7+ Kg8 37. Qc4+ d5 38. Qc8+ Nf8 0-1

[Event "Match/Nation NED-ENG"]
[Site "Vlissingen"]
[Date "1962.11.03"]
[Round "1.10"]
[White "Hindle, Owen M"]
[Black "Van Oosterom, Henny"]
[Result "1-0"]
[ECO "B88"]
[PlyCount "49"]
[EventDate "1962.11.03"]
[EventType "team-match"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "England"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. 0-0 Be7 8. Bb3 0-0 9. Be3 d5 10. Re1 Nxe4 11. Nxe4 dxe4 12. Nxc6 bxc6 13. Qh5 f5 14. Rad1 Qc7 15. Bc4 Kh8 16. Bd4 e5 17. Bc3 Bc5 18. b4 Bb6 19. Rd2 Qe7 20. Red1 e3 21. Rd6 exf2+ 22. Kf1 a5 23. R1d3 f4 24. Rh6 gxh6 25. Qxe5+ 1-0

[Event "Match Van den Bosch-Van Oosterom +1-1=4"]
[Site "Hilversum"]
[Date "1962.03.08"]
[Round "6"]
[White "Van den Bosch, Johannes"]
[Black "Van Oosterom, Henny"]
[Result "1/2-1/2"]
[ECO "D40"]
[PlyCount "42"]
[EventDate "1961.12.20"]
[EventType "match"]
[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 c5 4. e3 d5 5. Nc3 Nc6 6. dxc5 Bxc5 7. a3 dxc4 8. Qc2 Na5 9. Nd2 0-0 10. Nxc4 Nxc4 11. Bxc4 Bd7 12. b4 Bb6 13. Bb2 Qe7 14. Ne4 Rac8 15. Nxf6+ gxf6 16. Qe2 e5 17. 0-0 f5 18. Rac1 Be6 19. Bxe6 Qxe6 20. Qf3 Rxc1 21. Rxc1 f6 1/2-1/2

[Event "Match Van den Bosch-Van Oosterom +1-1=4"]
[Site "Hilversum"]
[Date "1962.03.01"]
[Round "5"]
[White "Van Oosterom, Henny"]
[Black "Van den Bosch, Johannes"]
[Result "0-1"]
[ECO "A07"]
[PlyCount "62"]
[EventDate "1961.12.20"]
[EventType "match"]
[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 Nc6 3. Bg2 e5 4. d3 Be7 5. 0-0 Be6 6. Nbd2 Qd7 7. e4 d4 8. Nc4 f6 9. a4 g5 10. Ne1 h5 11. h4 gxh4 12. gxh4 Nh6 13. f4 exf4 14. Bxf4 0-0-0 15. Rb1 Rdg8 16. Qd2 Bb4 17. c3 Bc5 18. Kh1 Nf7 19. Qf2 Be7 20. cxd4 Nxd4 21. b4 Rg6 22. Nf3 Nxf3 23. Qxf3 Rhg8 24. Rf2 Rg4 25. b5 Rxh4+ 26. Kg1 Bxc4 27. dxc4 Bc5 28. Be3 Ng5 29. Bxg5 Rxg5 30. Qxf6 Bxf2+ 31. Qxf2 Rhg4 0-1

[Event "Match Van den Bosch-Van Oosterom +1-1=4"]
[Site "Hilversum"]
[Date "1962.02.22"]
[Round "4"]
[White "Van den Bosch, Johannes"]
[Black "Van Oosterom, Henny"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "58"]
[EventDate "1961.12.20"]
[EventType "match"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Qd7 6. Ne2 g6 7. Nf4 Bh6 8. Nc3 Bxd3 9. e6 Qd6 10. exf7+ Kxf7 11. Nxd3 Bxc1 12. Qxc1 Nd7 13. Qe3 Nh6 14. 0-0-0 Nf5 15. Qf3 Raf8 16. g4 hxg4 17. Qxg4 Ke8 18. Rde1 Qf6 19. Nf4 Qxd4 20. Qxg6+ Rf7 21. Ne6 Qf6 22. h5 Nf8 23. Nxf8 Kxf8 24. Qg4 Nd4 25. Re3 Qf4 26. Qd1 Nf5 27. Qd2 Nxe3 28. fxe3 Qg5 29. Qe2 Rf5 0-1

[Event "Match Van den Bosch-Van Oosterom +1-1=4"]
[Site "Hilversum"]
[Date "1962.01.29"]
[Round "3"]
[White "Van Oosterom, Henny"]
[Black "Van den Bosch, Johannes"]
[Result "1/2-1/2"]
[ECO "A17"]
[PlyCount "81"]
[EventDate "1961.12.20"]
[EventType "match"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. Bg2 d4 6. Ne4 Nxe4 7. Bxe4 Be7 8. Qc2 Na6 9. a3 Nc5 10. Nf3 d3 11. Bxd3 Nxd3+ 12. Qxd3 Qxd3 13. exd3 Bh3 14. Nd4 0-0-0 15. Nc2 f5 16. f4 h6 17. d4 Bg2 18. Rg1 Be4 19. Kd1 g5 20. d3 Bxd3 21. Be3 Bf6 22. Kd2 Be4 23. b4 g4 24. Rad1 Rd6 25. b5 Rhd8 26. Rge1 a6 27. a4 axb5 28. axb5 Rd5 29. Rb1 Bxc2 30. Kxc2 Bxd4 31. Bxd4 Rxd4 32. b6 Rd2+ 33. Kc3 Rxh2 34. Re7 cxb6 35. Rxb6 Rd7 36. Rxd7 Kxd7 37. Rxb7+ Kc6 38. Re7 Rh3 39. Kd4 Kd6 40. Re3 h5 41. Ra3 1/2-1/2

[Event "Match Van den Bosch-Van Oosterom +1-1=4"]
[Site "Hilversum"]
[Date "1962.01.03"]
[Round "2"]
[White "Van den Bosch, Johannes"]
[Black "Van Oosterom, Henny"]
[Result "1/2-1/2"]
[ECO "D30"]
[PlyCount "161"]
[EventDate "1961.12.20"]
[EventType "match"]
[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 c5 4. e3 Nc6 5. d5 exd5 6. cxd5 Ne7 7. d6 Nf5 8. Bd3 Nxd6 9. Nc3 b5 10. e4 b4 11. Ne2 Nb7 12. e5 Ng8 13. Bc4 d6 14. Qd5 Qc7 15. Ng5 Nh6 16. e6 f6 17. Ne4 f5 18. N4g3 Rb8 19. Bxh6 gxh6 20. Qxf5 Na5 21. Bd5 Qg7 22. 0-0 Qg6 23. Qf3 Be7 24. Nf4 Qg5 25. Nh3 Qg6 26. Qd1 0-0 27. Be4 Qf6 28. Qa4 Bd8 29. Rad1 Bxe6 30. Rxd6 Bc7 31. Rdd1 Nc4 32. Qxa7 Bb6 33. Qa6 Nxb2 34. Rd6 Bc4 35. Rxf6 Bxa6 36. Rxf8+ Rxf8 37. Bd5+ Kg7 38. Nh5+ Kg6 39. N5f4+ Kf5 40. Be6+ Ke5 41. Re1+ Kd6 42. Rb1 Nd3 43. Rd1 Ke5 44. Nxd3+ Bxd3 45. Rxd3 Kxe6 46. Rb3 Bc7 47. Kf1 Ra8 48. Rb2 Be5 49. Rc2 Kd5 50. g3 c4 51. Rd2+ Kc6 52. f4 c3 53. Re2 Bd4 54. Nf2 Bxf2 55. Kxf2 Rxa2 56. Rxa2 b3 57. Ra3 c2 58. Rxb3 c1Q 59. Rf3 Qc2+ 60. Kg1 Qf5 61. Kg2 Kd5 62. h3 h5 63. h4 Ke4 64. Rf2 h6 65. Rf1 Kd5 66. Rf2 Ke6 67. Kh2 Kf6 68. Rb2 Qe4 69. Ra2 Kf5 70. Rf2 Qe3 71. Ra2 Kg4 72. Rg2 Qd3 73. Rg1 Kf3 74. Rg2 Qe3 75. Ra2 Qe1 76. Rg2 Qf1 77. Rb2 Kg4 78. Rg2 Qf3 79. Rg1 Qf2+ 80. Rg2 Qf1 81. Ra2 1/2-1/2

[Event "Match Van den Bosch-Van Oosterom +1-1=4"]
[Site "Hilversum"]
[Date "1961.12.20"]
[Round "1"]
[White "Van Oosterom, Henny"]
[Black "Van den Bosch, Johannes"]
[Result "1/2-1/2"]
[ECO "A33"]
[PlyCount "40"]
[EventDate "1961.12.20"]
[EventType "match"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 c5 4. Nf3 Nc6 5. 0-0 Be7 6. d4 cxd4 7. Nxd4 0-0 8. Nc3 d5 9. e4 Nxd4 10. Qxd4 dxe4 11. Rd1 Qxd4 12. Rxd4 e5 13. Rd1 Bg4 14. Re1 Rfd8 15. Bg5 Rac8 16. Bxe4 Rxc4 17. Bxb7 Rb8 18. Bg2 h6 19. Nd5 Nxd5 20. Bxd5 Rd4 1/2-1/2

