[Event "South African op"]
[Site "Cape Town"]
[Date "2015.07.11"]
[Round "11"]
[White "Van Rensburg, Ryan Pierre"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2208"]
[BlackElo "2330"]
[PlyCount "43"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Nge2 Nbd7 7. Ng3 0-0 8. Nf5 a6 9. Bd3 g6 10. Nxe7+ Qxe7 11. Bg5 Kg7 12. Qd2 Rh8 13. Bh6+ Kg8 14. f3 Nh5 15. h4 Rb8 16. a4 f6 17. g4 Nf4 18. Bxf4 exf4 19. Qxf4 Ne5 20. Be2 b6 21. h5 g5 22. Qe3 1-0

[Event "South African op"]
[Site "Cape Town"]
[Date "2015.07.10"]
[Round "10"]
[White "Kroon, Piet"]
[Black "Govindasamy, Nashlen"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2330"]
[BlackElo "2035"]
[PlyCount "48"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. d4 e5 8. Bd2 Nh5 9. Qc1 f5 10. Rb1 f4 11. b4 h6 12. Nd5 g5 13. b5 Ne7 14. Ba5 Nxd5 15. cxd5 Rf7 16. Qc4 Nf6 17. Rfc1 b6 18. Be1 Bb7 19. Nd2 Kh8 20. Rb3 a6 21. a4 axb5 22. axb5 Ra7 23. Nb1 Qa8 24. Nc3 e4 1-0

[Event "South African op"]
[Site "Cape Town"]
[Date "2015.07.09"]
[Round "9"]
[White "Makoto, Rodwell"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2403"]
[BlackElo "2330"]
[PlyCount "63"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nc3 d6 6. 0-0 Bd7 7. a3 Qc8 8. Nd5 e6 9. Nc3 Nge7 10. Rb1 0-0 11. b4 cxb4 12. axb4 d5 13. b5 Na5 14. Ba3 Re8 15. Bxe7 Rxe7 16. cxd5 Bxc3 17. d6 Re8 18. dxc3 Qc5 19. Qd4 Rac8 20. Rfd1 Nc4 21. Qh4 Kg7 22. Ng5 h6 23. Ne4 Qf5 24. g4 g5 25. Qxh6+ Kxh6 26. gxf5 exf5 27. Nf6 Red8 28. Bxb7 Rc5 29. Nxd7 Rxd7 30. Rd5 Rxd5 31. Bxd5 Nxd6 32. c4 1-0

[Event "South African op"]
[Site "Cape Town"]
[Date "2015.07.08"]
[Round "8"]
[White "Kroon, Piet"]
[Black "Solomon, Maxwell"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2330"]
[BlackElo "2070"]
[PlyCount "91"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 a5 10. Ba3 b6 11. bxa5 Rxa5 12. Bb4 Ra8 13. a4 Ne8 14. Nb5 h6 15. a5 bxa5 16. Rxa5 Rb8 17. Ra7 Bd7 18. Ba5 Bxb5 19. cxb5 Ra8 20. Ra6 f5 21. Nd2 Kh8 22. Qb3 h5 23. Ra1 Bh6 24. b6 Rb8 25. b7 Nf6 26. Bc3 Nd7 27. Ra8 Nb6 28. R8a7 fxe4 29. Nxe4 Nexd5 30. Bb5 Qh4 31. Ng3 Qf4 32. Be1 Qd4 33. Bc6 Ne7 34. Qc2 Qc4 35. Qxc4 Nxc4 36. Bb5 Nb6 37. Ba5 Nbd5 38. Ne4 Kg7 39. Bc4 Nc6 40. Bxd5 Nxa7 41. Bxc7 Rxb7 42. Bxb7 Rf7 43. Nxd6 Rd7 44. Rxa7 Kf6 45. Ra6 Ke7 46. Rc6 1-0

[Event "South African op"]
[Site "Cape Town"]
[Date "2015.07.07"]
[Round "7"]
[White "Masango, Spencer"]
[Black "Kroon, Piet"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2126"]
[BlackElo "2330"]
[PlyCount "71"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 Nf6 4. c4 g6 5. 0-0 Bg7 6. d4 cxd4 7. Nxd4 0-0 8. Nc3 Nxd4 9. Qxd4 d6 10. b3 Bf5 11. Bb2 Ne4 12. Qe3 Nxc3 13. Bxc3 Bxc3 14. Qxc3 Qc7 15. h4 h5 16. Rad1 Rfd8 17. Qe3 Kg7 18. Rd4 Rab8 19. Be4 e5 20. Rd2 Bxe4 21. Qxe4 b5 22. Rc2 Qb7 23. Qe3 bxc4 24. Rxc4 Rbc8 25. Rfc1 Rxc4 26. Rxc4 Rd7 27. Qc3 d5 28. Rc8 d4 29. Qc5 Qd5 30. Qf8+ Kf6 31. Qh6 e4 32. Re8 d3 33. Qh8+ Kf5 34. Qh6 Kf6 35. Qh8+ Kf5 36. Qh6 1/2-1/2

[Event "South African op"]
[Site "Cape Town"]
[Date "2015.07.06"]
[Round "6"]
[White "Kroon, Piet"]
[Black "Odendaal, Frederick"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "2330"]
[BlackElo "2054"]
[PlyCount "136"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Bf5 5. d3 e6 6. Nbd2 Bc5 7. e3 Nbd7 8. Be2 h6 9. 0-0 0-0 10. Rc1 Bb6 11. d4 Bc7 12. Ne5 Nxe5 13. dxe5 Nd7 14. f4 Bb6 15. Bd4 Bxd4 16. exd4 Qa5 17. g4 Bh7 18. f5 Rad8 19. Qc2 exf5 20. Bd3 dxc4 21. bxc4 c5 22. Nb3 Qc7 23. Bxf5 Bxf5 24. Qxf5 cxd4 25. e6 fxe6 26. Qxe6+ Kh8 27. Nxd4 Qc5 28. Qd5 Rxf1+ 29. Rxf1 Qxd5 30. cxd5 Nf6 31. h3 Rxd5 32. Nf5 Kh7 33. Rc1 h5 34. Rc7 Rd7 35. Rxd7 Nxd7 36. gxh5 b5 37. Kf2 a5 38. Nd4 b4 39. Nc6 Nc5 40. Nxa5 Nd3+ 41. Ke3 Nc1 42. Kd4 Nxa2 43. Kc4 Kh6 44. Kb3 Nc1+ 45. Kxb4 Kxh5 46. Kc3 Ne2+ 47. Kd2 Nf4 48. Ke3 Nxh3 49. Nc4 Kg4 50. Ne5+ Kf5 51. Nf3 Ng5 52. Nh4+ Kg4 53. Ng6 Ne6 54. Kf2 Nf4 55. Ne5+ Kf5 56. Nf3 Nh5 57. Nh4+ Kg4 58. Nf3 Nf4 59. Ne5+ Kf5 60. Nf3 Ne6 61. Kg2 Nf8 62. Nh4+ Kg5 63. Nf3+ Kh5 64. Nh4 Ne6 65. Nf5 g5 66. Ne3 Nd4 67. Kg3 Ne2+ 68. Kh3 Kg6 1/2-1/2

[Event "South African op"]
[Site "Cape Town"]
[Date "2015.07.05"]
[Round "5"]
[White "Baloyi, Siphiwe"]
[Black "Kroon, Piet"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "1929"]
[BlackElo "2330"]
[PlyCount "44"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. dxe6 fxe6 5. Nf3 Nc6 6. g3 d5 7. Bg2 Be7 8. 0-0 0-0 9. cxd5 exd5 10. b3 Bf5 11. Bb2 Qd7 12. Nbd2 Rad8 13. Ne5 Nxe5 14. Bxe5 Bh3 15. Rc1 Bxg2 16. Kxg2 Ng4 17. Bb2 Rxf2+ 18. Rxf2 Ne3+ 19. Kh1 Nxd1 20. Rxd1 d4 21. Nf3 Qe6 22. Bc1 Qe4 0-1

[Event "South African op"]
[Site "Cape Town"]
[Date "2015.07.05"]
[Round "4"]
[White "Kroon, Piet"]
[Black "Qobo, Lulama T"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2330"]
[BlackElo "1813"]
[PlyCount "109"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Nc6 6. 0-0 d6 7. d3 Bxc3 8. bxc3 h6 9. e4 Bg4 10. h3 Be6 11. Nh4 Qd7 12. g4 Kh7 13. f4 exf4 14. Rxf4 Ng8 15. Nf5 g6 16. Be3 Qd8 17. Nd4 Ne5 18. Qe2 a6 19. Nxe6 fxe6 20. Rxf8 Qxf8 21. Rf1 Qe7 22. d4 Nc6 23. Qf2 Kg7 24. g5 h5 25. e5 Rf8 26. Qf6+ Qxf6 27. exf6+ Kf7 28. Bxc6 bxc6 29. Rb1 Rc8 30. Rb7 Nxf6 31. gxf6 Kxf6 32. h4 Kf5 33. Kf2 Ke4 34. Ke2 Rf8 35. Rxc7 Rf3 36. Bg5 Rxc3 37. Rxc6 Rc2+ 38. Bd2 Kxd4 39. Rxd6+ Ke5 40. Rxa6 Rxc4 41. Ra5+ Kd6 42. Bg5 e5 43. Kd3 Rg4 44. Ra6+ Kd5 45. Ra5+ Ke6 46. a4 Kf5 47. Ra6 Rg3+ 48. Kc4 Rg4+ 49. Kd5 Rb4 50. Rf6+ Kg4 51. Kxe5 Rxa4 52. Rxg6 Ra5+ 53. Kf6 Ra8 54. Kg7 Rc8 55. Bf6+ 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "1"]
[White "Bravetti, Ant"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "D85"]
[BlackElo "2330"]
[PlyCount "155"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 Nc6 10. d5 Ne5 11. Nxe5 Bxe5 12. Qd2 e6 13. f4 Bg7 14. c4 exd5 15. cxd5 Bd4 16. Bb2 Re8 17. Bxd4 cxd4 18. Qxd4 Qa5+ 19. Kf2 Qxa2 20. Rhd1 Qc2 21. Qd3 Qc5+ 22. Qd4 Qc2 23. Qd3 Qc5+ 24. Qe3 Qc2 25. e5 Bg4 26. Qd2 Qc5+ 27. Qd4 Qc2 28. Rb2 Qf5 29. Bxg4 Qxg4 30. Rxb7 Rec8 31. e6 Rc2+ 32. Rd2 Rxd2+ 33. Qxd2 fxe6 34. Qd4 Qh4+ 35. Kf3 Qh5+ 36. Kg3 e5 37. Qxe5 Qxe5 38. fxe5 a5 39. d6 a4 40. d7 Kf8 41. Ra7 Rd8 42. e6 Ke7 43. Ra6 Rf8 44. Kg4 h6 45. h4 a3 46. h5 gxh5+ 47. Kxh5 a2 48. g4 Rf2 49. Kxh6 Rf6+ 50. Kg7 Rxe6 51. Rxa2 Kxd7 52. Ra7+ Kd8 53. g5 Re1 54. g6 Re2 55. Kg8 Re1 56. g7 Rh1 57. Ra5 Ke7 58. Re5+ Kd6 59. Kf7 Kxe5 60. g8Q Rf1+ 61. Ke7 Rf5 62. Qb8+ Kd5 63. Qb5+ Ke4 64. Qc4+ Ke5 65. Qc3+ Kd5 66. Qd3+ Ke5 67. Qd6+ Ke4 68. Ke6 Rf4 69. Qd5+ Ke3 70. Ke5 Rf3 71. Qd4+ Ke2 72. Ke4 Rf2 73. Qa1 Kd2 74. Qb2+ Ke1 75. Qc1+ Ke2 76. Qg1 Rf1 77. Qe3+ Kd1 78. Kd3 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "10"]
[White "De Villiers, Charles"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "A83"]
[WhiteElo "2320"]
[BlackElo "2330"]
[PlyCount "47"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 c6 5. f3 Qa5 6. Qd2 exf3 7. Nxf3 d6 8. Bd3 Bg4 9. 0-0 Nbd7 10. b4 Qxb4 11. Rab1 Qa5 12. Rxb7 0-0-0 13. Rb3 Nb6 14. Qc1 Kb8 15. Bd2 Qh5 16. Qb2 Kc7 17. Qa3 Nc8 18. Ng5 h6 19. Qa6 Kd7 20. Rb7+ Ke8 21. Qxc6+ Bd7 22. Rxd7 hxg5 23. Rxd6+ Kf7 24. Qd5+ 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "9"]
[White "Kobese, Watu"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2250"]
[BlackElo "2330"]
[PlyCount "89"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. f3 Bg7 9. Be3 0-0 10. Qd2 Be6 11. Rc1 a6 12. b3 Qa5 13. Be2 Rfc8 14. a4 Qb4 15. Nd5 Qxd2+ 16. Kxd2 Bxd5 17. cxd5 Nd7 18. b4 Bb2 19. Rc2 Rxc2+ 20. Kxc2 Be5 21. Kb3 Rc8 22. Bd2 Rc7 23. a5 h5 24. g4 hxg4 25. f4 Bd4 26. Bxg4 Kg7 27. Rc1 Rxc1 28. Bxc1 Nb8 29. Bb2 Bxb2 30. Kxb2 Kf8 31. Bc8 Ke8 32. Bxb7 Kd8 33. Kc3 Kc7 34. Ba8 Nd7 35. Bc6 Nf6 36. Kd4 Nh5 37. Ke3 Ng7 38. Ba4 e6 39. Bb3 exd5 40. Bxd5 f6 41. h4 f5 42. Bf7 fxe4 43. Bxg6 d5 44. h5 Ne6 45. f5 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "8"]
[White "Kroon, Piet"]
[Black "Bhawoodien, Shabier Hussain"]
[Result "1/2-1/2"]
[ECO "D74"]
[WhiteElo "2330"]
[PlyCount "80"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. d4 g6 4. Bg2 Bg7 5. 0-0 Nf6 6. c4 0-0 7. cxd5 Nxd5 8. e4 Nb6 9. d5 Ne5 10. Nxe5 Bxe5 11. f4 Bg7 12. Nc3 e5 13. f5 Nc4 14. Qe2 Nd6 15. g4 c5 16. dxc6 bxc6 17. Be3 f6 18. Rfd1 Rf7 19. Na4 Bf8 20. Nc5 Qa5 21. a3 Nb5 22. b4 Qc7 23. Qc4 Bxc5 24. Bxc5 a5 25. Bf1 Kg7 26. bxa5 Qxa5 27. a4 Nd4 28. Bxd4 exd4 29. Rxd4 Rb8 30. Rc1 Qe5 31. Qc3 Rb3 32. Qd2 c5 33. Rd8 Bb7 34. Rd7 Qxe4 35. Rxf7+ Kxf7 36. Bg2 Qxg2+ 37. Qxg2 Bxg2 38. Kxg2 Rb4 39. Kg3 Rxa4 40. Rxc5 Ra2 1/2-1/2

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "5"]
[White "Kroon, Piet"]
[Black "Pearson, Steven"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2330"]
[PlyCount "68"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 f5 2. c4 Nf6 3. g3 d6 4. Bg2 g6 5. Nc3 Bg7 6. 0-0 0-0 7. d3 a5 8. Bd2 c6 9. a3 e5 10. Qc2 Na6 11. Rab1 Nc5 12. b4 axb4 13. axb4 Ne6 14. c5 Ne8 15. cxd6 Nxd6 16. Rfd1 g5 17. Be3 Nd4 18. Bxd4 exd4 19. Na4 Nb5 20. Ra1 Kh8 21. Nc5 Rxa1 22. Rxa1 Qe7 23. Bf1 Nc3 24. Ra7 f4 25. g4 Nb5 26. Ra8 Bxg4 27. Rxf8+ Bxf8 28. Ne4 h6 29. Qc5 Qxc5 30. bxc5 Kg7 31. Bg2 Bf5 32. Nfd2 Nc3 33. Kf1 Nxe4 34. Bxe4 Be6 0-1

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "2"]
[White "Kroon, Piet"]
[Black "Solomon, Maxwell"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2330"]
[PlyCount "86"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 d6 5. Nc3 e5 6. d3 Nc6 7. Rb1 a5 8. a3 h6 9. Bd2 0-0 10. 0-0 Be6 11. Qc2 Qd7 12. Rfc1 Bh3 13. Bh1 Ne8 14. b4 axb4 15. axb4 f5 16. b5 Nd8 17. Ra1 Rb8 18. Ra7 Ne6 19. Qa2 Nc5 20. Be3 e4 21. dxe4 Bxc3 22. Rxc3 Nxe4 23. Rd3 Kh7 24. Nd2 N8f6 25. Nxe4 Nxe4 26. f3 Nf6 27. Qd2 g5 28. b6 f4 29. gxf4 gxf4 30. Bxf4 Rg8+ 31. Bg3 Nh5 32. f4 Qf5 33. bxc7 Rbe8 34. Rxb7 Kh8 35. Qc3+ Re5 36. Rxd6 Qxf4 37. Qxe5+ Qxe5 38. Rxh6+ Kg7 39. Bxe5+ Kxh6+ 40. Kf2 Re8 41. Rb5 Bc8 42. Bf3 Ng7 43. Rb8 Nf5 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "3"]
[White "Kroon, Piet"]
[Black "Steel, Sarel J"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2330"]
[PlyCount "118"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. Nc3 Nf6 5. h3 0-0 6. Be3 c6 7. a4 d5 8. e5 Ne4 9. Bd3 Nxc3 10. bxc3 Qc7 11. h4 c5 12. h5 cxd4 13. cxd4 Bg4 14. hxg6 fxg6 15. Rxh7 Bxf3 16. Rxg7+ Kxg7 17. gxf3 Nd7 18. f4 e6 19. Qg4 Rf5 20. Ke2 Nf8 21. Rh1 Qf7 22. c4 dxc4 23. Bxc4 Rc8 24. Bd3 Rc3 25. Be4 Rc7 26. Kf1 b6 27. Kg2 Rc4 28. Bf3 Rxa4 29. Qh4 Rh5 30. Bxh5 gxh5 31. Qg5+ Qg6 32. Rxh5 Nh7 33. Qg3 b5 34. f5 Qxg3+ 35. Kxg3 Nf8 36. Bh6+ Kf7 37. d5 exd5 38. e6+ Nxe6 39. fxe6+ Kxe6 40. Bf4 b4 41. Re5+ Kd6 42. Re8+ Kc5 43. Be3+ Kc4 44. Rc8+ Kd3 45. Rd8 Kc4 46. Rc8+ Kd3 47. Rd8 b3 48. Rxd5+ Kc2 49. Rc5+ Kb1 50. Bc1 Ra2 51. f4 Rc2 52. Rxc2 Kxc2 53. Ba3 b2 54. Bxb2 Kxb2 55. f5 a5 56. f6 a4 57. f7 a3 58. f8Q a2 59. Qb4+ Ka1 1/2-1/2

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "7"]
[White "Pick, Deon D"]
[Black "Kroon, Piet"]
[Result "0-1"]
[ECO "A36"]
[BlackElo "2330"]
[PlyCount "94"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 e6 6. e4 Nge7 7. 0-0 0-0 8. a3 d5 9. d3 dxc4 10. dxc4 Nd4 11. Be3 Nec6 12. Rb1 Qe7 13. Ne2 Nxf3+ 14. Bxf3 Ne5 15. Bg2 Nxc4 16. Bc1 b5 17. b3 Nb6 18. Be3 Bb7 19. Qc1 Rac8 20. Rd1 Bd4 21. Bh6 Rfd8 22. Bg5 f6 23. Bd2 e5 24. Ba5 Qe6 25. h3 Kg7 26. Rf1 Ba6 27. Qc2 Rd6 28. Kh2 c4 29. Bxb6 Bxb6 30. b4 Rd3 31. Nc3 Bd4 32. Nd5 Rxa3 33. f4 Bb7 34. f5 Qd6 35. fxg6 Bxd5 36. exd5 hxg6 37. Qc1 Re3 38. Qd1 f5 39. Qc2 Rd3 40. Qa2 e4 41. Rf4 Rxg3 42. Kxg3 g5 43. Kh2 Qxf4+ 44. Kh1 c3 45. Rf1 c2 46. Rxf4 gxf4 47. Qa6 c1Q+ 0-1

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "4"]
[White "Solomons, Deon"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2295"]
[BlackElo "2330"]
[PlyCount "53"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 d5 3. cxd5 Nxd5 4. Bg2 g6 5. Nf3 Bg7 6. 0-0 0-0 7. Nc3 c5 8. Ng5 Nxc3 9. dxc3 Nc6 10. Be3 Qa5 11. Qd5 h6 12. Ne4 Qb5 13. Qb3 Qxe2 14. Rae1 c4 15. Rxe2 cxb3 16. axb3 Bg4 17. Rd2 Ne5 18. f4 Nc6 19. Nc5 Na5 20. h3 Be6 21. Nxe6 fxe6 22. Rd7 Kf7 23. Bc5 Bf6 24. b4 Nc4 25. b3 Nb6 26. Rxb7 Nd5 27. c4 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "1995.??.??"]
[Round "6"]
[White "Van Zyil Smit, Konrad"]
[Black "Kroon, Piet"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2040"]
[BlackElo "2330"]
[PlyCount "52"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Nf6 6. Be3 cxd4 7. cxd4 e6 8. Nc3 Qa5 9. a3 Be7 10. Bd3 0-0 11. 0-0 Bd7 12. b4 Qh5 13. Qe2 Rac8 14. Rac1 Rfd8 15. Rfd1 Bd6 16. h3 Ne7 17. Bg5 Bc6 18. Bxf6 gxf6 19. Ne4 Bxe4 20. Bxe4 b6 21. Qa6 Rxc1 22. Rxc1 Qh6 23. Re1 Rd7 24. Qb5 Rd8 25. Qa6 Rd7 26. Qb5 Rd8 1/2-1/2

[Event "Olympiad-21 Final C"]
[Site "Nice"]
[Date "1974.06.20"]
[Round "6"]
[White "Kroon, Piet"]
[Black "Sampouw, Jacobus S"]
[Result "1/2-1/2"]
[ECO "E65"]
[PlyCount "80"]
[EventDate "1974.06.15"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "FRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Indonesia"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "INA"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 0-0 5. 0-0 d6 6. Nc3 c5 7. d4 cxd4 8. Nxd4 Nbd7 9. b3 Nc5 10. Bb2 Rb8 11. Qd2 Bd7 12. Rfd1 Re8 13. Rac1 Qc8 14. e4 Bh3 15. f3 Bxg2 16. Kxg2 b6 17. Nd5 Rb7 18. b4 Ne6 19. Nb5 Nh5 20. Bxg7 Nhxg7 21. Nxd6 exd6 22. Nf6+ Kh8 23. Qh6 Nf8 24. Nxe8 Qxe8 25. Rxd6 f5 26. Re1 Re7 27. Qf4 Nd7 28. Red1 Nh5 29. Qd2 Nhf6 30. Qd4 Kg7 31. c5 bxc5 32. bxc5 fxe4 33. fxe4 Ne5 34. Rf1 Nfg4 35. h3 Nh6 36. c6 Nhf7 37. Rd7 Rxd7 38. cxd7 Qxd7 39. Rxf7+ Kxf7 40. Qxe5 Qd2+ 1/2-1/2

[Event "Olympiad-21 Preliminaries E"]
[Site "Nice"]
[Date "1974.06.15"]
[Round "9"]
[White "Kroon, Piet"]
[Black "Jansson, Borje"]
[Result "0-1"]
[ECO "A70"]
[PlyCount "80"]
[EventDate "1974.06.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "SWE"]

1. c4 g6 2. Nf3 Bg7 3. d4 c5 4. e4 d6 5. d5 Nf6 6. Bd3 0-0 7. 0-0 e6 8. Nc3 exd5 9. cxd5 Bg4 10. h3 Bxf3 11. Qxf3 Nbd7 12. Bf4 Ne8 13. Rae1 a6 14. Qe2 b5 15. Bh2 Qb6 16. Kh1 Nc7 17. f4 Rae8 18. Qg4 Nf6 19. Qh4 c4 20. Bg1 Qa5 21. Bb1 b4 22. Bd4 Nd7 23. Ne2 Nb5 24. Bxg7 Kxg7 25. g4 f6 26. g5 fxg5 27. fxg5 Rxf1+ 28. Rxf1 Rf8 29. Nf4 Kg8 30. Qg4 Qd8 31. Qg1 Qe7 32. Ne6 Rxf1 33. Qxf1 Ne5 34. a4 bxa3 35. bxa3 Nxa3 36. Qc1 Qf7 37. Qxa3 Qf1+ 38. Kh2 Qf2+ 39. Kh1 Nf3 40. Qxd6 Qg1# 0-1

[Event "Olympiad-21 Preliminaries E"]
[Site "Nice"]
[Date "1974.06.14"]
[Round "8"]
[White "Hecht, Hans Joachim"]
[Black "Kroon, Piet"]
[Result "1/2-1/2"]
[ECO "B31"]
[PlyCount "83"]
[EventDate "1974.06.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 e5 6. Bxc6 dxc6 7. d3 Qc7 8. Be3 b6 9. Nbd2 Nf6 10. Nc4 Nh5 11. a4 0-0 12. a5 Be6 13. Ra3 Rfd8 14. axb6 axb6 15. Qa1 Rxa3 16. Qxa3 f6 17. Ra1 Bf8 18. Qa6 Rb8 19. b4 cxb4 20. Bxb6 Qb7 21. Qxb7 Rxb7 22. Nfd2 Nf4 23. g3 Ne2+ 24. Kf1 Nc3 25. Be3 Kf7 26. Ra6 Nd1 27. Rxc6 Nxe3+ 28. Nxe3 Ra7 29. Nd5 Rd7 30. Rc7 Rxc7 31. Nxc7 Bd7 32. Ke2 Ba4 33. Nb3 f5 34. f3 Bd6 35. Nd5 Ke6 36. g4 fxg4 37. fxg4 h5 38. gxh5 gxh5 39. Ne3 Bf8 40. Nf5 Be8 41. Kf3 Bg6 42. Ne3 1/2-1/2

[Event "Olympiad-21 Preliminaries E"]
[Site "Nice"]
[Date "1974.06.07"]
[Round "1"]
[White "Sigurjonsson, Gudmundur"]
[Black "Kroon, Piet"]
[Result "0-1"]
[ECO "B31"]
[PlyCount "72"]
[EventDate "1974.06.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 e5 6. b4 Nxb4 7. c3 Nc6 8. d4 exd4 9. e5 Nge7 10. cxd4 cxd4 11. Ba3 0-0 12. Nbd2 a6 13. Bd3 b5 14. Bd6 Re8 15. a4 Bb7 16. Qb3 Na5 17. Qa3 Bxf3 18. Nxf3 Nc4 19. Bxc4 bxc4 20. Nxd4 Nc8 21. Rac1 Nxd6 22. Qxd6 Qb8 23. Qxd7 Rxe5 24. Red1 Qd8 25. Qg4 h5 26. Qf3 Qe8 27. Nc6 Re4 28. Nd8 Ra7 29. g3 Rae7 30. Kg2 c3 31. Rd6 Kh7 32. a5 f5 33. Qd3 Qb5 34. Qxb5 axb5 35. a6 Ra4 36. Nc6 Rxa6 0-1

[Event "Olympiad-18 Final C"]
[Site "Lugano"]
[Date "1968.11.04"]
[Round "11"]
[White "Kroon, Piet"]
[Black "Bakali, Mustafa Ahmed"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "36"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Morocco"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "MAR"]

1. e4 c6 2. Ne2 d5 3. e5 Bf5 4. Ng3 Bg6 5. h4 h5 6. d4 e6 7. Nd2 Qb6 8. c3 c5 9. Nf3 cxd4 10. Nxd4 Bc5 11. Be2 Nc6 12. Bxh5 Bxh5 13. Nxh5 Bxd4 14. cxd4 Qxd4 15. Ng3 Qxd1+ 16. Kxd1 Nxe5 17. Re1 Nd3 18. Re2 Rxh4 0-1

[Event "Olympiad-18 Final C"]
[Site "Lugano"]
[Date "1968.11.03"]
[Round "10"]
[White "Kroon, Piet"]
[Black "Ibrahimoglu, Ismet"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "58"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Turkey"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "TUR"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qh5 9. Nxe4 Be6 10. Bg5 Bd6 11. Nxd6+ cxd6 12. Bf4 Qd5 13. c4 Qxc4 14. Bxd6 Qd5 15. Ba3 0-0-0 16. Rc1 Bg4 17. Qa4 Kb8 18. Rc5 Qd7 19. Nd2 Rhe8 20. Rec1 Re2 21. Nf1 d3 22. h3 Be6 23. Ng3 Qd4 24. Qxd4 Nxd4 25. Rd1 Rc2 26. Kh2 Rxc5 27. Bxc5 Nc6 28. a3 Bb3 29. Rd2 Na5 0-1

[Event "Olympiad-18 Final C"]
[Site "Lugano"]
[Date "1968.10.31"]
[Round "7"]
[White "Kroon, Piet"]
[Black "Svedenborg, Paul"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "64"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Norway"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "NOR"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. e5 Nfd7 6. f4 0-0 7. Nf3 c5 8. exd6 f6 9. Bh4 exd6 10. Be2 Nc6 11. 0-0 cxd4 12. Nxd4 Nb6 13. Nxc6 bxc6 14. Bd3 d5 15. f5 g5 16. Bf2 Nd7 17. Na4 Re8 18. b4 Bf8 19. b5 Bb7 20. c4 Ne5 21. c5 Nxd3 22. Qxd3 cxb5 23. Qxb5 Qc8 24. Qb2 Kf7 25. Bd4 Ba6 26. Rf2 Qc6 27. Qc2 Re4 28. Qd1 Rae8 29. Nc3 Rxd4 30. Qxd4 Bxc5 31. Qd2 Bxf2+ 32. Kxf2 Qc5+ 0-1

[Event "Olympiad-18 Final C"]
[Site "Lugano"]
[Date "1968.10.30"]
[Round "6"]
[White "Flatow, Alfred"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "A38"]
[PlyCount "123"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Australia"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "AUS"]
[BlackTeamCountry "RSA"]

1. Nf3 c5 2. g3 Nc6 3. c4 Nf6 4. Bg2 g6 5. Nc3 Bg7 6. 0-0 0-0 7. d3 d5 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. Be3 Qd6 11. Rc1 Nd4 12. Nxd4 cxd4 13. Bd2 Qb6 14. Qb3 Bg4 15. Qxb6 axb6 16. f3 Bd7 17. a3 Bc6 18. f4 Bxg2 19. Kxg2 Rfc8 20. Rxc8+ Rxc8 21. Rc1 Rxc1 22. Bxc1 b5 23. b3 f5 24. Bb2 Kf7 25. Kf3 Ke6 26. e4 Kd6 27. h3 e6 28. g4 Kc6 29. b4 Kd6 30. Bc1 Kc6 31. Bd2 Kd6 32. Be1 Kc6 33. Bf2 Kd6 34. Bh4 Kd7 35. Bg5 Ke8 36. Bh4 Kd7 37. e5 Kc6 38. Be7 Kd5 39. g5 h5 40. Bd6 b6 41. Ke2 Kc6 42. Kd2 Kd5 43. Kc2 Kc6 44. Kb3 Bh8 45. a4 bxa4+ 46. Kxa4 Bg7 47. b5+ Kd5 48. Bc7 Kc5 49. Bd6+ Kd5 50. Kb3 Bh8 51. Bf8 Bxe5 52. fxe5 f4 53. Bb4 Kxe5 54. Kc4 Kf5 55. Kxd4 Kxg5 56. Ke4 Kh4 57. Be1+ Kxh3 58. Kxf4 Kg2 59. Bh4 Kf1 60. Kf3 e5 61. Bd8 Ke1 62. Bxb6 1-0

[Event "Olympiad-18 Final C"]
[Site "Lugano"]
[Date "1968.10.29"]
[Round "5"]
[White "Kroon, Piet"]
[Black "Villarroel, Geber"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "81"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Venezuela"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "VEN"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d3 5. Bxd3 d6 6. 0-0 Be7 7. Nbd2 Nf6 8. Nd4 Bd7 9. f4 0-0 10. N2f3 Nxd4 11. cxd4 d5 12. e5 Ne4 13. Ng5 Bc6 14. Qh5 h6 15. Rf3 Qe8 16. Nxe4 dxe4 17. Rg3 Kh7 18. Bc4 f5 19. Qxe8 Bxe8 20. Rb3 b6 21. Be3 c6 22. a4 Rd8 23. Rc1 g6 24. Ba6 c5 25. dxc5 Bxa4 26. Rbc3 bxc5 27. Bxc5 Bxc5+ 28. Rxc5 h5 29. Rc7+ Kh6 30. Rxa7 e3 31. Re1 Rd2 32. Rxe3 Rxb2 33. Bd3 Bc6 34. Re2 Rb4 35. Rc7 Rd8 36. Rxc6 Rxd3 37. g3 Rd7 38. Ra2 Kh7 39. Kg2 Re4 40. Rf6 Kh6 41. Raa6 1-0

[Event "Olympiad-18 Final C"]
[Site "Lugano"]
[Date "1968.10.27"]
[Round "3"]
[White "Weiss, Fernando"]
[Black "Kroon, Piet"]
[Result "1/2-1/2"]
[ECO "A04"]
[PlyCount "115"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Monaco"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "MNC"]
[BlackTeamCountry "RSA"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. g3 g6 7. Bg2 Bg7 8. Nc3 0-0 9. 0-0 a5 10. Qc2 Ba6 11. b3 Rc8 12. Bb2 d5 13. Na4 Nd7 14. Bxg7 Kxg7 15. Rfd1 e5 16. e3 Bb7 17. Qb2 Qf6 18. cxd5 cxd5 19. Bxd5 Ba6 20. Be4 Nc5 21. Nxc5 Rxc5 22. Rac1 Rfc8 23. Rxc5 Rxc5 24. Rc1 Rxc1+ 25. Qxc1 Qd6 26. Bg2 h6 27. h3 Bb5 28. Kh2 a4 29. bxa4 Bxa4 30. Qc3 Qe6 31. Qb2 Kh7 32. Qd2 e4 33. a3 Bb5 34. Qb2 Bd3 35. a4 Qf5 36. Qd2 g5 37. Kg1 Qf6 38. Qa2 Kg6 39. a5 h5 40. Bf1 Qa6 41. Bxd3 exd3 42. Qd5 f6 43. f3 Kh6 44. Kf2 Qc8 45. Qxd3 Qxh3 46. Qf1 Qe6 47. a6 Qa2+ 48. Qe2 Qa1 49. Kg2 g4 50. fxg4 hxg4 51. Qxg4 Qxa6 52. Qf4+ Kg7 53. Qg4+ Kh6 54. Qf3 Kg7 55. g4 Qa2+ 56. Kg3 Qb1 57. Qf2 Qd1 58. Qf3 1/2-1/2

[Event "Olympiad-18 Final C"]
[Site "Lugano"]
[Date "1968.10.26"]
[Round "2"]
[White "Zichichi, Alvise"]
[Black "Kroon, Piet"]
[Result "1/2-1/2"]
[ECO "B24"]
[PlyCount "54"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Italy"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "ITA"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 b6 7. Qd2 Nge7 8. Nge2 Bb7 9. 0-0 0-0 10. Bh6 d5 11. Bxg7 Kxg7 12. exd5 Nxd5 13. Nxd5 exd5 14. Rfe1 d4 15. Nf4 Qd6 16. Re2 Rae8 17. Rae1 Rxe2 18. Qxe2 Rd8 19. Qg4 Ne5 20. Rxe5 Bxg2 21. Nh5+ Kh8 22. Qf4 Bc6 23. Nf6 Kg7 24. Ne4 Bxe4 25. Qxe4 Rd7 26. f4 f5 27. Qe2 Kf7 1/2-1/2

[Event "Olympiad-18 Preliminaries C"]
[Site "Lugano"]
[Date "1968.10.24"]
[Round "7"]
[White "Kroon, Piet"]
[Black "Wantz, Fernand"]
[Result "1-0"]
[ECO "B98"]
[PlyCount "75"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Luxembourg"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "LUX"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nbd7 9. Bc4 Nb6 10. Bb3 Qc7 11. 0-0-0 Bd7 12. Rhe1 Rc8 13. e5 dxe5 14. fxe5 Nfd5 15. Bxe7 Nxe7 16. Qg3 0-0 17. Ne4 Ng6 18. Nd6 Rcd8 19. h4 Bc8 20. h5 Nxe5 21. h6 Ng6 22. hxg7 Rfe8 23. Nxe8 Qxg3 24. Nf6+ Kxg7 25. Nh5+ Kg8 26. Nxg3 Nf4 27. Re4 Ng6 28. Nh5 Na8 29. Nf6+ Kh8 30. g4 Nc7 31. Rh1 Kg7 32. g5 Nf8 33. Reh4 e5 34. Nf3 Nce6 35. Nh5+ Kg8 36. Nxe5 Nxg5 37. Rg1 h6 38. Nxf7 1-0

[Event "Olympiad-18 Preliminaries C"]
[Site "Lugano"]
[Date "1968.10.23"]
[Round "6"]
[White "Bednarski, Jacek B"]
[Black "Kroon, Piet"]
[Result "1/2-1/2"]
[ECO "B35"]
[PlyCount "74"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Poland"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Nb3 Qc7 10. f4 d6 11. Be2 Bd7 12. Kh1 Qc8 13. Qd2 Ng4 14. Bg1 f5 15. Bxg4 fxg4 16. Rad1 Be6 17. Be3 Bc4 18. Rf2 Qe6 19. Nd4 Qf6 20. b3 Bf7 21. Nd5 Bxd5 22. exd5 Nxd4 23. Bxd4 Qxd4 24. Qxd4 Bxd4 25. Rxd4 Rf5 26. g3 Rc8 27. c4 Rcf8 28. Re2 R8f7 29. Kg2 Kf8 30. Rde4 Ke8 31. Kf2 Kd8 32. Ke3 g5 33. fxg5 Rxg5 34. Rf2 Rxf2 35. Kxf2 Rf5+ 36. Rf4 Rh5 37. Kg2 Re5 1/2-1/2

[Event "Olympiad-18 Preliminaries C"]
[Site "Lugano"]
[Date "1968.10.22"]
[Round "5"]
[White "Malagon, Cesar"]
[Black "Kroon, Piet"]
[Result "0-1"]
[ECO "B34"]
[PlyCount "86"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Dominican Rep"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "DOM"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 0-0 8. 0-0 d5 9. exd5 Nb4 10. d6 Qxd6 11. Ndb5 Qxd1 12. Bxd1 Bf5 13. Bc5 Nc6 14. Re1 a6 15. Nd4 Nxd4 16. Bxd4 Rfd8 17. Be5 b5 18. a3 Ra7 19. h3 h5 20. f3 h4 21. Ne2 Rad7 22. Rc1 Bh6 23. Ra1 Bd2 24. Rf1 Nd5 25. Kh2 Ne3 26. Rg1 Nxd1 27. Rgxd1 Bxc2 28. Rh1 Bd3 29. Nc1 f6 30. Nb3 Be3 31. Rhe1 Bf2 32. Bc3 Bg3+ 33. Kg1 Bxe1 34. Bxe1 Bc4 35. Nc1 Rd1 36. Kf2 R8d2+ 37. Bxd2 Rxd2+ 38. Kg1 Rxb2 39. a4 Rc2 40. axb5 axb5 41. Rb1 Rc3 42. Kf2 Kf7 43. f4 Ke6 0-1

[Event "Olympiad-18 Preliminaries C"]
[Site "Lugano"]
[Date "1968.10.21"]
[Round "4"]
[White "Kroon, Piet"]
[Black "Mc Alpine, Kenneth"]
[Result "1/2-1/2"]
[ECO "B93"]
[PlyCount "55"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Scotland"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "SCO"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Qc7 8. Bd3 Nbd7 9. 0-0 g6 10. Kh1 Bg7 11. fxe5 dxe5 12. Qe1 b5 13. Qh4 Bb7 14. a3 0-0 15. Bh6 Nh5 16. Bxg7 Kxg7 17. Ne2 Nc5 18. Rae1 Ne6 19. g4 Nhf4 20. Ng3 f6 21. g5 fxg5 22. Nxg5 Nxg5 23. Qxg5 Rae8 24. Ne2 Nxe2 25. Rxf8 Rxf8 26. Rxe2 Rf5 27. Qe3 Qf7 28. Kg2 1/2-1/2

[Event "Olympiad-18 Preliminaries C"]
[Site "Lugano"]
[Date "1968.10.20"]
[Round "3"]
[White "Medina Garcia, Antonio Angel"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "B25"]
[PlyCount "71"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Spain"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "ESP"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. 0-0 0-0 9. Be3 b6 10. Kh1 Bb7 11. Bg1 Qd7 12. Qd2 Rad8 13. Rae1 d5 14. e5 d4 15. Ne4 Nd5 16. Nd6 Ba8 17. Ng5 Nce7 18. g4 Nc8 19. Nc4 b5 20. Na5 Bh6 21. Ne4 Qe7 22. g5 Bg7 23. Nb3 Ncb6 24. Nbxc5 Ne3 25. Bxe3 dxe3 26. Qxe3 h5 27. gxh6 Bxh6 28. Nf6+ Kg7 29. Bxa8 Rxa8 30. d4 Rh8 31. Qe4 Rad8 32. c3 Nc4 33. Re2 Nd6 34. exd6 Qxf6 35. Qe5 Rh7 36. Ne4 1-0

[Event "Olympiad-18 Preliminaries C"]
[Site "Lugano"]
[Date "1968.10.18"]
[Round "1"]
[White "Matulovic, Milan"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "B35"]
[PlyCount "87"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Yugoslavia"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "YUG"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. f3 Qb4 9. Bb3 Nxe4 10. fxe4 Bxd4 11. Bxd4 Qxd4 12. Qf3 e6 13. Rd1 Qc5 14. Qf4 0-0 15. h4 Qe5 16. Qf2 d5 17. 0-0 d4 18. Ne2 Qxe4 19. Nxd4 Na5 20. Nb5 Qf5 21. Qe2 Qc5+ 22. Kh1 Nxb3 23. cxb3 Qe7 24. Qe1 a6 25. Nc3 Qb4 26. Qg3 b5 27. Qg5 Ra7 28. Rd8 Rxd8 29. Qxd8+ Qf8 30. Rd1 Bb7 31. Qb6 Qe7 32. Kg1 Ba8 33. Ne2 Rb7 34. Qd8+ Kg7 35. Qxa8 Qc5+ 36. Kh1 Qc2 37. Nc3 Rc7 38. Qd8 Rb7 39. Qd4+ f6 40. Rf1 e5 41. Qd6 Rf7 42. Nd5 Qe4 43. Nxf6 Qxh4+ 44. Kg1 1-0

[Event "Olympiad-17 Final D"]
[Site "Havana"]
[Date "1966.11.12"]
[Round "8"]
[White "Ko, Chi"]
[Black "Kroon, Piet"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "66"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Hong Kong"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "HKG"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nb3 b5 8. Bg5 Be7 9. a3 Bb7 10. 0-0 Nbd7 11. h3 0-0 12. Qe2 Rc8 13. Rac1 Nb6 14. Nd2 Qc7 15. Nd1 d5 16. exd5 Nfxd5 17. Ne4 f5 18. Bxe7 Qxe7 19. Ng3 Nf4 20. Qd2 Bxg2 21. Bxf5 Rxf5 22. Nxf5 Qg5 23. Nde3 Nxh3+ 24. Kh2 Nf4 25. Qd1 Bxf1 26. Qxf1 Qh5+ 27. Kg1 Ne2+ 28. Kg2 Qg5+ 29. Ng3 Nxg3 30. fxg3 Qxe3 31. c3 Rd8 32. Rd1 Qe4+ 33. Kg1 Rf8 0-1

[Event "Olympiad-17 Final D"]
[Site "Havana"]
[Date "1966.11.10"]
[Round "6"]
[White "Kroon, Piet"]
[Black "Araiza Vazquez, Jose Joaquin"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "108"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "MEX"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 exd4 10. Nxd4 Qe4+ 11. Qe2 Qxe2+ 12. Bxe2 Nge7 13. Nxc6 Nxc6 14. Bxg7 Rg8 15. Bc3 Rxg2 16. Bf3 Rg6 17. 0-0-0 Be6 18. Be4 f5 19. Bf3 Ke7 20. Rhe1 Rd8 21. Rxd8 Kxd8 22. b3 Kd7 23. h4 Rg8 24. Kd2 Bf7 25. Ke3 Re8+ 26. Kf4 Rxe1 27. Bxe1 Be6 28. Bc3 Ke7 29. Bg2 Kf7 30. h5 h6 31. Bh3 Ne7 32. Ke5 Bd5 33. Bd2 Bf3 34. Bxh6 Bxh5 35. Bg5 Nc6+ 36. Kxf5 Bg6+ 37. Kg4 Bb1 38. a3 Ba2 39. b4 Be6+ 40. Kg3 Bxh3 41. Kxh3 b5 42. Kg4 Ke6 43. Be3 Ne5+ 44. Kg5 a6 45. Bf4 Nc4 46. Bc1 Nd6 47. Kg6 Nc4 48. Kg7 Nd6 49. Kf8 Kd7 50. Kg7 Ke6 51. Kg6 Nc4 52. Bg5 Nd6 53. Be3 Nf5 54. Bc5 Nh4+ 1-0

[Event "Olympiad-17 Final D"]
[Site "Havana"]
[Date "1966.11.08"]
[Round "5"]
[White "Kroon, Piet"]
[Black "Kleopas, Georgios"]
[Result "1-0"]
[ECO "E70"]
[PlyCount "47"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Cyprus"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "CYP"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. d5 Nce7 7. Bd3 Nf6 8. Nge2 0-0 9. 0-0 Ng4 10. Bd2 f5 11. f3 Nf6 12. b4 b6 13. Qb3 f4 14. c5 bxc5 15. bxc5 g5 16. Nb5 g4 17. Ba5 Ne8 18. cxd6 Nxd6 19. Bxc7 Qd7 20. Bxd6 Kh8 21. Rac1 Bf6 22. Rc7 Qe8 23. Rxc8 Qg6 24. Bxe5 1-0

[Event "Olympiad-17 Final D"]
[Site "Havana"]
[Date "1966.11.07"]
[Round "4"]
[White "Kroon, Piet"]
[Black "Weiss, Leon"]
[Result "1/2-1/2"]
[ECO "B20"]
[PlyCount "96"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Monaco"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "MNC"]

1. e4 c5 2. b4 cxb4 3. a3 Nc6 4. axb4 Nxb4 5. c3 Nc6 6. d4 d5 7. e5 g6 8. Ne2 h5 9. Nf4 e6 10. Bd3 Nge7 11. Na3 Bd7 12. Nb5 Nf5 13. Bxf5 gxf5 14. Nxh5 Nxe5 15. dxe5 Rxh5 16. Qxh5 Bxb5 17. Be3 Qc7 18. Bd4 a6 19. Qd1 Qc4 20. f4 Bc5 21. Qd2 0-0-0 22. Kf2 Be7 23. Rhb1 Rh8 24. Kg1 Kc7 25. Bf2 Rc8 26. Qd4 Qc6 27. Rc1 b6 28. Qd1 Kb7 29. Qh5 Qe8 30. Bd4 Qg8 31. Rcb1 Rc4 32. Qf3 Qc8 33. Qh5 Qg8 34. Kh1 Rc8 35. Qd1 Rc4 36. Qb3 Qe8 37. Qd1 Qc6 38. Rb2 Bc5 39. Re2 Be7 40. Rea2 Bc5 41. h4 Qe8 42. g3 Qg8 43. Kh2 Bxd4 44. cxd4 Rc3 45. Rg2 Rd3 46. Qg1 Qg4 47. Qf2 Bc4 48. Qe2 Qg7 1/2-1/2

[Event "Olympiad-17 Final D"]
[Site "Havana"]
[Date "1966.11.06"]
[Round "3"]
[White "Bakali, Mustafa Ahmed"]
[Black "Kroon, Piet"]
[Result "0-1"]
[ECO "B38"]
[PlyCount "132"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Morocco"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "MAR"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nf3 d6 3. c4 Nf6 4. Nc3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Be2 0-0 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4 11. f3 Bd7 12. Nxc6 bxc6 13. Bd4 e5 14. Be3 Be6 15. b3 Qa5 16. Rc1 Rfd8 17. 0-0 f5 18. Rfd1 Rac8 19. Qf2 Rd7 20. Bd2 Qd8 21. Be3 Rcc7 22. Rc2 Bf8 23. Bc1 Rf7 24. Qe2 Rcd7 25. Bb2 fxe4 26. Nxe4 Bf5 27. Rcd2 Be6 28. Qe3 Rf5 29. g4 Rf4 30. c5 Bh6 31. Rg2 Qf8 32. g5 Rxf3 33. Qe2 Bg7 34. Nf6+ Rxf6 35. gxf6 Bxf6 36. Rf2 Bf5 37. cxd6 Rxd6 38. Rxd6 Qxd6 39. Qc4+ Kg7 40. Qf1 Bh4 41. Re2 Qc5+ 42. Kh1 Qd5+ 43. Kg1 Be7 44. Bxe5+ Kg8 45. Bg3 Bd3 46. Qe1 Bxe2 47. Qxe2 Bc5+ 48. Bf2 Qg5+ 49. Kh1 Bxf2 50. Qxf2 Qd5+ 51. Kg1 a5 52. Qe2 Kf7 53. Qf2+ Kg7 54. Qe2 Qc5+ 55. Kg2 g5 56. Qb2+ Kg6 57. Qe2 Qd5+ 58. Kg1 Qd4+ 59. Kg2 Qd5+ 60. Kg1 Kf5 61. Qc2+ Kf4 62. Qf2+ Ke5 63. Qg3+ Kd4 64. Qg4+ Kc3 65. Qh3+ Kb2 66. Qxh7 Qc5+ 0-1

[Event "Olympiad-17 Final D"]
[Site "Havana"]
[Date "1966.11.05"]
[Round "2"]
[White "Martinez, Gustavo A"]
[Black "Kroon, Piet"]
[Result "1/2-1/2"]
[ECO "E33"]
[PlyCount "99"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Bolivia"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "BOL"]
[BlackTeamCountry "RSA"]

1. d4 d5 2. c4 Nc6 3. Nc3 e6 4. Nf3 Bb4 5. e3 Nf6 6. Qc2 0-0 7. Bd3 Bd6 8. a3 dxc4 9. Bxc4 e5 10. d5 Ne7 11. e4 Ne8 12. Bg5 f6 13. Bh4 Ng6 14. Bg3 f5 15. exf5 Bxf5 16. Bd3 Bxd3 17. Qxd3 Nf4 18. Bxf4 Rxf4 19. 0-0-0 Nf6 20. Rhe1 Nd7 21. Ne4 h6 22. h4 Qf8 23. Re2 Re8 24. Rdd2 Rg4 25. g3 Nf6 26. Nh2 Nxe4 27. Rxe4 Rg6 28. Rde2 Re7 29. f4 Qe8 30. h5 Rf6 31. Ng4 Rf5 32. fxe5 Bxe5 33. Nxe5 Rfxe5 34. Rxe5 Rxe5 35. Rxe5 Qxe5 36. Qf3 Qe1+ 37. Kc2 Qe5 38. g4 Qe7 39. b4 Qe5 40. Kd3 Qb2 41. Ke4 Qb1+ 42. Kd4 Qb2+ 43. Ke4 Qc2+ 44. Ke5 Qh2+ 45. Kf5 Qd6 46. Ke4 Qe7+ 47. Kd4 Qe1 48. Kc5 Qe5 49. Kc4 Qb2 50. Qf5 1/2-1/2

[Event "Olympiad-17 Preliminaries D"]
[Site "Havana"]
[Date "1966.11.03"]
[Round "7"]
[White "Larrain Cadaiz, Eugenio"]
[Black "Kroon, Piet"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "45"]
[EventDate "1966.10.26"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Chile"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "CHI"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd1 Nge7 9. Nc3 Qg6 10. h4 h5 11. Bg5 d5 12. exd5 Nb4 13. Rc1 Bf5 14. d6 Nxc2+ 15. Rxc2 Bxc2 16. d7+ Kd8 17. Qd2 Be4 18. Rh3 Bc6 19. Rd3 f6 20. Be3 Nf5 21. Bb6+ Ke7 22. d8Q+ Raxd8 23. Rxd8 1-0

[Event "Olympiad-17 Preliminaries D"]
[Site "Havana"]
[Date "1966.10.31"]
[Round "6"]
[White "Kroon, Piet"]
[Black "Sanguineti, Raul"]
[Result "0-1"]
[ECO "A08"]
[PlyCount "58"]
[EventDate "1966.10.26"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Argentina"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "ARG"]

1. e4 c5 2. d3 Nc6 3. g3 d5 4. Nd2 Nf6 5. Bg2 e5 6. exd5 Nxd5 7. Ngf3 Be7 8. Nc4 f6 9. a4 0-0 10. 0-0 Be6 11. a5 Qd7 12. Re1 Rfd8 13. Be3 Rab8 14. Nfd2 b5 15. axb6 axb6 16. c3 b5 17. Na5 Nxa5 18. Rxa5 Nxe3 19. Rxe3 c4 20. b4 cxd3 21. Qa1 Rbc8 22. Ra6 Bf5 23. Be4 Bxe4 24. Rxe4 Bf8 25. f4 exf4 26. Rxf4 Qc7 27. Ra7 Qxc3 28. Qa2+ Kh8 29. Qf7 Qxd2 0-1

[Event "Olympiad-17 Preliminaries D"]
[Site "Havana"]
[Date "1966.10.30"]
[Round "5"]
[White "Cassidy, Raymond"]
[Black "Kroon, Piet"]
[Result "0-1"]
[ECO "A56"]
[PlyCount "140"]
[EventDate "1966.10.26"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Ireland"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "IRL"]
[BlackTeamCountry "RSA"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Be2 0-0 7. Be3 Nbd7 8. Qd2 Ne8 9. g4 a6 10. a4 Nc7 11. Nf3 Rb8 12. h4 Nf6 13. Nh2 b5 14. g5 b4 15. Nd1 Nxe4 16. Qc2 f5 17. Rg1 b3 18. Qd3 Ne8 19. f3 Qa5+ 20. Kf1 f4 21. fxe4 Bh3+ 22. Kf2 fxe3+ 23. Kg3 Bd7 24. Nxe3 Qd8 25. Kg2 Rf4 26. Bg4 Bxg4 27. Nexg4 Rb4 28. Rgf1 h5 29. Rxf4 exf4 30. Nf2 Qd7 31. Qf3 Rxc4 32. Nd3 Rc2+ 33. Kh1 Bf8 34. Nxf4 Qf7 35. g6 Qf6 36. Qxh5 Rxh2+ 37. Kxh2 Qxf4+ 38. Kg1 Qg3+ 39. Kf1 Qd3+ 40. Kg1 Nf6 41. Qf5 Qd4+ 42. Kf1 Qxb2 43. Re1 Qe5 44. Qf2 b2 45. Rb1 Qxe4 46. Rxb2 Qxg6 47. Rb6 a5 48. Rb5 Qd3+ 49. Ke1 Qe4+ 50. Qe2 Qxh4+ 51. Kf1 Qh3+ 52. Kg1 Qg3+ 53. Kh1 Qh4+ 54. Kg1 Qd4+ 55. Kf1 Qxa4 56. Qe6+ Kh8 57. Rb8 Qf4+ 58. Ke2 Nh7 59. Ra8 a4 60. Qh3 Kg8 61. Qe6+ Qf7 62. Qxd6 Nf6 63. Qxc5 Ne4 64. Qd4 Ng3+ 65. Kd2 Nf5 66. Qd3 a3 67. d6 Qa2+ 68. Ke1 Qe6+ 69. Kd2 Nxd6 70. Qxa3 Nc4+ 0-1

[Event "Olympiad-17 Preliminaries D"]
[Site "Havana"]
[Date "1966.10.28"]
[Round "3"]
[White "Kroon, Piet"]
[Black "Brinck Claussen, Bjorn"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "80"]
[EventDate "1966.10.26"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Denmark"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "DEN"]

1. e4 c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. Nc3 f5 7. exf5 gxf5 8. Nd5 e6 9. Nf4 Nf6 10. Ng5 0-0 11. 0-0 Qe8 12. Bxc6 bxc6 13. Ngxe6 Bxe6 14. Re1 Ng4 15. Rxe6 Qd7 16. c3 Be5 17. Qe2 Kf7 18. Rxe5 dxe5 19. Ng2 Rfe8 20. h3 Nf6 21. Bg5 Rad8 22. Bxf6 Kxf6 23. Qe3 Qf7 24. Qxc5 Rxd3 25. Qxc6+ Kg7 26. Ne3 Re6 27. Qb5 Rd8 28. Qa5 Rf8 29. Nc4 f4 30. g4 Qe7 31. Rd1 e4 32. Qb5 Rf7 33. Qd5 e3 34. Qd4+ Kh6 35. Nd6 exf2+ 36. Kh2 f1N+ 37. Kg1 Ng3 38. Nxf7+ Qxf7 39. Qd8 Qe7 40. Qd2 Qc5+ 0-1

[Event "Olympiad-17 Preliminaries D"]
[Site "Havana"]
[Date "1966.10.27"]
[Round "2"]
[White "Boutteville, Cesar"]
[Black "Kroon, Piet"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "144"]
[EventDate "1966.10.26"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "France"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "FRA"]
[BlackTeamCountry "RSA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Qc7 4. 0-0 e6 5. Re1 d6 6. c3 a6 7. Bf1 Nf6 8. d4 e5 9. h3 Nd7 10. Na3 Be7 11. Nc2 Bf6 12. dxc5 dxc5 13. Ne3 0-0 14. Nd5 Qd8 15. Nh2 Ne7 16. Ng4 Nxd5 17. Qxd5 Ra7 18. Be3 b6 19. Red1 Bg5 20. Nxe5 Bxe3 21. fxe3 Qh4 22. Nf3 Qh6 23. Qg5 Qe6 24. Qf5 Qe7 25. Qf4 Re8 26. Bc4 h6 27. a4 g5 28. Qd6 Qxe4 29. Bd5 Qh7 30. e4 Qg7 31. Rf1 Qf6 32. Qg3 Ne5 33. Nxe5 Qxe5 34. Qxe5 Rxe5 35. c4 Kg7 36. Ra3 f5 37. exf5 Bxf5 38. Rb3 b5 39. Rbf3 Bg6 40. a5 Re2 41. b3 Ra2 42. Rf8 Bd3 43. Rg8+ Kh7 44. Rff8 bxc4 45. bxc4 Rxa5 46. Rh8+ Kg6 47. Rfg8+ Rg7 48. Rc8 Kf5 49. Kf2 Ke5 50. Ke3 Bg6 51. Rxh6 Ra3+ 52. Kf2 Kd4 53. Rc6 Bd3 54. Rhd6 Ra5 55. Be6+ Kc3 56. Rxa6 Rxa6 57. Rxa6 Bxc4 58. Bxc4 Kxc4 59. Ke3 Kc3 60. Ra3+ Kc2 61. Ke4 c4 62. Kd4 Kb2 63. Ra5 c3 64. Rb5+ Kc2 65. Rf5 Rd7+ 66. Kc4 Rc7+ 67. Kd4 Kb2 68. Rb5+ Ka3 69. Ra5+ Kb4 70. Ra1 c2 71. Rc1 Kb3 72. Kd5 Rf7 0-1

[Event "Olympiad-17 Preliminaries D"]
[Site "Havana"]
[Date "1966.10.26"]
[Round "1"]
[White "Kroon, Piet"]
[Black "Lee, Peter N"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "125"]
[EventDate "1966.10.26"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "England"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "ENG"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Bc4 Qc7 6. Qe2 Nb6 7. Bd3 Nc6 8. Nf3 d5 9. exd6 Qxd6 10. Nxd4 Nxd4 11. cxd4 g6 12. Qe5 Qxe5+ 13. dxe5 Bg7 14. f4 0-0 15. Nc3 Bf5 16. Bxf5 gxf5 17. Bd2 Rfd8 18. Rd1 f6 19. e6 Rd6 20. 0-0 Rxe6 21. Nb5 Re4 22. Bc3 a6 23. Nd4 e6 24. Rde1 Kf7 25. Rxe4 fxe4 26. Re1 f5 27. Nxe6 Bxc3 28. Ng5+ Kg6 29. bxc3 Nd5 30. Rd1 Nxf4 31. h4 Nd3 32. Rb1 b5 33. a4 h6 34. Ne6 Kf7 35. Nd4 b4 36. cxb4 Kg6 37. b5 axb5 38. axb5 Rb8 39. b6 Nc5 40. Rb5 f4 41. Rxc5 Rxb6 42. Rf5 Rd6 43. h5+ Kg7 44. Ne2 Rd1+ 45. Kf2 e3+ 46. Kf3 Rf1+ 47. Ke4 Rf2 48. Kd3 Rxg2 49. Nxf4 Rg3 50. Ke2 Kh7 51. Rf7+ Kg8 52. Re7 Rg4 53. Kxe3 Rg1 54. Kf3 Rf1+ 55. Kg4 Rg1+ 56. Kf5 Rf1 57. Ra7 Rb1 58. Nd5 Rg1 59. Nf6+ Kf8 60. Ra8+ Kf7 61. Ra7+ Kf8 62. Ng4 Ra1 63. Rxa1 1-0

