[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1984.01.03"]
[Round "13"]
[White "Nijboer, Friso"]
[Black "Landsman, Klaas"]
[Result "1/2-1/2"]
[ECO "B93"]
[WhiteElo "2285"]
[PlyCount "95"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 g6 7. Bd3 Bg7 8. Nf3 Nc6 9. 0-0 Bg4 10. Qe1 Rc8 11. Kh1 Bxf3 12. Rxf3 Nd7 13. Be3 Na5 14. Qe2 0-0 15. Raf1 b5 16. Rh3 Nc4 17. Bc1 e6 18. a4 Ndb6 19. axb5 axb5 20. f5 b4 21. Na2 Nxb2 22. f6 Bxf6 23. Qe3 h5 24. Nxb4 Nxd3 25. cxd3 Rc5 26. Qe2 Bg7 27. Be3 Rb5 28. Nc6 Qd7 29. Nd4 Rb4 30. Nf3 Rb2 31. Qe1 Qb5 32. Ng5 Nd7 33. g4 Nf6 34. gxh5 Nxh5 35. Qd1 Qb3 36. Qf3 Qxd3 37. Rxh5 gxh5 38. Rg1 Qe2 39. Qg3 Be5 40. Bf4 Bxf4 41. Qxf4 Qxh2+ 42. Qxh2 Rxh2+ 43. Kxh2 Kh8 44. Rf1 Kg7 45. Kh3 Ra8 46. Kh4 Kg6 47. Rxf7 d5 48. Re7 1/2-1/2

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1984.01.02"]
[Round "12"]
[White "Landsman, Klaas"]
[Black "Grant, Edward"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "39"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Nf6 7. Bd3 Nbd7 8. Nf3 Nf8 9. h3 Ng6 10. Bh2 Bd6 11. Bxd6 Qxd6 12. Qc2 0-0 13. 0-0-0 Re8 14. Kb1 Qe7 15. Ng5 h6 16. Nxf7 Ne4 17. f3 Qxf7 18. fxe4 dxe4 19. Nxe4 Nf8 20. Nd6 1-0

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.31"]
[Round "11"]
[White "Wagner, Jean Marc"]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "80"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bb5+ Nc6 6. 0-0 Bd7 7. Bxc6 Bxc6 8. d4 cxd4 9. Nxd4 e6 10. Kh1 Nf6 11. f5 Qd7 12. fxe6 fxe6 13. Bh6 0-0 14. Bxg7 Kxg7 15. Qe1 e5 16. Nxc6 bxc6 17. Rd1 Qe6 18. Qe2 Rf7 19. Qa6 Raf8 20. h3 Rc7 21. Qa3 Rd8 22. Qa5 Rdd7 23. Qa6 Nh5 24. Kh2 Nf4 25. Ne2 Nxe2 26. Qxe2 Qxa2 27. b3 Qb2 28. Qg4 Qxc2 29. Qe6 Rf7 30. Rxf7+ Rxf7 31. Rxd6 Qxe4 32. Rd7 Qf4+ 33. Kg1 Rxd7 34. Qxd7+ Kh6 35. Qxc6 e4 36. Qc2 Qe3+ 37. Kf1 Qd3+ 38. Qxd3 exd3 39. Kf2 Kg5 40. Ke3 Kh4 0-1

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.30"]
[Round "10"]
[White "Landsman, Klaas"]
[Black "Magem Badals, Jordi"]
[Result "0-1"]
[ECO "E91"]
[PlyCount "100"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 0-0 6. Be2 Bg4 7. Be3 e5 8. d5 Bxf3 9. Bxf3 Nfd7 10. h4 Bf6 11. Qd2 Bxh4 12. 0-0-0 Be7 13. Ne2 c6 14. g4 Na6 15. Kb1 cxd5 16. cxd5 Re8 17. Ng3 Nac5 18. Rdg1 Bf6 19. Nf5 Nf8 20. Bh6 gxf5 21. gxf5+ Ng6 22. Bh5 a5 23. f3 Re7 24. Qg2 Qe8 25. Rh3 a4 26. Bg5 Bxg5 27. Qxg5 Qb5 28. a3 Qd3+ 29. Ka1 Nb3+ 30. Ka2 Qc4 31. fxg6 Nc1+ 32. Kb1 Qa2+ 33. Kc2 Rc7+ 34. Kd1 Qb3+ 35. Ke1 Nd3+ 36. Kf1 Qd1+ 37. Kg2 Rc2+ 38. Kh1 Nf2+ 39. Kh2 Nxe4+ 40. Qg2 Rxg2+ 41. Rxg2 hxg6 42. fxe4 Qb1 43. Bf3 Rc8 44. Kg3 Rc2 45. Rhh2 Rxg2+ 46. Rxg2 Kg7 47. Re2 f5 48. Kf2 Kf6 49. Kg2 Kg5 50. Kg3 b6 0-1

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.29"]
[Round "9"]
[White "Kofidis, Andreas"]
[Black "Landsman, Klaas"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "83"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d5 5. e3 0-0 6. Be2 dxc4 7. Bxc4 c5 8. 0-0 cxd4 9. exd4 Bg4 10. Be2 Nc6 11. Be3 Ne8 12. d5 Bxf3 13. Bxf3 Ne5 14. Be2 Nd6 15. Qb3 Qd7 16. Rfd1 Rfc8 17. Nb5 Nec4 18. Nxd6 Nxd6 19. Rac1 a6 20. Bb6 Rxc1 21. Rxc1 Rc8 22. Rxc8+ Qxc8 23. Be3 Bf6 24. Bd3 Qc7 25. g3 Kg7 26. Qb4 Be5 27. b3 Qc3 28. Qxc3 Bxc3 29. h4 h5 30. Kg2 Bf6 31. Kf3 Kf8 32. Bb6 Ke8 33. Bf1 Nf5 34. Ke4 Nd6+ 35. Kd3 Nb5 36. a4 Nc3 37. Bg2 Kd7 38. Ba5 Nd1 39. Be1 Kd6 40. Kc2 Nb2 41. Bb4+ Kc7 42. Ba3 1-0

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.28"]
[Round "8"]
[White "Vanderwaeren, Serge"]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "A20"]
[PlyCount "44"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nf3 e4 5. Nd4 d5 6. cxd5 Qxd5 7. Nb3 Qh5 8. h3 Qg6 9. Nc3 Na6 10. a3 Nc5 11. Na5 Bd6 12. b4 Ne6 13. d3 Be5 14. Kd2 exd3 15. Nc4 Bxc3+ 16. Kxc3 Nd5+ 17. Bxd5 cxd5 18. Ne5 Qe4 19. Bf4 Qd4+ 20. Kd2 Nxf4 21. Qa4+ Kf8 22. gxf4 Qxf4+ 0-1

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.27"]
[Round "7"]
[White "Landsman, Klaas"]
[Black "Arlandi, Ennio"]
[Result "0-1"]
[ECO "D35"]
[BlackElo "2300"]
[PlyCount "94"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Nf6 7. Bd3 Nbd7 8. Nf3 Nf8 9. h3 Ng6 10. Bh2 0-0 11. Qc2 Bd6 12. Bxd6 Qxd6 13. 0-0-0 Be6 14. Kb1 Rfc8 15. g4 c5 16. dxc5 Rxc5 17. Nd4 Nf8 18. f4 Qe7 19. Qg2 Re8 20. f5 Bd7 21. g5 Ne4 22. Bxe4 dxe4 23. f6 Qe5 24. fxg7 Qxg7 25. h4 f6 26. Nb3 Rce5 27. Nd5 fxg5 28. Rhf1 R8e6 29. Qf2 Bb5 30. Nf6+ Rxf6 31. Qxf6 Bxf1 32. Qxf1 Qf7 33. Qg1 Ne6 34. Qg3 Qg7 35. Rd7 Qxd7 36. Qxe5 Qd3+ 37. Kc1 Qxe3+ 38. Kc2 Qd3+ 39. Kc1 Qc4+ 40. Kb1 gxh4 41. Qb8+ Nf8 42. Qxb7 Qd3+ 43. Kc1 e3 44. Qf3 a6 45. Qg2+ Ng6 46. Na1 Qd2+ 47. Kb1 Qd1# 0-1

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.26"]
[Round "6"]
[White "Landsman, Klaas"]
[Black "Miljanic, Boro"]
[Result "1/2-1/2"]
[ECO "E92"]
[PlyCount "81"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 0-0 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6 9. Bh4 Nc6 10. d5 Ne7 11. Nd2 Nh6 12. b4 g5 13. Bg3 f5 14. exf5 Nhxf5 15. Nde4 Ng6 16. 0-0 a5 17. bxa5 Rxa5 18. c5 dxc5 19. Bg4 Nf4 20. Rb1 b6 21. Bxf5 Bxf5 22. f3 c4 23. Qd2 h6 24. Rb4 Nxd5 25. Rxc4 Rf7 26. Nxd5 Rxd5 27. Qc2 c5 28. h3 Rfd7 29. Qb2 Rd4 30. Qb5 Be6 31. Rc2 Ra7 32. Qc6 Bf7 33. Rb2 Rb4 34. Rd2 Qe7 35. Rfd1 Rd4 36. Qxb6 Rxa2 37. Qb8+ Kh7 38. Qb1 Kh8 39. Rxa2 Bxa2 40. Qb8+ Kh7 41. Ra1 1/2-1/2

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.24"]
[Round "5"]
[White "Staniszewski, Piotr"]
[Black "Landsman, Klaas"]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "65"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 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 Qe8 15. 0-0 exd5 16. exd5 Qa4 17. Bd3 Bf5 18. Rxb7 Rfe8 19. Bb2 Bxd3 20. Qxd3 Qxa2 21. Bxg7 Re2 22. Qf3 Kxg7 23. f5 gxf5 24. Qg3+ Kh8 25. Rxf7 Rxg2+ 26. Qxg2 Rg8 27. Qxg8+ Kxg8 28. R7xf5 h6 29. R5f4 Qd2 30. h3 a5 31. Rg4+ Kh7 32. Rf7+ Kh8 33. Rf8+ 1/2-1/2

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.23"]
[Round "4"]
[White "Ebeling, Mika"]
[Black "Landsman, Klaas"]
[Result "1/2-1/2"]
[ECO "B53"]
[PlyCount "90"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. dxc5 Qa5+ 5. Bd2 Qxc5 6. Nc3 Bg4 7. Be2 e6 8. Be3 Qa5 9. Qd2 Bxf3 10. Bxf3 Nc6 11. h3 Be7 12. g4 0-0 13. g5 Nd7 14. Be2 a6 15. f4 b5 16. 0-0 Qc7 17. Rac1 Rfe8 18. Bf3 Na5 19. b3 Rad8 20. Ne2 d5 21. exd5 exd5 22. Bd4 Nc6 23. c3 Nc5 24. Ng3 Ne6 25. Nh5 Ba3 26. Rc2 Rc8 27. Bxg7 Nxf4 28. Nxf4 Kxg7 29. Nxd5 Qg3+ 30. Qg2 Bc5+ 31. Kh1 Qh4 32. Bg4 Rcd8 33. b4 Bd6 34. Nf6 Re1 35. Rcf2 Rxf1+ 36. Rxf1 Ne5 37. Bf5 Nc4 38. Qf2 Bg3 39. Qf3 Kh8 40. Rg1 Be5 41. Nh5 Nd2 42. Qe2 Nc4 43. Qf3 Nd2 44. Qe2 Nc4 45. Qf3 Nd2 1/2-1/2

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.22"]
[Round "3"]
[White "Landsman, Klaas"]
[Black "Bruk, Ofer"]
[Result "0-1"]
[ECO "A39"]
[PlyCount "160"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Bg2 0-0 8. 0-0 Re8 9. Nc2 d6 10. b3 Qa5 11. Bd2 Qh5 12. e4 Qxd1 13. Raxd1 Bg4 14. f3 Be6 15. Nd5 Rac8 16. Be3 b6 17. Rfe1 Kf8 18. Na3 Red8 19. Nb5 Ne8 20. Re2 Rb8 21. Rc1 Rb7 22. Rd2 Rc8 23. Nf4 Bd7 24. Rcd1 Ne5 25. Na3 Nc7 26. Nd5 Na6 27. Bg5 f6 28. Be3 Nc5 29. f4 Ng4 30. Bd4 Ne6 31. Bb2 Rbb8 32. h3 Nh6 33. e5 fxe5 34. fxe5 Nf7 35. exd6 exd6 36. Nf6 Bxf6 37. Bxf6 a6 38. Nc2 Bc6 39. Bxc6 Rxc6 40. Nb4 Rcc8 41. Nxa6 Rb7 42. Re2 Ng7 43. Rf1 Nh5 44. Bh4 Kg8 45. g4 Ng7 46. Nb4 g5 47. Bg3 Re8 48. Rxe8+ Nxe8 49. Rf5 Nc7 50. Nc6 Ne6 51. Rf6 Nc5 52. Be1 Rc7 53. Nb4 Re7 54. Kf1 Re3 55. Nd5 Rxh3 56. Kg2 Rd3 57. Nxb6 Rd4 58. Bf2 Rd2 59. Kg1 Ne4 60. Rf5 Nh6 61. Be3 Rxa2 62. Rd5 Nxg4 63. Bxg5 Ne5 64. Bf4 Nc3 65. Rxe5 dxe5 66. Bxe5 Ne2+ 67. Kf1 Nc1 68. b4 Nd3 69. Bd6 Kf7 70. b5 Ke6 71. Bb8 Rc2 72. Kg1 h6 73. Bc7 Kf5 74. Nd5 Ke4 75. b6 Kf3 76. Ne3 Rc1+ 77. Nf1 Rb1 78. Kh2 Rxf1 79. b7 Nf2 80. b8N Rh1# 0-1

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.21"]
[Round "2"]
[White "Landsman, Klaas"]
[Black "Mannion, Stephen R"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "57"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 c6 5. e3 Be7 6. cxd5 exd5 7. Qc2 0-0 8. Bd3 Nbd7 9. Nf3 Re8 10. 0-0 h6 11. Bh4 Nf8 12. Rab1 a5 13. a3 N8d7 14. Bg3 Rf8 15. h3 b5 16. Ra1 Qb6 17. Nh4 Qd8 18. Nf5 Nb8 19. Nxe7+ Qxe7 20. e4 b4 21. axb4 Qxb4 22. Ra4 Qb7 23. Be5 Nfd7 24. Bd6 Rd8 25. e5 Re8 26. b4 axb4 27. Rxb4 Qa7 28. Ra4 Ba6 29. Rfa1 1-0

[Event "EU-ch U21"]
[Site "Groningen"]
[Date "1983.12.20"]
[Round "1"]
[White "Adler, Joel Arturo Manuel"]
[Black "Landsman, Klaas"]
[Result "1/2-1/2"]
[ECO "D80"]
[PlyCount "45"]
[EventDate "1983.12.20"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 c5 6. e3 Qa5 7. Qb3 cxd4 8. exd4 Nc6 9. Nf3 e5 10. cxd5 exd4 11. dxc6 dxc3 12. bxc3 Bg7 13. cxb7 Qxc3+ 14. Qxc3 Bxc3+ 15. Kd1 Bxb7 16. Bb5+ Kf8 17. Rc1 Kg7 18. Ke2 Ba5 19. Bc6 Bxc6 20. Rxc6 Rhc8 21. Rxc8 Rxc8 22. Kd3 Nd6 23. Bg3 1/2-1/2

[Event "NED-ch38 sf-A"]
[Site "Eindhoven"]
[Date "1982.11.28"]
[Round "7"]
[White "Landsman, Klaas"]
[Black "Wind, Michiel A"]
[Result "1-0"]
[ECO "A42"]
[PlyCount "83"]
[EventDate "1982.11.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 g6 2. Nf3 Bg7 3. d4 d6 4. Nc3 f5 5. e4 Nh6 6. h4 Nd7 7. h5 Nf6 8. hxg6 hxg6 9. Bd3 c6 10. Qc2 e6 11. e5 Nfg4 12. Bg5 Qc7 13. exd6 Qxd6 14. c5 Qc7 15. g3 Nf7 16. Rxh8+ Bxh8 17. Bf4 Qe7 18. Kf1 e5 19. Re1 Be6 20. Nxe5 Nfxe5 21. dxe5 Qh7 22. Ke2 0-0-0 23. Nd1 Qh5 24. Kd2 g5 25. Bxg5 Qxg5+ 26. f4 Qh5 27. Kc1 Qf7 28. b3 Bg7 29. Nb2 Qd7 30. Rh1 Ne3 31. Qc3 Qd5 32. Re1 Ng4 33. Bc4 Qd7 34. Bxe6 Qxe6 35. Nc4 Bf8 36. Nd6+ Bxd6 37. cxd6 Qd5 38. Rd1 Qe6 39. Qa5 Kd7 40. Qc7+ Ke8 41. Rh1 Nh6 42. Rxh6 1-0

[Event "NED-ch38 sf-A"]
[Site "Eindhoven"]
[Date "1982.11.27"]
[Round "6"]
[White "Hoeksema, Hendrik Pieter"]
[Black "Landsman, Klaas"]
[Result "1/2-1/2"]
[ECO "C41"]
[PlyCount "50"]
[EventDate "1982.11.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 Be7 6. dxe5 dxe5 7. Bc4 0-0 8. 0-0 c6 9. a4 a5 10. Qe2 h6 11. Be3 Qc7 12. Nh4 Nc5 13. Ng6 Re8 14. Nxe7+ Qxe7 15. f3 Be6 16. Rfd1 Rad8 17. Rxd8 Rxd8 18. b3 Bxc4 19. Qxc4 Ne6 20. Ne2 Qc7 21. Re1 Rd7 22. Qc3 c5 23. Nc1 Nd4 24. Nd3 b6 25. Nb2 Ne8 1/2-1/2

[Event "NED-ch38 sf-A"]
[Site "Eindhoven"]
[Date "1982.11.21"]
[Round "5"]
[White "Van de Vreede, Jim"]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "120"]
[EventDate "1982.11.13"]
[EventType "swiss"]
[EventRounds "7"]
[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 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 Be6 10. Qd2 Nbd7 11. a4 Nb6 12. a5 Nc4 13. Bxc4 Bxc4 14. Rfd1 h6 15. Bb6 Qd7 16. Nc5 Qc8 17. Nd3 Nd7 18. Nb4 Nxb6 19. axb6 Qc5 20. Ncd5 Bg5 21. Qc3 Rac8 22. b3 Be2 23. Qxc5 Rxc5 24. Re1 Bh5 25. f3 f5 26. c4 fxe4 27. fxe4 Rcc8 28. Ra2 Kf7 29. Nc7 Ke7 30. Nbd5+ Kd7 31. b4 Rf7 32. b5 axb5 33. cxb5 Rcf8 34. g3 Rf3 35. Rc2 Bg4 36. Kg2 Ra3 37. Nb4 h5 38. Ncd5 Bd8 39. Ra2 Rb3 40. Rc1 Bf3+ 41. Kg1 Rxb4 42. Nxb4 Bxb6+ 43. Kf1 Bxe4+ 44. Ke1 Bc5 45. Rc4 Bg6 46. Rd2 Ke6 47. Nd5 b6 48. Ra4 Rf3 49. Raa2 Bd3 50. Nc7+ Kf5 51. Rxd3 Rxd3 52. Na8 g5 53. Ra6 Rb3 54. Nxb6 Rxb5 55. Nd7 Bb4+ 56. Ke2 Rd5 57. h3 e4 58. Rb6 Ba5 59. g4+ hxg4 60. hxg4+ Kf4 0-1

[Event "NED-ch38 sf-A"]
[Site "Eindhoven"]
[Date "1982.11.20"]
[Round "4"]
[White "Landsman, Klaas"]
[Black "Gelpke, Peter"]
[Result "1/2-1/2"]
[ECO "E93"]
[BlackElo "2285"]
[PlyCount "94"]
[EventDate "1982.11.13"]
[EventType "swiss"]
[EventRounds "7"]
[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. e4 d6 4. d4 Bg7 5. Nf3 0-0 6. Be2 e5 7. d5 Nbd7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nh5 11. h4 Nxg3 12. fxg3 gxh4 13. Nxh4 Qg5 14. Bg4 Nf6 15. Bxc8 Qxg3+ 16. Kf1 Raxc8 17. Nf5 Qf4+ 18. Qf3 Qxf3+ 19. gxf3 Kh7 20. Kf2 Rfd8 21. Rag1 Bf8 22. Nd1 c6 23. Nde3 Ng8 24. Rh3 Ne7 25. Ng4 Ng8 26. Rhg3 cxd5 27. exd5 Rc7 28. Ke2 f6 29. Nxe5 Re8 30. Rxg8 Rxe5+ 31. Kf2 Rxf5 32. Rxf8 Rxc4 33. Rf7+ Kh8 34. Rxb7 Rxd5 35. Rgg7 Rc2+ 36. Ke3 Rcd2 37. Rh7+ Kg8 38. Rhd7 R2d3+ 39. Ke4 R3d4+ 40. Ke3 Rd3+ 41. Kf4 R3d4+ 42. Kg3 Rg5+ 43. Kf2 Kh8 44. Ke3 Ra4 45. Rd8+ Rg8 46. Rxd6 Rg7 47. Rb8+ Kh7 1/2-1/2

[Event "NED-ch38 sf-A"]
[Site "Eindhoven"]
[Date "1982.11.19"]
[Round "3"]
[White "Landsman, Klaas"]
[Black "Cuijpers, Frans Andre"]
[Result "0-1"]
[ECO "A28"]
[BlackElo "2230"]
[PlyCount "64"]
[EventDate "1982.11.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. g3 Ne4 7. Qd3 Nc5 8. Qe3+ Ne6 9. Nxe6 fxe6 10. Bd2 0-0 11. Bg2 d6 12. Ne4 Bxd2+ 13. Qxd2 e5 14. e3 Be6 15. b3 Qe7 16. 0-0 Rad8 17. Nc3 Rd7 18. Nd5 Qe8 19. Rac1 Nd8 20. f4 Qh5 21. Rf2 Nf7 22. Nc3 c6 23. Ne4 Rdd8 24. Bh1 Qg6 25. Nc3 Nh6 26. Be4 Qh5 27. Qd3 Ng4 28. Rg2 Nf6 29. Qd2 d5 30. Bc2 Bh3 31. Bd1 Qh6 32. Rf2 d4 0-1

[Event "NED-ch38 sf-A"]
[Site "Eindhoven"]
[Date "1982.11.14"]
[Round "2"]
[White "Van der Heijden, Ton"]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "B96"]
[PlyCount "60"]
[EventDate "1982.11.13"]
[EventType "swiss"]
[EventRounds "7"]
[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 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. 0-0-0 b5 10. e5 Bb7 11. Qh3 dxe5 12. Nxe6 fxe6 13. Qxe6+ Be7 14. Bxb5 axb5 15. Nxb5 Qc6 16. Nd6+ Kd8 17. fxe5 Kc7 18. Kb1 Bf8 19. Qf7 Nd5 20. Rd4 Bxd6 21. exd6+ Kb8 22. Re1 Rc8 23. Qf2 Qb6 24. a3 Rxa3 25. Bd2 Ra4 26. Ree4 Qa7 27. c4 Ra1+ 28. Kc2 Nb4+ 29. Bxb4 Bxe4+ 30. Kd2 Rxc4 0-1

[Event "NED-ch38 sf-A"]
[Site "Eindhoven"]
[Date "1982.11.13"]
[Round "1"]
[White "Landsman, Klaas"]
[Black "Janssen, Han"]
[Result "0-1"]
[ECO "A28"]
[BlackElo "2285"]
[PlyCount "110"]
[EventDate "1982.11.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. g3 0-0 7. Bg2 Bxc3+ 8. bxc3 Re8 9. 0-0 Nb8 10. Rb1 Ne4 11. Qc2 Qe7 12. f3 Nd6 13. Qd3 b6 14. e4 Nc6 15. Nxc6 dxc6 16. c5 Nb7 17. cxb6 axb6 18. Rb2 Be6 19. Qc2 Ra3 20. Be3 Rea8 21. Rd1 Nd6 22. Bf1 Rxa2 23. Rdb1 Bc4 24. Bd3 h5 25. Bf4 Qe6 26. Kg2 h4 27. g4 Bxd3 28. Qxd3 Nc4 29. Rxa2 Rxa2+ 30. Kh3 Ra8 31. Bxc7 b5 32. Bf4 Qf6 33. Bc7 Rc8 34. e5 Qe6 35. Bd6 Rd8 36. Qe4 Nd2 37. Qd3 Nxb1 38. Qxb1 Qd5 39. Qf5 Ra8 40. Kxh4 Qe6 41. Qxe6 fxe6 42. Kg5 Kf7 43. f4 Ra4 44. Bb4 Ra2 45. h4 Rc2 46. f5 c5 47. Bxc5 Rxc3 48. Bd6 Rc4 49. Ba3 b4 50. Bb2 Rc2 51. Bd4 b3 52. fxe6+ Kxe6 53. h5 b2 54. Bxb2 Rxb2 55. Kg6 Rg2 0-1

[Event "Sas van Gent ECI op U20"]
[Site "Sas van Gent"]
[Date "1982.08.13"]
[Round "9"]
[White "Landsman, Klaas"]
[Black "Riemens, Michael"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "62"]
[EventDate "1982.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 g6 2. Nf3 Bg7 3. d4 Nf6 4. Nc3 0-0 5. e4 d6 6. Be2 c6 7. 0-0 e5 8. d5 c5 9. Bg5 h6 10. Bd2 Ne8 11. Ne1 f5 12. Nd3 Nf6 13. exf5 gxf5 14. f4 Nbd7 15. fxe5 Nxe5 16. Nxe5 dxe5 17. Bf3 e4 18. Be2 Nd7 19. Be3 b6 20. Qd2 Kh7 21. Rab1 Ne5 22. b4 cxb4 23. Rxb4 Ng6 24. g3 Qe7 25. Nb5 f4 26. gxf4 Bh3 27. Rf2 Nh4 28. Kh1 Rg8 29. Bf1 Bxf1 30. d6 Qe6 31. Rxf1 Qh3 1/2-1/2

[Event "Sas van Gent ECI op U20"]
[Site "Sas van Gent"]
[Date "1982.08.12"]
[Round "8"]
[White "Landsman, Klaas"]
[Black "Dickenson, Neil F"]
[Result "1/2-1/2"]
[ECO "A35"]
[BlackElo "2255"]
[PlyCount "22"]
[EventDate "1982.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3 Nxc3 9. Bc4 e6 10. bxc3 Bd7 11. Be2 Na5 1/2-1/2

[Event "Sas van Gent ECI op U20"]
[Site "Sas van Gent"]
[Date "1982.08.11"]
[Round "7"]
[White "Holmes, Donald A"]
[Black "Landsman, Klaas"]
[Result "1-0"]
[ECO "B87"]
[PlyCount "61"]
[EventDate "1982.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bc4 e6 7. Bb3 b5 8. 0-0 Be7 9. f4 0-0 10. e5 dxe5 11. fxe5 Nfd7 12. Be3 Bc5 13. Ne4 Bxd4 14. Qxd4 Nc6 15. Qc3 Ncxe5 16. Bd4 b4 17. Qg3 Ng6 18. Nd6 Nb6 19. Rad1 Nd5 20. Bc5 Qc7 21. Qf2 Ngf4 22. Ne4 Rd8 23. Bd6 Rxd6 24. Nxd6 Bb7 25. Bxd5 Nxd5 26. Qxf7+ Qxf7 27. Rxf7 Bc6 28. Rf2 Rd8 29. Nf7 Rf8 30. Ng5 Kh8 31. Rxf8# 1-0

[Event "Sas van Gent ECI op U20"]
[Site "Sas van Gent"]
[Date "1982.08.10"]
[Round "6"]
[White "Hovestadt, Leo"]
[Black "Landsman, Klaas"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "67"]
[EventDate "1982.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Nbd7 9. Qd2 Rc8 10. g4 Qc7 11. h4 Be7 12. h5 h6 13. Rh2 Nb6 14. 0-0-0 d5 15. Bxb6 Qxb6 16. exd5 Rd8 17. Qe1 Nxd5 18. Nxd5 Rxd5 19. Rxd5 Bxd5 20. Qxe5 Qg1 21. Nd2 0-0 22. Re2 Be6 23. Re1 Bh4 24. Rd1 Bf6 25. Qe4 Rd8 26. Bd3 Bxb2+ 27. Kxb2 Qxd1 28. Qh7+ Kf8 29. Ne4 Qxf3 30. Qh8+ Ke7 31. Qxg7 Bxg4 32. Qxh6 Rd5 33. Qb6 Rxh5 34. Qd6+ 1-0

[Event "Sas van Gent ECI op U20"]
[Site "Sas van Gent"]
[Date "1982.08.09"]
[Round "5"]
[White "Landsman, Klaas"]
[Black "Cvetanovski, Bruno"]
[Result "1-0"]
[ECO "B38"]
[PlyCount "83"]
[EventDate "1982.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 0-0 6. Be2 c5 7. 0-0 cxd4 8. Nxd4 Nc6 9. Be3 Bd7 10. Rc1 Rc8 11. f3 a6 12. Qd2 Re8 13. Rfd1 Qa5 14. Nb3 Qh5 15. c5 Be6 16. Qe1 Bxb3 17. axb3 dxc5 18. f4 Qh6 19. Qf2 Nd4 20. e5 Nxe2+ 21. Qxe2 Nh5 22. Qf3 f5 23. Rd7 g5 24. fxg5 Qc6 25. Qxf5 Rf8 26. Qh3 Nf4 27. Bxf4 Rxf4 28. Nd5 Rf7 29. e6 Bd4+ 30. Kh1 Rg7 31. Nxe7+ Rxe7 32. Rxe7 Qe4 33. Qh5 Rf8 34. Re8 Qf4 35. Rxf8+ Qxf8 36. Re1 Qe7 37. g6 hxg6 38. Qxg6+ Bg7 39. h3 b5 40. Rf1 Qd6 41. Qf7+ Kh8 42. e7 1-0

[Event "Sas van Gent ECI op U20"]
[Site "Sas van Gent"]
[Date "1982.08.08"]
[Round "4"]
[White "Adler, Joel Arturo Manuel"]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "78"]
[EventDate "1982.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[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. Qb3 Qc7 13. Bh6 Rd8 14. g3 e6 15. f4 Bh8 16. 0-0 exd5 17. f5 c4 18. Qc2 Qc5+ 19. Kg2 dxe4 20. fxg6 hxg6 21. Rxf7 Kxf7 22. Qxe4 b5 23. Rxb5 Qxb5 24. Bxc4+ Qxc4 25. Qxc4+ Be6 26. Qf4+ Kg8 27. Qg5 Bf7 28. c4 Rac8 29. h4 Rd6 30. Qe3 Rxc4 31. Qxa7 Rc2+ 32. Kf3 Rd3+ 33. Kf4 Rd4+ 34. Kf3 Rc3+ 35. Ke2 Bc4+ 36. Ke1 Re4+ 37. Kd2 Rd3+ 38. Kc1 Re1+ 39. Kc2 Re2+ 0-1

[Event "Sas van Gent ECI op U20"]
[Site "Sas van Gent"]
[Date "1982.08.07"]
[Round "3"]
[White "Landsman, Klaas"]
[Black "Smyth, Michael"]
[Result "1-0"]
[ECO "A10"]
[PlyCount "59"]
[EventDate "1982.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 b6 3. e4 Bb7 4. g3 f5 5. Bg2 Nf6 6. d3 Bb4 7. Nge2 fxe4 8. 0-0 exd3 9. Bxb7 dxe2 10. Qxe2 Nc6 11. Bxc6 dxc6 12. Qxe6+ Qe7 13. Qxc6+ Kf7 14. Nd5 Nxd5 15. Qxd5+ Qe6 16. Qxe6+ Kxe6 17. Bf4 Rad8 18. Rad1 c6 19. Bg5 Rxd1 20. Rxd1 h6 21. Be3 Rf8 22. Kg2 Be7 23. f4 g6 24. Kf3 h5 25. Re1 Kf7 26. Rd1 Ke6 27. Rd3 Bd6 28. Ke4 Rf7 29. h3 g5 30. f5+ 1-0

[Event "Sas van Gent ECI op U20"]
[Site "Sas van Gent"]
[Date "1982.08.06"]
[Round "2"]
[White "Landsman, Klaas"]
[Black "Bogaerts, Jan"]
[Result "1/2-1/2"]
[ECO "A85"]
[PlyCount "36"]
[EventDate "1982.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 d6 4. Bg5 Nbd7 5. Qc2 g6 6. Rd1 Bg7 7. Nh3 c6 8. Nf4 Nf8 9. g3 Ne6 10. Nxe6 Bxe6 11. d5 cxd5 12. cxd5 Bd7 13. Bg2 Rc8 14. Qd2 Qb6 15. 0-0 Ng4 16. e4 h6 17. h3 Ne5 18. Be3 Nc4 1/2-1/2

[Event "Sas van Gent ECI op U20"]
[Site "Sas van Gent"]
[Date "1982.08.05"]
[Round "1"]
[White "Sorensen, Torben"]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "A38"]
[PlyCount "56"]
[EventDate "1982.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 g6 7. d3 Bg7 8. Bd2 0-0 9. 0-0 Nc7 10. a3 e5 11. Rb1 Qe7 12. Qc1 Bd7 13. Ne1 Rac8 14. Nc2 b6 15. b4 Nd4 16. Ne3 cxb4 17. axb4 Be6 18. Qb2 e4 19. dxe4 Nxe2+ 20. Kh1 Rfd8 21. Be1 Nb5 22. Qxe2 Nxc3 23. Bxc3 Rxc3 24. Rfd1 Rdc8 25. Qa6 Be5 26. h4 Bxg3 27. fxg3 Rxe3 28. Rd3 Rxg3 0-1

[Event "NED U20-ch"]
[Site "Hilversum"]
[Date "1982.04.17"]
[Round "9"]
[White "Volman, Yvo"]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "130"]
[EventDate "1982.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 b6 6. c4 c5 7. Nc3 cxd4 8. exd4 d5 9. Rc1 Bb7 10. Be2 Nc6 11. 0-0 dxc4 12. Bxc4 Rc8 13. Bb5 Nb4 14. Be5 Nbd5 15. Qb3 Nxc3 16. Rxc3 Rxc3 17. Qxc3 Qa8 18. Be2 Rc8 19. Qa3 e6 20. Re1 Nd5 21. Qb3 Bxe5 22. dxe5 Nf4 23. Bd1 Rd8 24. Be2 Nxe2+ 25. Rxe2 Bxf3 26. Qxf3 Qxf3 27. gxf3 g5 28. Kg2 Kg7 29. Kg3 Kg6 30. f4 gxf4+ 31. Kxf4 Rd4+ 32. Kg3 Kf5 33. Re3 Rf4 34. Ra3 a5 35. Re3 b5 36. a3 h5 37. h4 a4 38. f3 b4 39. axb4 Rxb4 40. Re2 Rb5 41. Re4 Rxe5 42. Rxa4 Re2 43. b4 e5 44. b5 Rb2 45. Ra7 f6 46. Rh7 Kg6 47. Rb7 Rb3 48. Kg2 Kf5 49. Rb6 Rb1 50. Kg3 Rb2 51. Rb8 Rb3 52. Kg2 Kf4 53. b6 Rb2+ 54. Kh3 Kxf3 55. b7 e4 56. Rf8 Rxb7 57. Rxf6+ Ke2 58. Kg3 Rg7+ 59. Kh3 Re7 60. Rf5 e3 61. Rxh5 Kf3 62. Rf5+ Ke4 63. Rf1 e2 64. Re1 Kf3 65. h5 Re4 0-1

[Event "NED U20-ch"]
[Site "Hilversum"]
[Date "1982.04.16"]
[Round "8"]
[White "Landsman, Klaas"]
[Black "Nijboer, Friso"]
[Result "1-0"]
[ECO "A19"]
[PlyCount "75"]
[EventDate "1982.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Ng8 5. Nf3 Nc6 6. d4 cxd4 7. Nxd4 Nxe5 8. Ndb5 a6 9. Nd6+ Bxd6 10. Qxd6 f6 11. Be3 Ne7 12. Bb6 Nf5 13. Bxd8 Nxd6 14. Bc7 Ke7 15. c5 Ne8 16. Bb6 d5 17. cxd6+ Kxd6 18. Be2 Nd7 19. Bd8 Nc7 20. Ne4+ Ke5 21. Bxc7+ Kxe4 22. 0-0-0 Kf5 23. Bd3+ Kg4 24. h4 e5 25. f3+ Kg3 26. Rh3+ Kf2 27. g4 h5 28. Bf5 g6 29. Bxg6 Kg2 30. Rdh1 hxg4 31. fxg4 Nc5 32. R1h2+ Kf1 33. Rh1+ Kg2 34. R1h2+ Kf1 35. Rc3 b6 36. Kb1 Kg1 37. Rd2 Rd8 38. Rc1# 1-0

[Event "NED U20-ch"]
[Site "Hilversum"]
[Date "1982.04.15"]
[Round "7"]
[White "Landsman, Klaas"]
[Black "Kremer, Mark"]
[Result "1-0"]
[ECO "A28"]
[PlyCount "55"]
[EventDate "1982.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. g3 d5 8. Bg2 0-0 9. 0-0 Be6 10. Qa4 dxc4 11. Qxc6 Qd6 12. Qxd6 cxd6 13. Bxa8 Rxa8 14. Na4 Bb4 15. Be3 d5 16. Bd4 Ne8 17. Rfd1 Rc8 18. Rac1 Nd6 19. a3 Bd7 20. Nc3 Bxc3 21. Bxc3 Be6 22. f3 f5 23. Bb4 Nf7 24. Bc3 Ng5 25. h4 Nf7 26. Re1 Rd8 27. Rcd1 g6 28. e4 1-0

[Event "NED U20-ch"]
[Site "Hilversum"]
[Date "1982.04.14"]
[Round "6"]
[White "Peelen, Piet"]
[Black "Landsman, Klaas"]
[Result "1-0"]
[ECO "A37"]
[PlyCount "79"]
[EventDate "1982.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 e6 6. a3 Rb8 7. 0-0 Nge7 8. b4 b6 9. Rb1 Bb7 10. e3 d6 11. d4 cxd4 12. exd4 Nf5 13. Bb2 0-0 14. d5 Ncd4 15. Nxd4 Nxd4 16. Ne4 e5 17. Re1 a5 18. Bc3 Ba6 19. Nd2 axb4 20. axb4 Rc8 21. Bf1 Qd7 22. Ra1 Bb7 23. Nb3 Nxb3 24. Qxb3 Rc7 25. Bd2 Rfc8 26. b5 Qd8 27. Be3 Rd7 28. Ra7 Ra8 29. Rxa8 Bxa8 30. Qa3 Rb7 31. Ra1 Rb8 32. Qa7 Bf8 33. Ra6 Rc8 34. Bxb6 Qe7 35. Qxe7 Bxe7 36. Ra7 Bg5 37. Bc7 Be7 38. b6 Bd8 39. Bxd8 Rxd8 40. b7 1-0

[Event "NED U20-ch"]
[Site "Hilversum"]
[Date "1982.04.13"]
[Round "5"]
[White "Landsman, Klaas"]
[Black "De Wit, Jan"]
[Result "1/2-1/2"]
[ECO "A36"]
[PlyCount "23"]
[EventDate "1982.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e5 6. Nge2 Nge7 7. 0-0 0-0 8. d3 d6 9. a3 a5 10. Rb1 Be6 11. Nd5 Rb8 12. Bd2 1/2-1/2

[Event "NED U20-ch"]
[Site "Hilversum"]
[Date "1982.04.12"]
[Round "4"]
[White "Landsman, Klaas"]
[Black "Bosboom, Manuel"]
[Result "0-1"]
[ECO "E95"]
[PlyCount "76"]
[EventDate "1982.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. Re1 c6 9. Bf1 exd4 10. Nxd4 Ng4 11. h3 Qb6 12. hxg4 Qxd4 13. Qxd4 Bxd4 14. Bh6 Bg7 15. Bxg7 Kxg7 16. Rad1 Ne5 17. g5 f6 18. Rxd6 fxg5 19. Red1 Kf7 20. Na4 Ke7 21. c5 Be6 22. b3 Rf4 23. R6d4 Raf8 24. R1d2 Ng4 25. Rb4 Bc8 26. f3 Ne5 27. Be2 g4 28. fxg4 Rf2 29. g5 R8f4 30. Rbd4 Bg4 31. Bxg4 Rf1+ 32. Kh2 Nxg4+ 33. Kg3 Ne5 34. Rb4 Rg4+ 35. Kh2 b5 36. cxb6 Rxg5 37. b7 Ng4+ 38. Kh3 Nf2+ 0-1

[Event "NED U20-ch"]
[Site "Hilversum"]
[Date "1982.04.11"]
[Round "3"]
[White "Zagema, Wieb"]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "82"]
[EventDate "1982.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. h3 e6 7. Be3 b5 8. Bd3 Bb7 9. a3 Nbd7 10. g4 d5 11. exd5 Nxd5 12. Nxd5 Bxd5 13. Rg1 Bd6 14. Qd2 Bh2 15. Rf1 Bg2 16. 0-0-0 Bxf1 17. Bxf1 Be5 18. Bg2 Rc8 19. Nc6 Qc7 20. Kb1 h6 21. Qb4 Bf6 22. Rd6 0-0 23. f4 Nb8 24. g5 hxg5 25. fxg5 Nxc6 26. Rxc6 Qg3 27. Rxc8 Rxc8 28. Bb7 Rc4 29. Qd2 Be7 30. Bxa6 Re4 31. Bf2 Qe5 32. Bb7 Re2 33. Qd4 Qf5 34. Bg3 Qxc2+ 35. Ka2 Bxg5 36. Be5 f6 37. Qd8+ Kh7 38. Bf3 Rxe5 39. Bh5 Qc4+ 40. Kb1 Re1+ 41. Bd1 Qc1+ 0-1

[Event "NED U20-ch"]
[Site "Hilversum"]
[Date "1982.04.10"]
[Round "2"]
[White "Landsman, Klaas"]
[Black "Piket, Marcel"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "65"]
[EventDate "1982.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Nc3 Nf6 7. a3 Bxc3+ 8. bxc3 0-0 9. Bd3 Nbd7 10. Nf3 c5 11. 0-0 h6 12. Bf4 Qe7 13. Re1 Nh5 14. Be3 f5 15. Ne5 Qe8 16. Be2 Nhf6 17. Bf4 cxd4 18. cxd4 Nxe5 19. Bxe5 Bd7 20. Bf3 Qc8 21. Qb3 Ne4 22. Bxe4 fxe4 23. Rxe4 b6 24. Rg4 Rf7 25. Rg6 Qf8 26. Re1 Rc8 27. Re3 a5 28. Reg3 a4 29. Qd3 b5 30. Rxh6 Rf5 31. Bxg7 Qxg7 32. Rxg7+ Kxg7 33. Qh3 1-0

[Event "NED U20-ch"]
[Site "Hilversum"]
[Date "1982.04.09"]
[Round "1"]
[White "Cardon, Helmut"]
[Black "Landsman, Klaas"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2280"]
[PlyCount "26"]
[EventDate "1982.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 0-0 6. Be2 dxc4 7. Bxc4 c5 8. 0-0 cxd4 9. exd4 Nc6 10. Bg5 Na5 11. Be2 Be6 12. Rc1 Rc8 13. Re1 a6 1/2-1/2

[Event "NED open-ch 11"]
[Site "Dieren"]
[Date "1980.08.09"]
[Round "9"]
[White "Schweizer, DA."]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "A38"]
[PlyCount "62"]
[EventDate "1980.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 g6 7. 0-0 Bg7 8. Nxd5 Qxd5 9. d3 0-0 10. a3 Qd6 11. Rb1 b6 12. Be3 Bb7 13. Nd2 Qd7 14. b4 cxb4 15. axb4 e5 16. Qa4 Rfd8 17. b5 Ne7 18. Bxb7 Qxb7 19. Rfe1 Rd7 20. Qb3 Nf5 21. Nc4 e4 22. dxe4 Qxe4 23. Red1 Rad8 24. Rxd7 Rxd7 25. Nd2 Rxd2 26. Bxd2 Nd4 27. Qd1 Nxe2+ 28. Kf1 Nd4 29. f3 Nxf3 30. Rb3 Qc4+ 31. Qe2 Nxd2+ 0-1

[Event "NED open-ch 11"]
[Site "Dieren"]
[Date "1980.08.07"]
[Round "8"]
[White "Landsman, Klaas"]
[Black "Ramaekers, Philippe"]
[Result "1-0"]
[ECO "A28"]
[PlyCount "57"]
[EventDate "1980.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 a5 6. Nd5 0-0 7. a3 Bc5 8. Ng5 g6 9. Nxf6+ Qxf6 10. Ne4 Qe7 11. b3 d6 12. Bb2 Ba7 13. h4 f5 14. Nc3 Be6 15. 0-0-0 Qf7 16. g3 Ne7 17. f4 c6 18. Ne2 Bb8 19. fxe5 dxe5 20. Nf4 c5 21. Nd3 Nc6 22. Bg2 a4 23. Qc3 axb3 24. Nxc5 Bxc4 25. d4 exd4 26. Rxd4 Ne5 27. Rxc4 Rc8 28. Rd1 Qxc4 29. Bd5+ 1-0

[Event "NED open-ch 11"]
[Site "Dieren"]
[Date "1980.08.04"]
[Round "5"]
[White "Caessens, Rob"]
[Black "Landsman, Klaas"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "77"]
[EventDate "1980.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Nbd2 d6 6. h3 Nbd7 7. c3 Re8 8. Bc4 e6 9. 0-0 b6 10. Qb3 Bb7 11. a4 a6 12. Bg3 Qe7 13. Qc2 h6 14. b4 Kh8 15. a5 b5 16. Ba2 Nh5 17. Bh2 e5 18. dxe5 Nxe5 19. Nxe5 dxe5 20. Ne4 Bf8 21. Rad1 Rad8 22. Nc5 Bc8 23. Qb3 Be6 24. Nxe6 Qxe6 25. Qxe6 fxe6 26. Bxe5+ Bg7 27. Bxc7 Rc8 28. Bd6 Rxc3 29. Bc5 Nf6 30. f3 g5 31. Rd2 e5 32. Rd6 Ra3 33. Bb1 Ra1 34. Rxa6 Nd5 35. Be4 Rxf1+ 36. Kxf1 Nc7 37. Rb6 Rd8 38. Ke2 Ne8 39. Rxb5 1-0

[Event "NED open-ch 11"]
[Site "Dieren"]
[Date "1980.08.02"]
[Round "4"]
[White "Landsman, Klaas"]
[Black "Van Haastert, Edwin"]
[Result "1/2-1/2"]
[ECO "A28"]
[PlyCount "66"]
[EventDate "1980.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e3 d5 5. cxd5 Nxd5 6. Bb5 Nxc3 7. bxc3 e4 8. Nd4 Bd7 9. Nxc6 bxc6 10. Ba4 Qg5 11. 0-0 Bd6 12. f4 exf3 13. Rxf3 0-0 14. Rf2 Bg4 15. Qf1 Qh5 16. g3 Bh3 17. Qe2 Bg4 18. Qf1 Bd7 19. e4 Rae8 20. Bc2 Bh3 21. Qe2 Qxe2 22. Rxe2 f5 23. Bb2 fxe4 24. Rxe4 Rxe4 25. Bxe4 Rb8 26. Rb1 Be6 27. Ba1 Bc5+ 28. Kg2 Rxb1 29. Bxb1 Ba3 30. d3 Kf7 31. c4 g6 32. Bd4 a5 33. Bc2 Ke7 1/2-1/2

[Event "NED open-ch 11"]
[Site "Dieren"]
[Date "1980.07.31"]
[Round "2"]
[White "Landsman, Klaas"]
[Black "Van der Linde, Meindert"]
[Result "1-0"]
[ECO "A85"]
[PlyCount "45"]
[EventDate "1980.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 d6 6. 0-0-0 Nc6 7. f3 0-0 8. e4 fxe4 9. fxe4 e5 10. d5 Nd4 11. Nf3 c5 12. dxc6 bxc6 13. Nxd4 exd4 14. Qxd4 Qa5 15. Bd2 Bg4 16. Re1 Rab8 17. c5 Nd7 18. e5 Bf5 19. Ne4 Bh6 20. Bc4+ d5 21. Bxh6 Bxe4 22. Rxe4 Nxc5 23. e6 1-0

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.07.01"]
[Round "9"]
[White "Landsman, Klaas"]
[Black "Levacic, Damir"]
[Result "0-1"]
[ECO "A16"]
[PlyCount "62"]
[EventDate "1979.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6 6. d3 Bg7 7. Be3 c6 8. Qc1 h6 9. Nf3 a5 10. 0-0 a4 11. Rb1 Be6 12. b3 axb3 13. axb3 Nd5 14. Bd4 0-0 15. Bxg7 Kxg7 16. Nxd5 cxd5 17. Qb2+ f6 18. Ra1 Rxa1 19. Rxa1 Nc6 20. b4 Qb6 21. Rb1 Rc8 22. Qa3 Bf7 23. Qc3 e5 24. e3 Na7 25. Qa3 Nb5 26. Qb2 Qc6 27. d4 e4 28. Nd2 Qc3 29. Qxc3 Rxc3 30. Kf1 Be8 31. Ke1 Na3 0-1

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.30"]
[Round "8"]
[White "Landsman, Klaas"]
[Black "Sabi, Yoseph"]
[Result "1-0"]
[ECO "B69"]
[PlyCount "87"]
[EventDate "1979.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. f5 Qb6 13. g3 0-0-0 14. Bh3 h5 15. Rhf1 Kb8 16. Kb1 b4 17. Ne2 Ne5 18. fxe6 fxe6 19. Nf4 Bb5 20. Qxb4 a5 21. Qb3 a4 22. Qxe6 Bxf1 23. Rxf1 a3 24. Qb3 Qxb3 25. axb3 Nxf3 26. Rxf3 axb2 27. Ng6 Rh7 28. Be6 Bf8 29. Nh4 Bh6 30. Kxb2 Bg5 31. Nf5 h4 32. Rd3 hxg3 33. hxg3 Rh1 34. Rxd6 Rdh8 35. Bd5 R8h7 36. Rd8+ Kc7 37. Ra8 Kb6 38. Rb8+ Ka7 39. Rc8 Rd1 40. Nd6 Rh2 41. b4 f5 42. Nc4 Bf6+ 43. Kb3 Rh8 44. Rc7+ 1-0

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.29"]
[Round "7"]
[White "Landsman, Klaas"]
[Black "Baert, Andy"]
[Result "1-0"]
[ECO "B93"]
[PlyCount "51"]
[EventDate "1979.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. a4 b6 9. Bc4 Be7 10. 0-0 0-0 11. Kh1 Bb7 12. Qe2 Qc7 13. fxe5 dxe5 14. Bg5 Rfe8 15. Rad1 h6 16. Bh4 Bb4 17. Nd5 Nxd5 18. Bxd5 Bxd5 19. Rxd5 f6 20. Rfd1 Nf8 21. Qd3 Be7 22. Qb3 Kh7 23. Bf2 Rab8 24. Nh4 g6 25. c3 Rec8 26. Rd7 1-0

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.28"]
[Round "6"]
[White "Jonsson, Johannes G"]
[Black "Landsman, Klaas"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2310"]
[PlyCount "69"]
[EventDate "1979.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[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 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. Qh5 Bg7 13. 0-0 f4 14. Kh1 0-0 15. g3 f5 16. c4 bxc4 17. Nxc4 Bxd5 18. exd5 Ne7 19. gxf4 e4 20. Bc2 Nxd5 21. Bb3 Kh8 22. Qg5 Rf6 23. Rad1 Bh6 24. Qh4 Nxf4 25. Ne5 d5 26. Rg1 Qe7 27. Bxd5 Nxd5 28. Rxd5 Rg8 29. Rxg8+ Kxg8 30. Nc6 Qf7 31. Rd8+ Kg7 32. Ne5 Qe6 33. Qg3+ Rg6 34. Nxg6 Qxg6 35. Qc7+ 1-0

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.27"]
[Round "5"]
[White "Landsman, Klaas"]
[Black "Kaiser, Reinhard"]
[Result "1/2-1/2"]
[ECO "E97"]
[PlyCount "44"]
[EventDate "1979.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[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 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Nd2 c5 10. dxc6 bxc6 11. b4 d5 12. cxd5 cxd5 13. b5 d4 14. Na4 Nd7 15. Ba3 Bb7 16. Bf3 Re8 17. Nc4 Nc8 18. Qb3 Ndb6 19. Na5 Nxa4 20. Qxa4 Nb6 21. Qb3 Qd7 22. Nxb7 Qxb7 1/2-1/2

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.26"]
[Round "4"]
[White "McNab, Colin Anderson"]
[Black "Landsman, Klaas"]
[Result "1/2-1/2"]
[ECO "B25"]
[PlyCount "80"]
[EventDate "1979.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 d6 6. Be3 e5 7. Qd2 Nge7 8. Nge2 Rb8 9. 0-0 0-0 10. Bh6 Be6 11. Bxg7 Kxg7 12. Nd5 Bxd5 13. exd5 Nd4 14. c3 Nxe2+ 15. Qxe2 b5 16. a3 Qd7 17. Rfe1 Rfe8 18. b4 Rbc8 19. c4 Qb7 20. Bh3 Rc7 21. Reb1 Rb8 22. bxc5 Rxc5 23. Rb2 Qc7 24. Rab1 Rb6 25. Bf1 Nf5 26. f4 Nd4 27. Qe3 f6 28. Rf2 Qd8 29. g4 a5 30. g5 b4 31. gxf6+ Qxf6 32. fxe5 Qxe5 33. Qh3 Rc7 34. Qh4 Rb8 35. axb4 axb4 36. Kh1 Nf5 37. Qe4 b3 38. Qxe5+ dxe5 39. Bh3 Nd6 40. Rfb2 e4 1/2-1/2

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.25"]
[Round "3"]
[White "Rasmussen, Karsten"]
[Black "Landsman, Klaas"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "58"]
[EventDate "1979.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[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 e6 5. Nf3 Nc6 6. Be2 Nf6 7. Na3 Qd8 8. Nc2 Be7 9. 0-0 0-0 10. Bg5 b6 11. Bxf6 Bxf6 12. dxc5 bxc5 13. Ne3 Qc7 14. Nd2 Bb7 15. Bf3 Rfd8 16. Qe2 a5 17. Rfd1 Ba6 18. Nec4 Rab8 19. Qe4 Ne5 20. Qf4 Nxf3+ 21. Qxf3 Rd7 22. Ne4 Rxd1+ 23. Rxd1 Be7 24. Ncd6 f5 25. Qf4 Rd8 26. g4 fxe4 27. Qf7+ Kh8 28. Kg2 Bxd6 29. Rxd6 Qxd6 0-1

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.24"]
[Round "2"]
[White "Landsman, Klaas"]
[Black "Tettinek, Michael"]
[Result "1/2-1/2"]
[ECO "A18"]
[PlyCount "55"]
[EventDate "1979.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. d4 dxc4 6. Bxc4 c5 7. Nf3 cxd4 8. Qxd4 Nc6 9. Qe4 Qa5 10. Bf4 Nc5 11. Qe2 Na4 12. Bd2 Bb4 13. Nxa4 Qxa4 14. 0-0 Bxd2 15. Nxd2 a6 16. Kh1 0-0 17. f4 Rd8 18. Bb3 Qb4 19. Rad1 Nd4 20. Qe4 Bd7 21. a3 Qb6 22. Nc4 Qxb3 23. Qxd4 h6 24. Rd3 Bb5 25. Qxd8+ Rxd8 26. Rxb3 Bxc4 27. Rbf3 Bxf1 28. Rxf1 1/2-1/2

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.23"]
[Round "1"]
[White "Ochsner, Thomas"]
[Black "Landsman, Klaas"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "34"]
[EventDate "1979.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[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 e6 5. Nf3 Nc6 6. Na3 Nf6 7. Be2 cxd4 8. Nb5 Qd8 9. Nbxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Bd6 12. 0-0 a6 13. Rd1 Ke7 14. Bf3 Rb8 15. Nb3 Nd7 16. Be3 Ne5 17. Be2 b5 1/2-1/2

