[Event "Nordic-ch Seniors"]
[Site "Reykjavik"]
[Date "2011.09.18"]
[Round "9"]
[White "Gustavsson, Sture"]
[Black "Ludvigsson, Johannes B"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2027"]
[PlyCount "78"]
[EventDate "2011.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Nc3 d5 4. Bf4 c6 5. e3 Nf6 6. Be2 0-0 7. Ne5 Qb6 8. a3 Nbd7 9. b4 Nxe5 10. Bxe5 Nd7 11. Na4 Qd8 12. Bxg7 Kxg7 13. h4 f6 14. h5 e5 15. f4 Qe7 16. Qd2 exf4 17. exf4 Re8 18. hxg6 hxg6 19. f5 g5 20. Kf2 Nb6 21. Nxb6 axb6 22. g4 Bd7 23. Rh3 Rh8 24. Rah1 Rxh3 25. Rxh3 Qd6 26. Qe3 Re8 27. Qg3 Qe7 28. Qe3 Qd6 29. Qg3 Qxg3+ 30. Rxg3 Rh8 31. Re3 Kf7 32. Kg2 Rc8 33. Bf3 Re8 34. Rxe8 Kxe8 35. Kf2 Ke7 36. Ke3 Kd6 37. c3 c5 38. Bd1 Bb5 39. a4 Bf1 1/2-1/2

[Event "Nordic-ch Seniors"]
[Site "Reykjavik"]
[Date "2011.09.17"]
[Round "8"]
[White "Ludvigsson, Johannes B"]
[Black "Taksrud, Vidar"]
[Result "0-1"]
[ECO "A46"]
[BlackElo "2074"]
[PlyCount "38"]
[EventDate "2011.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. Bg5 c5 4. c3 d5 5. Nbd2 cxd4 6. Nxd4 Nc6 7. e3 e5 8. N4f3 Be7 9. Bb5 Qc7 10. 0-0 0-0 11. Bh4 e4 12. Ne1 Ne5 13. Bg3 Bd6 14. Be2 Neg4 15. Nc2 Nxh2 16. Bxh2 Bxh2+ 17. Kh1 Be5 18. f4 exf3 19. Nxf3 Ne4 0-1

[Event "Nordic-ch Seniors"]
[Site "Reykjavik"]
[Date "2011.09.16"]
[Round "7"]
[White "Sigurjonsson, Johann Oern"]
[Black "Ludvigsson, Johannes B"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2133"]
[PlyCount "47"]
[EventDate "2011.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Be3 cxd4 5. Bxd4 Nf6 6. Nd5 0-0 7. Nxf6+ exf6 8. Qd3 d5 9. exd5 Qxd5 10. Be3 Qa5+ 11. Qd2 Qc7 12. Bd3 f5 13. 0-0-0 Be6 14. Kb1 Qe5 15. c4 Rd8 16. Nf3 Rxd3 17. Nxe5 Rxd2 18. Rxd2 Bxe5 19. Rd8+ Kg7 20. b3 Bf6 21. Rhd1 Bxd8 22. Rxd8 Kf6 23. Bf4 g5 24. Rxb8 1/2-1/2

[Event "Nordic-ch Seniors"]
[Site "Reykjavik"]
[Date "2011.09.15"]
[Round "6"]
[White "Ludvigsson, Johannes B"]
[Black "Kristjansson, Olafur"]
[Result "1/2-1/2"]
[ECO "D02"]
[BlackElo "2173"]
[PlyCount "40"]
[EventDate "2011.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 d5 6. Bd3 c5 7. c3 Nc6 8. Nbd2 Nd7 9. Bg5 h6 10. Bh4 g5 11. Bg3 e5 12. dxe5 Ndxe5 13. Be2 Nxf3+ 14. Nxf3 d4 15. exd4 cxd4 16. cxd4 Nxd4 17. 0-0 Qb6 18. Nxd4 Bxd4 19. Qc2 Qf6 20. Bd3 Be6 1/2-1/2

[Event "Nordic-ch Seniors"]
[Site "Reykjavik"]
[Date "2011.09.14"]
[Round "5"]
[White "Kristiansen, Erling"]
[Black "Ludvigsson, Johannes B"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2220"]
[PlyCount "67"]
[EventDate "2011.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 c5 4. d5 b5 5. cxb5 a6 6. bxa6 Bxa6 7. Nc3 d6 8. g3 Nd7 9. e4 Ngf6 10. Bxa6 Rxa6 11. 0-0 0-0 12. Qc2 Qb6 13. Nd2 Rb8 14. Nc4 Qb4 15. Qe2 Ne8 16. Ne5 Nxe5 17. Qxa6 Nf3+ 18. Kg2 Bxc3 19. Kxf3 f5 20. Qd3 fxe4+ 21. Qxe4 Qxe4+ 22. Kxe4 Nf6+ 23. Kf3 Bd4 24. Rd1 Nxd5 25. a4 Nb4 26. Ke2 Nc2 27. Ra2 Nb4 28. Ra3 Nc2 29. Rad3 Bxb2 30. Bxb2 Rxb2 31. R1d2 Nd4+ 32. Ke1 Rb1+ 33. Rd1 Rxd1+ 34. Kxd1 1/2-1/2

[Event "Nordic-ch Seniors"]
[Site "Reykjavik"]
[Date "2011.09.13"]
[Round "4"]
[White "Ludvigsson, Johannes B"]
[Black "Gunnarsson, Magnus"]
[Result "1/2-1/2"]
[ECO "A48"]
[BlackElo "2106"]
[PlyCount "40"]
[EventDate "2011.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 Bg7 4. Nbd2 0-0 5. e4 d6 6. Bc4 c6 7. Bb3 Qa5 8. 0-0 Qh5 9. Re1 Nbd7 10. c3 e5 11. Bg3 Nb6 12. a4 a5 13. dxe5 dxe5 14. Nc4 Nxc4 15. Bxc4 Bg4 16. h3 Bxf3 17. Qxf3 Qxf3 18. gxf3 Nd7 19. f4 exf4 20. Bxf4 Ne5 1/2-1/2

[Event "Nordic-ch Seniors"]
[Site "Reykjavik"]
[Date "2011.09.12"]
[Round "3"]
[White "Thor, Jon Th"]
[Black "Ludvigsson, Johannes B"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "2188"]
[PlyCount "26"]
[EventDate "2011.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Bc4 d6 8. Bb3 Ng4 9. Nxc6 bxc6 10. Qd2 Nxe3 11. Qxe3 Qa5 12. 0-0 0-0 13. Bc4 Qd8 1/2-1/2

[Event "Nordic-ch Seniors"]
[Site "Reykjavik"]
[Date "2011.09.11"]
[Round "2"]
[White "Ludvigsson, Johannes B"]
[Black "Andersson, Sven Olof"]
[Result "1-0"]
[ECO "C00"]
[BlackElo "2052"]
[PlyCount "91"]
[EventDate "2011.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 e6 3. d3 Nc6 4. Nbd2 Qc7 5. g3 Nf6 6. Bg2 d5 7. 0-0 Be7 8. Re1 0-0 9. c3 b6 10. e5 Nd7 11. Qe2 Bb7 12. a3 b5 13. d4 c4 14. h4 Rae8 15. Bh3 Nd8 16. Nf1 f6 17. exf6 Bxf6 18. Bf4 e5 19. Bxd7 Qxd7 20. Nxe5 Qh3 21. Qg4 Qxg4 22. Nxg4 Bc6 23. Bd6 Rxe1 24. Rxe1 Re8 25. Rxe8+ Bxe8 26. Nxf6+ gxf6 27. Be7 Nc6 28. Bxf6 Kf7 29. Bg5 a5 30. Ne3 Ke6 31. f4 Bg6 32. g4 Be4 33. f5+ Kf7 34. Kf2 b4 35. axb4 axb4 36. Nf1 Bd3 37. Bd2 bxc3 38. bxc3 Ne7 39. Ng3 Nc8 40. Kf3 Nd6 41. Be1 Kg7 42. Kf4 Nf7 43. Nh5+ Kf8 44. Nf6 Nd6 45. Nxh7+ Kg7 46. Ng5 1-0

[Event "Nordic-ch Seniors"]
[Site "Reykjavik"]
[Date "2011.09.10"]
[Round "1"]
[White "Solmundarson, Magnus"]
[Black "Ludvigsson, Johannes B"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "2219"]
[PlyCount "154"]
[EventDate "2011.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 c5 4. Nc3 cxd4 5. Nxd4 Nc6 6. Nc2 Nf6 7. g3 b6 8. Bg2 Bb7 9. 0-0 0-0 10. b3 d6 11. Bb2 Qc8 12. Qd2 Rd8 13. e4 Ne5 14. Ne3 Ned7 15. Rfe1 Nc5 16. Ned5 Bxd5 17. exd5 Re8 18. Nb5 Ncd7 19. h3 a6 20. Nd4 Nb8 21. a4 Nfd7 22. Re2 Ra7 23. a5 bxa5 24. Qxa5 Nc5 25. Qd2 Rb7 26. b4 Ncd7 27. Nc6 Nf8 28. Bxg7 Kxg7 29. Rae1 e5 30. f4 f6 31. fxe5 fxe5 32. c5 dxc5 33. bxc5 Nxc6 34. dxc6 Rbe7 35. Qb2 Qc7 36. Qa1 a5 37. Qa4 g5 38. Qg4 h6 39. h4 Nh7 40. Be4 Nf6 41. Qf5 Nxe4 42. Qxe4 Re6 43. hxg5 hxg5 44. Rh2 Rg6 45. Rf2 Qxc6 46. Qf5 Qe6 47. Rxe5 Qxf5 48. Rexf5 Rc8 49. Ra2 Ra8 50. Ra4 Kh6 51. Kg2 Raa6 52. Kf3 Rgf6 53. Kg4 Rg6 54. Rd5 Rg7 55. Kf5 Rgg6 56. Ke5 Rge6+ 57. Kd4 Kg6 58. g4 Kf6 59. Rf5+ Kg6 60. Kc4 Re1 61. Rd5 Kf6 62. Kb5 Ra8 63. Rf5+ Kg6 64. Rd5 Kf6 65. c6 Rc1 66. Kb6 Rc8 67. Rd6+ Ke5 68. Rg6 Rb1+ 69. Kc5 Rc1+ 70. Kb6 Rb1+ 71. Ka7 Rc7+ 72. Ka6 Rc8 73. Rxg5+ Kf6 74. Rf5+ Ke6 75. Re4+ Kd6 76. Rd4+ Ke6 77. Re4+ Kd6 1/2-1/2

[Event "Niemeyer U21-09 Final B"]
[Site "Groningen"]
[Date "1971.01.08"]
[Round "9"]
[White "Ludvigsson, Johannes B"]
[Black "Baljon, Christofoor"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "28"]
[EventDate "1970.12.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 Nf6 6. exd5 exd5 7. Ne5 Qc7 8. Qf3 Be6 9. 0-0 Bd6 10. Re1 0-0 11. d3 Nxe5 12. fxe5 Bxe5 13. Bg5 a6 14. Bxf6 Bxf6 0-1

[Event "Niemeyer U21-09 Final B"]
[Site "Groningen"]
[Date "1971.01.07"]
[Round "8"]
[White "Cappello, Renato"]
[Black "Ludvigsson, Johannes B"]
[Result "0-1"]
[ECO "C18"]
[PlyCount "114"]
[EventDate "1970.12.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Kd1 Nbc6 11. Nf3 dxc3 12. h4 Bd7 13. Ng5 0-0-0 14. Nxf7 Rdf8 15. Nd6+ Kb8 16. f4 Qb6 17. Qd3 Ng6 18. Qe3 Nxf4 19. Qxb6 axb6 20. Rb1 Nxe5 21. Rxb6 Kc7 22. Be3 Nxg2 23. Bxg2 Rxg2 24. Nb5+ Bxb5 25. Rxb5 Nc4 26. Bc5 Rd2+ 27. Kc1 Rg8 28. Rb3 d4 29. Bxd4 Rxd4 30. Rxc3 Kd6 31. h5 Rdg4 32. Rd3+ Kc5 33. h6 Rg1+ 34. Rd1 Rxd1+ 35. Kxd1 Nxa3 36. Kd2 Kd5 37. h7 Rh8 38. Kd3 e5 39. Rh4 b5 40. Rh5 Nc4 41. Rh4 Nd6 42. Rh5 Ne4 43. Rh6 Ng5 44. Rh5 Ne6 45. Rh6 Nc5+ 46. Kc3 Ne4+ 47. Kd3 Ng5 48. Rh5 Ne6 49. Rh6 b4 50. Rh4 Nf4+ 51. Kd2 Kd4 52. Rh6 Nd5 53. Rh5 e4 54. Rh4 Nb6 55. Kd1 Nd7 56. Rh6 Ne5 57. Rh3 Nf3 0-1

[Event "Niemeyer U21-09 Final B"]
[Site "Groningen"]
[Date "1971.01.06"]
[Round "7"]
[White "Ludvigsson, Johannes B"]
[Black "Bellon Lopez, Juan Manuel"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "80"]
[EventDate "1970.12.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 d6 6. 0-0 Nf6 7. Qe1 0-0 8. d3 e6 9. Qh4 Nd7 10. Qxd8 Rxd8 11. f5 Nde5 12. fxe6 Bxe6 13. Bxe6 fxe6 14. Bg5 Rf8 15. Nxe5 Bxe5 16. Bh6 Rxf1+ 17. Rxf1 Nb4 18. Nb5 Nxc2 19. Nc7 Rb8 20. Nxe6 Bxb2 21. Bf4 Re8 22. Nc7 Bd4+ 23. Kh1 Rf8 24. Ne6 Rf6 25. Rc1 Nb4 26. Nxd4 Rxf4 27. g3 Rf2 28. Nb5 Nxd3 29. Rd1 Ne5 30. Kg1 Rb2 31. Nxd6 Nf3+ 32. Kf1 Nxh2+ 33. Kg1 Nf3+ 34. Kf1 b5 35. Rd5 c4 36. Nxb5 Nd2+ 37. Ke1 Nxe4 38. Nxa7 Rxa2 39. Rd8+ Kg7 40. Nb5 Ra1+ 0-1

[Event "Niemeyer U21-09 Final B"]
[Site "Groningen"]
[Date "1971.01.05"]
[Round "6"]
[White "Gatt, Anthony"]
[Black "Ludvigsson, Johannes B"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "96"]
[EventDate "1970.12.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Bc5 5. Be2 dxe4 6. Nxe4 Nxe4 7. dxe4 Qxd1+ 8. Bxd1 Bd7 9. 0-0 Bc6 10. Re1 Nd7 11. c3 Nf6 12. Nd2 Rd8 13. Bc2 Ng4 14. Rf1 0-0 15. h3 Ne5 16. Nf3 Nc4 17. b3 Nd6 18. Re1 Nb5 19. b4 Be7 20. Bb2 Bf6 21. e5 Bxf3 22. exf6 Rd2 23. fxg7 Rfd8 24. Rac1 Bh5 25. Re5 Be2 26. c4 Nd4 27. Bxd4 R8xd4 28. Bb3 Rb2 29. Rg5 Rdd2 30. f3 Bd3 31. h4 h6 32. Rg3 Bc2 33. Bxc2 Rbxc2 34. Rxc2 Rxc2 35. Rg4 Rxa2 36. Rd4 Ra4 37. Rd7 Rxb4 38. Rxc7 a5 39. c5 a4 40. Rd7 a3 41. Rd8+ Kxg7 42. Ra8 Rb1+ 43. Kh2 Ra1 44. Kg3 a2 45. h5 Kf6 46. Ra5 e5 47. Kg4 Ke6 48. g3 f5+ 0-1

[Event "Niemeyer U21-09 Final B"]
[Site "Groningen"]
[Date "1971.01.04"]
[Round "5"]
[White "Ludvigsson, Johannes B"]
[Black "Lehikoinen, Pertti Ilari"]
[Result "0-1"]
[ECO "C11"]
[PlyCount "50"]
[EventDate "1970.12.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. dxc5 Nc6 7. a3 Bxc5 8. Nf3 0-0 9. Bd3 f6 10. b4 Bb6 11. Nb5 fxe5 12. Bxh7+ Kxh7 13. Ng5+ Kg8 14. Nxe6 Qf6 15. Nxf8 Nxf8 16. Qxd5+ Be6 17. Qe4 exf4 18. Rb1 Re8 19. Bb2 Qd8 20. Kf1 Ba2 21. Qxf4 Bxb1 22. Nd6 Re7 23. Qg3 Bxc2 24. Bf6 Rf7 25. Nxf7 Qd1+ 0-1

[Event "Niemeyer U21-09 Final B"]
[Site "Groningen"]
[Date "1971.01.02"]
[Round "4"]
[White "Da Silva, Fernando Pires"]
[Black "Ludvigsson, Johannes B"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "69"]
[EventDate "1970.12.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. 0-0 0-0 8. Qe2 b5 9. Re1 a5 10. e5 Nd7 11. Nf1 b4 12. h4 Ba6 13. c3 Nb6 14. N1h2 Rb8 15. Ng5 bxc3 16. bxc3 Qd7 17. Bf1 Na4 18. Qh5 Bxg5 19. hxg5 Nxc3 20. Ng4 Kh8 21. Kg2 Nb4 22. Bd2 d4 23. Bxc3 dxc3 24. Re4 c2 25. Nf6 gxf6 26. Rh4 Bxd3 27. Bxd3 Qxd3 28. gxf6 Qd5+ 29. Kh2 Qd3 30. Kg2 Qd5+ 31. Qf3 Qxf3+ 32. Kxf3 Nd3 33. Rah1 Nxe5+ 34. Kg2 Ng6 35. Rxh7+ 1-0

[Event "Niemeyer U21-09 Final B"]
[Site "Groningen"]
[Date "1971.01.01"]
[Round "3"]
[White "Ludvigsson, Johannes B"]
[Black "Huss, Andreas"]
[Result "0-1"]
[ECO "C16"]
[PlyCount "68"]
[EventDate "1970.12.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. Qg4 Bf8 6. Bb5+ c6 7. Ba4 a5 8. a3 b5 9. Bb3 Ba6 10. Nce2 Nd7 11. c3 c5 12. h4 Qb6 13. Be3 Ne7 14. Nf4 c4 15. Bc2 0-0-0 16. Ngh3 h6 17. Nh5 g6 18. Ng3 Bb7 19. 0-0 Nf5 20. h5 Be7 21. hxg6 fxg6 22. Bxf5 exf5 23. Qd1 Nf8 24. Qc2 Ne6 25. a4 Rdf8 26. f4 b4 27. b3 cxb3 28. Qxb3 Kb8 29. Rfc1 Rc8 30. Rab1 Rc4 31. Bd2 Rhc8 32. Ne2 Qa6 33. cxb4 Rxb4 34. Qxd5 Bxd5 0-1

[Event "Niemeyer U21-09 Final B"]
[Site "Groningen"]
[Date "1970.12.31"]
[Round "2"]
[White "Meulders, Richard"]
[Black "Ludvigsson, Johannes B"]
[Result "1-0"]
[ECO "C88"]
[PlyCount "35"]
[EventDate "1970.12.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. a4 Bb7 9. d3 b4 10. Nbd2 d5 11. exd5 Nxd5 12. Nc4 f6 13. d4 Nxd4 14. Nxd4 exd4 15. Na5 c6 16. Nxb7 Qc7 17. Na5 Bd6 18. Nxc6 1-0

[Event "Niemeyer U21-09 Final B"]
[Site "Groningen"]
[Date "1970.12.30"]
[Round "1"]
[White "Ludvigsson, Johannes B"]
[Black "Cox, David"]
[Result "0-1"]
[ECO "B86"]
[PlyCount "44"]
[EventDate "1970.12.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Bb3 a6 8. Be3 b5 9. f4 b4 10. e5 bxc3 11. exf6 Bxf6 12. 0-0 cxb2 13. Rb1 0-0 14. Qh5 Bb7 15. g4 Nc6 16. Nxe6 fxe6 17. Bxe6+ Kh8 18. Bf5 g6 19. Bxg6 Qe7 20. Rf3 Ne5 21. Rh3 Nxg6 22. Qxg6 Qxe3+ 0-1

[Event "Niemeyer U21-09 Preliminaries"]
[Site "Groningen"]
[Date "1970.12.28"]
[Round "7"]
[White "Ludvigsson, Johannes B"]
[Black "Scheichel, Herbert"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "79"]
[EventDate "1970.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 d6 6. 0-0 Nf6 7. Qe1 0-0 8. d3 Nd4 9. Nxd4 cxd4 10. Ne2 d5 11. exd5 Nxd5 12. Ng3 e6 13. Ne4 a5 14. Bd2 a4 15. a3 Qd7 16. Qh4 b5 17. Bxd5 Qxd5 18. Bb4 Re8 19. Rf3 e5 20. Raf1 Be6 21. fxe5 Bxe5 22. Ng5 h5 23. Nxf7 Bxf7 24. Rxf7 Qxf7 25. Rxf7 Kxf7 26. Qh3 Rab8 27. Qd7+ Kg8 28. Qd5+ Kg7 29. Qd7+ Kg8 30. Bc5 Bh8 31. Qd5+ Kh7 32. Qf7+ Kh6 33. Qf4+ Kh7 34. Bxd4 Rbc8 35. Qf7+ Kh6 36. Be3+ g5 37. Qf5 Rg8 38. h4 Rce8 39. Bxg5+ Kg7 40. Qf6+ 1-0

[Event "Niemeyer U21-09 Preliminaries"]
[Site "Groningen"]
[Date "1970.12.27"]
[Round "6"]
[White "Vassiades, Constantinos"]
[Black "Ludvigsson, Johannes B"]
[Result "0-1"]
[ECO "C06"]
[PlyCount "108"]
[EventDate "1970.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Bc5 5. e5 Nfd7 6. d4 Be7 7. Bd3 c5 8. c3 Nc6 9. 0-0 Qb6 10. dxc5 Bxc5 11. Qe2 Qc7 12. Re1 a5 13. Nb3 Be7 14. Bf4 Nb6 15. Bg3 Bd7 16. Nbd4 0-0 17. Bh4 Nxd4 18. cxd4 Bxh4 19. Nxh4 Rfc8 20. f4 Nc4 21. b3 Na3 22. Rac1 Qb6 23. Qf2 Bb5 24. Bxb5 Nxb5 25. Nf3 Nc3 26. Qb2 Ne4 27. Nd2 Nxd2 28. Qxd2 Qb4 29. Qxb4 axb4 30. Rxc8+ Rxc8 31. Re2 Rc3 32. Rd2 f6 33. Kf2 Kf7 34. Ke2 Kg6 35. exf6 gxf6 36. Kf2 Kf5 37. g3 h5 38. h3 b6 39. Kg2 Ke4 40. Re2+ Re3 41. Rd2 h4 42. gxh4 Kxf4 43. Rf2+ Ke4 44. Rxf6 Kxd4 45. h5 Ke5 46. Rf8 Rc3 47. h6 Rc7 48. Rb8 Ke4 49. Rxb6 e5 50. Rxb4+ d4 51. Rc4 Rf7 52. h7 Rxh7 53. Kf2 Rxh3 54. b4 Rh2+ 0-1

[Event "Niemeyer U21-09 Preliminaries"]
[Site "Groningen"]
[Date "1970.12.26"]
[Round "5"]
[White "Ludvigsson, Johannes B"]
[Black "Meulders, Richard"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "76"]
[EventDate "1970.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 0-0 6. Bb3 c5 7. dxc5 Qa5 8. cxd6 Nxe4 9. dxe7 Re8 10. 0-0 Nxc3 11. bxc3 Nc6 12. Ng5 Rxe7 13. Rb1 h6 14. Nxf7 Rxf7 15. Qd6 Qf5 16. Ba3 Kh7 17. Bxf7 Qxf7 18. Rfe1 Bf5 19. Qf4 Re8 20. Rxe8 Qxe8 21. Qc7 Bxc2 22. Rc1 b6 23. h3 Bf5 24. Rd1 Qc8 25. Qf7 Be6 26. Qf3 Ne5 27. Qe2 Bc4 28. Qe4 Bxa2 29. Bd6 Nf7 30. Bg3 Qxc3 31. Qb7 Be6 32. Qxa7 b5 33. Qb6 Bc4 34. Rd7 b4 35. Qc7 Be6 36. Re7 Qxc7 37. Rxc7 b3 38. Rb7 b2 0-1

[Event "Niemeyer U21-09 Preliminaries"]
[Site "Groningen"]
[Date "1970.12.24"]
[Round "4"]
[White "Teie, Ulf"]
[Black "Ludvigsson, Johannes B"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "78"]
[EventDate "1970.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Ne2 Ne7 6. Bf4 Bf5 7. Bxd6 Qxd6 8. Bxf5 Nxf5 9. Qd3 Ne7 10. Nd2 Nd7 11. 0-0 0-0 12. Rfe1 f5 13. c4 Kh8 14. Nc3 c6 15. Rad1 Rae8 16. Re2 Nf6 17. Rde1 Ne4 18. c5 Qd7 19. f3 Nxd2 20. Qxd2 Ng6 21. Kf2 Rxe2+ 22. Rxe2 Re8 23. Qg5 Rxe2+ 24. Nxe2 Ne7 25. Qf4 h6 26. Qd6 Qe8 27. Nf4 Kh7 28. Qe6 Qb8 29. Nd3 Ng6 30. Ne5 Nxe5 31. dxe5 Qf8 32. Qd6 Qf7 33. e6 Qf6 34. e7 Qh4+ 35. g3 Qxh2+ 36. Ke3 Qg1+ 37. Kf4 Qc1+ 38. Kxf5 Qg5+ 39. Ke6 Qh5 1-0

[Event "Niemeyer U21-09 Preliminaries"]
[Site "Groningen"]
[Date "1970.12.23"]
[Round "3"]
[White "Ludvigsson, Johannes B"]
[Black "Ermenkov, Evgenij"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "84"]
[EventDate "1970.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. c3 Nc6 6. Bf4 Bg4 7. Nbd2 e6 8. Qb3 Qb6 9. Bb5 Bxf3 10. Nxf3 Be7 11. Ne5 Rc8 12. Bxc6+ bxc6 13. Qxb6 axb6 14. 0-0 Bd6 15. Nd3 Bxf4 16. Nxf4 c5 17. dxc5 bxc5 18. Rfd1 c4 19. f3 Kd7 20. h4 Kd6 21. Rd2 Ra8 22. a3 Rhb8 23. Ne2 Nd7 24. Re1 Rb7 25. Nc1 Nc5 26. Ree2 Rab8 27. Na2 Nd3 28. Nb4 Nxb4 29. axb4 Ra8 30. Re1 Rba7 31. Rdd1 Ra2 32. Rb1 Kc6 33. Kf2 R8a3 34. Re2 Rb3 35. Ke1 Kd6 36. Kd1 e5 37. Rd2 f5 38. Ke2 Ke6 39. g3 d4 40. cxd4 c3 41. d5+ Kd6 42. Rc2 Rbxb2 0-1

[Event "Niemeyer U21-09 Preliminaries"]
[Site "Groningen"]
[Date "1970.12.22"]
[Round "2"]
[White "Da Silva, Fernando Pires"]
[Black "Ludvigsson, Johannes B"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "55"]
[EventDate "1970.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. 0-0 0-0 8. Qe2 b5 9. Rd1 Qc7 10. Nf1 a5 11. e5 Nd7 12. Bf4 Ba6 13. h4 b4 14. N1h2 c4 15. Ng4 Qb7 16. Bg5 a4 17. Bxe7 Nxe7 18. Ng5 cxd3 19. cxd3 Rac8 20. Rac1 Nc5 21. Nf6+ gxf6 22. exf6 Nf5 23. Qh5 h6 24. g4 Nxd3 25. gxf5 Rxc1 26. Rxc1 Rc8 27. Rxc8+ Qxc8 28. Qxf7+ 1-0

[Event "Niemeyer U21-09 Preliminaries"]
[Site "Groningen"]
[Date "1970.12.21"]
[Round "1"]
[White "Ludvigsson, Johannes B"]
[Black "Milbers, Paul"]
[Result "1-0"]
[ECO "B13"]
[PlyCount "51"]
[EventDate "1970.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 Nh5 9. Be3 g6 10. h3 Be6 11. Ngf3 f5 12. Bg5 Bg7 13. 0-0-0 0-0-0 14. Rde1 Rde8 15. Qa4 a6 16. Nb3 Bf7 17. g4 fxg4 18. hxg4 Nf6 19. Bf4 Qxg4 20. Bh2 Qxf3 21. Bxa6 Bh6+ 22. Kb1 Qf5+ 23. Ka1 Nxd4 24. Bxb7+ Kxb7 25. Nc5+ Kb6 26. Qa6+ 1-0

