[Event "ISL-ch58"]
[Site "Reykjavik"]
[Date "1972.04.03"]
[Round "11"]
[White "Jonsson, Halldor"]
[Black "Solmundarson, Magnus"]
[Result "0-1"]
[ECO "A43"]
[PlyCount "64"]
[EventDate "1972.03.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 c5 2. d5 g6 3. c4 d6 4. e4 Bg7 5. g3 Nf6 6. Bg2 0-0 7. Nf3 Nxe4 8. 0-0 e5 9. Nxe5 Nxf2 10. Rxf2 Bxe5 11. Kh1 Nd7 12. Nc3 f5 13. Bh6 Rf7 14. Qd2 Bf6 15. Re1 Ne5 16. Rfe2 Bd7 17. b3 a6 18. Bf4 b5 19. Bxe5 Bxe5 20. Rxe5 dxe5 21. Rxe5 Qf6 22. Re6 Qd4 23. Qe1 bxc4 24. Ne2 Qb2 25. bxc4 Rb8 26. Rxa6 Re7 27. Bf3 Rbe8 28. Re6 Bxe6 29. dxe6 Rxe6 30. Bd5 Kg7 31. Bxe6 Rxe6 32. Qc3+ Qxc3 0-1

[Event "ISL-ch58"]
[Site "Reykjavik"]
[Date "1972.04.01"]
[Round "10"]
[White "Thorsteinsson, Bjorn"]
[Black "Jonsson, Halldor"]
[Result "1-0"]
[ECO "B81"]
[PlyCount "81"]
[EventDate "1972.03.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 a6 7. g5 Nfd7 8. Be3 Be7 9. Rg1 Nc6 10. Qd2 Qc7 11. 0-0-0 Na5 12. f4 b5 13. f5 Ne5 14. Qf2 Nac4 15. Bh3 Nxb2 16. Kxb2 Nc4+ 17. Ka1 Qa5 18. Qe1 b4 19. Nb3 Qe5 20. Bd4 Qxh2 21. Qe2 Qxe2 22. Nxe2 e5 23. Bf2 Bb7 24. Rg4 Rc8 25. c3 a5 26. cxb4 axb4 27. Rc1 f6 28. gxf6 Bxf6 29. Rxg7 Bxe4 30. Ra7 Bd3 31. Ng3 0-0 32. Nh5 e4+ 33. Nxf6+ Rxf6 34. Rg1+ Kf8 35. Rgg7 Na5 36. Nc5 dxc5 37. Rxh7 Bc4 38. Bh4 Rd8 39. Bxf6 Rd1+ 40. Kb2 Rd2+ 41. Kc1 1-0

[Event "ISL-ch58"]
[Site "Reykjavik"]
[Date "1972.03.29"]
[Round "7"]
[White "Jonsson, Halldor"]
[Black "Olafsson, Olafur"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "147"]
[EventDate "1972.03.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Nf3 Bd6 6. cxd5 cxd5 7. 0-0 0-0 8. Nc3 a6 9. b3 b5 10. Bb2 Bb7 11. Ne5 Nbd7 12. Nd3 Qe7 13. Re1 Rac8 14. f3 Ba3 15. Bxa3 Qxa3 16. Qd2 Rc7 17. Rac1 Rfc8 18. Nb1 Qd6 19. Rxc7 Rxc7 20. Qb2 h6 21. a3 a5 22. Nd2 Ba6 23. b4 a4 24. e4 dxe4 25. fxe4 Qe7 26. e5 Nd5 27. Ne4 N7b6 28. Ndc5 Nc4 29. Qc1 Bc8 30. Nc3 Nxc3 31. Qxc3 Bd7 32. Bf1 Nb6 33. Qd2 Bc6 34. Bd3 Qd8 35. Bc2 Qd5 36. Be4 Qd8 37. Bxc6 Rxc6 38. Qf4 Nc4 39. Rd1 Qd5 40. Rd3 Rc7 41. Ne4 Nb2 42. Re3 Nc4 43. Nc3 Qd7 44. Rd3 Nb2 45. Rf3 Nc4 46. Kg2 Kh8 47. Ne2 Qd5 48. Kh3 Nd2 49. Rc3 Nc4 50. Rc1 Rd7 51. Rc3 Rc7 52. Qg4 Rd7 53. Rf3 Nd2 54. Rf4 Qh1 55. Nc3 Qc6 56. Nd1 Nc4 57. Qh5 Qh1 58. Nc3 Ne3 59. Rf2 Nf5 60. d5 g6 61. dxe6 fxe6 62. Qxg6 Rg7 63. Qf6 Kh7 64. Rxf5 exf5 65. Qxf5+ Kh8 66. Qf8+ Kh7 67. Qf5+ Kh8 68. e6 Qc1 69. e7 Rg8 70. Ne4 Qc2 71. Qe5+ Kh7 72. Nf6+ Kg6 73. Nxg8 Qc8+ 74. g4 1-0

[Event "ISL-ch58"]
[Site "Reykjavik"]
[Date "1972.03.28"]
[Round "6"]
[White "Thorvaldsson, Jonas"]
[Black "Jonsson, Halldor"]
[Result "1-0"]
[ECO "A14"]
[PlyCount "147"]
[EventDate "1972.03.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 e6 5. c4 d5 6. b3 Be7 7. Bb2 c5 8. e3 Nbd7 9. d3 0-0 10. Nbd2 Qc7 11. Qc2 Rac8 12. Rfe1 e5 13. a3 Rfe8 14. cxd5 Nxd5 15. e4 N5f6 16. Rac1 Qb8 17. Nc4 Bf8 18. Bh3 Rcd8 19. Qc3 Bd6 20. b4 cxb4 21. axb4 b5 22. Nxd6 Qxd6 23. Qc7 Qa6 24. Ra1 Qb6 25. Qxb6 Nxb6 26. Rxa7 Bc8 27. Bxc8 Nxc8 28. Ra3 Nd7 29. Ra5 f6 30. Rxb5 Ndb6 31. d4 Nc4 32. Ba1 exd4 33. Bxd4 N4d6 34. Rd5 Ne7 35. Rc5 Ng6 36. e5 Nf5 37. Ba1 Ra8 38. Ra5 Rxa5 39. bxa5 Ra8 40. exf6 Rxa5 41. Ng5 gxf6 42. Bxf6 Ra8 43. Rd1 h6 44. Rd5 Ng7 45. Bxg7 Kxg7 46. Ne4 Nf8 47. Rd6 Re8 48. Nf6 Re7 49. Nh5+ Kh7 50. Nf4 Nd7 51. Kg2 Nc5 52. h4 Rf7 53. f3 Nd7 54. Nd5 Ne5 55. Nf6+ Kg7 56. Nh5+ Kh7 57. Nf4 Rb7 58. Nd3 Nc4 59. Rd4 Rc7 60. g4 Nb6 61. g5 Rd7 62. Rxd7+ Nxd7 63. Kg3 Nb6 64. Kg4 Nd5 65. Kf5 Kg7 66. f4 Ne3+ 67. Ke4 Nc4 68. f5 Nd6+ 69. Kf4 hxg5+ 70. hxg5 Ne8 71. Ke5 Kf7 72. g6+ Kg7 73. Nc5 Kg8 74. f6 1-0

[Event "ISL-ch58"]
[Site "Reykjavik"]
[Date "1972.03.26"]
[Round "5"]
[White "Jonsson, Halldor"]
[Black "Palsson, Jon Adolf"]
[Result "1/2-1/2"]
[ECO "E60"]
[PlyCount "160"]
[EventDate "1972.03.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. b3 c5 7. 0-0 Nc6 8. Bb2 cxd4 9. Nxd4 Bd7 10. e3 Qc8 11. Re1 Bh3 12. Bh1 h5 13. Nc3 Bg4 14. Qd2 h4 15. Rac1 Nxd4 16. exd4 Re8 17. Qg5 hxg3 18. hxg3 Rb8 19. Nd5 Nxd5 20. Bxd5 Qf5 21. Qxf5 Bxf5 22. Re2 Bf6 23. c5 Red8 24. Bg2 Kf8 25. b4 dxc5 26. dxc5 Bxb2 27. Rxb2 Be6 28. b5 Bd5 29. Bxd5 Rxd5 30. c6 bxc6 31. bxc6 Rc8 32. c7 Ke8 33. Rb7 a5 34. Rc2 Kd7 35. Kf1 Kd6 36. Rb6+ Kd7 37. Rbc6 e6 38. Ke2 Rb5 39. R6c4 Rb7 40. Rf4 Ke7 41. Ra4 Rbxc7 42. Rxc7+ Rxc7 43. Rxa5 f5 44. f4 Kf6 45. a4 Rc3 46. Kf2 Ra3 47. Ra8 Ra2+ 48. Kg1 g5 49. a5 gxf4 50. gxf4 Ke7 51. a6 Kd7 52. a7 Kc7 53. Re8 Rxa7 54. Rxe6 Ra4 55. Kg2 Rxf4 56. Kg3 Rf1 57. Rh6 Kd7 58. Kg2 Rf4 59. Kg3 Rg4+ 60. Kf3 Ke7 61. Ra6 Kf7 62. Kf2 Rg6 63. Ra2 Rb6 64. Kf1 Kf6 65. Ra3 Rb2 66. Kg1 Kg5 67. Kf1 Kg4 68. Kg1 f4 69. Kf1 Rc2 70. Rb3 Rh2 71. Kg1 Rh3 72. Rxh3 Kxh3 73. Kf2 Kg4 74. Kg2 f3+ 75. Kf2 Kf4 76. Kf1 Ke4 77. Kf2 Kf4 78. Kf1 Ke3 79. Ke1 f2+ 80. Kf1 Kf3 1/2-1/2

[Event "ISL-ch58"]
[Site "Reykjavik"]
[Date "1972.03.25"]
[Round "4"]
[White "Sigurjonsson, Gudmundur"]
[Black "Jonsson, Halldor"]
[Result "1/2-1/2"]
[ECO "B02"]
[PlyCount "153"]
[EventDate "1972.03.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nf6 3. d3 d5 4. e5 Ng8 5. Be2 Nc6 6. Nf3 Bg4 7. 0-0 e6 8. c4 d4 9. Na3 Nh6 10. Ng5 Bxe2 11. Qxe2 Be7 12. Ne4 a6 13. Bd2 Qd7 14. Rf3 Nf5 15. Rh3 b6 16. Rb1 h5 17. Rxh5 0-0-0 18. Rxh8 Rxh8 19. b4 Nxb4 20. Bxb4 cxb4 21. Nc2 Qa4 22. Rb2 Rd8 23. h3 Ne3 24. Kh2 Nxc4 25. dxc4 d3 26. Qf2 dxc2 27. Rxc2 Qc6 28. Nd6+ Bxd6 29. exd6 Qc5 30. Qf3 Kb8 31. Qg3 g6 32. Rd2 Rd7 33. Qd3 a5 34. g4 Kb7 35. h4 a4 36. Qe4+ Qc6 37. Qxc6+ Kxc6 38. h5 gxh5 39. gxh5 b3 40. axb3 axb3 41. h6 f6 42. Rd3 b2 43. Rb3 Rh7 44. Kg3 Rxh6 45. Rxb2 Rh7 46. Kf3 Rd7 47. Ke4 Rxd6 48. Rb5 Rd1 49. Ke3 Re1+ 50. Kf3 Rf1+ 51. Ke3 Re1+ 52. Kf3 e5 53. fxe5 Rxe5 54. Rb1 Re6 55. Rb5 Re1 56. Kf4 Re5 57. Rb1 Rc5 58. Rb4 Kc7 59. Ke4 Rc6 60. Kd5 Kd7 61. Rb1 Rd6+ 62. Ke4 Ke6 63. Rb5 Rc6 64. Kd4 f5 65. Ke3 Kf6 66. Kf3 Kg5 67. Kg3 Rxc4 68. Rxb6 Rc3+ 69. Kf2 Kg4 70. Rg6+ Kf4 71. Ra6 Rc2+ 72. Kf1 Kg4 73. Ra4+ f4 74. Ra3 Rh2 75. Kg1 Rb2 76. Kf1 Rb1+ 77. Kf2 1/2-1/2

[Event "ISL-ch58"]
[Site "Reykjavik"]
[Date "1972.03.24"]
[Round "3"]
[White "Jonsson, Halldor"]
[Black "Torfason, Jon"]
[Result "1/2-1/2"]
[ECO "E34"]
[PlyCount "38"]
[EventDate "1972.03.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. e3 d5 6. a3 Bxc3+ 7. bxc3 b6 8. cxd5 exd5 9. Bd3 c5 10. dxc5 bxc5 11. Nf3 c4 12. Be2 Ne4 13. Nd4 Na6 14. 0-0 Re8 15. f3 Nd6 16. a4 Nc5 17. Ba3 Qc7 18. Bxc5 Qxc5 19. Qd2 Bd7 1/2-1/2

[Event "ISL-ch58"]
[Site "Reykjavik"]
[Date "1972.03.23"]
[Round "2"]
[White "Magnusson, Olafur"]
[Black "Jonsson, Halldor"]
[Result "1/2-1/2"]
[ECO "E30"]
[PlyCount "49"]
[EventDate "1972.03.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 0-0 6. e3 Bxc3+ 7. bxc3 d6 8. f4 Nbd7 9. Nf3 Qe7 10. Be2 e5 11. fxe5 dxe5 12. Bxf6 Qxf6 13. 0-0 e4 14. Nd2 Qg5 15. Rf4 f5 16. c5 Qe7 17. Qb3+ Kh7 18. Raf1 Nf6 19. g3 b6 20. Bb5 bxc5 21. Bc6 Be6 22. c4 Rab8 23. Qa3 Qd6 24. d5 g6 25. Qc3 1/2-1/2

[Event "ISL-ch58"]
[Site "Reykjavik"]
[Date "1972.03.22"]
[Round "1"]
[White "Georgsson, Harvey"]
[Black "Jonsson, Halldor"]
[Result "0-1"]
[ECO "B26"]
[PlyCount "59"]
[EventDate "1972.03.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. f4 d6 6. Nf3 Bg7 7. 0-0 Nh6 8. h3 0-0 9. d3 f5 10. Be3 Nd4 11. Qd2 Nf7 12. Qf2 Nxf3+ 13. Bxf3 fxe4 14. dxe4 e5 15. Kh2 exf4 16. gxf4 Be6 17. Qg2 Kh8 18. e5 g5 19. exd6 gxf4 20. Bxc5 Be5 21. Rg1 Qh4 22. Ne4 Rg8 23. Qf1 Rg3 24. Rxg3 fxg3+ 25. Kg1 g2 26. Bxg2 Bxh3 27. Qf2 Qg4 28. Re1 Rg8 29. Re2 Bxg2 30. Qxg2 0-1

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.04.08"]
[Round "11"]
[White "Jonsson, Halldor"]
[Black "Sigurjonsson, Gudmundur"]
[Result "0-1"]
[ECO "C19"]
[PlyCount "56"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Nbc6 8. Bd3 Qa5 9. Qd2 c4 10. Be2 Qa4 11. 0-0 Bd7 12. Ra2 0-0-0 13. Nh4 f6 14. exf6 gxf6 15. f4 Ng6 16. Qe1 Nce7 17. Bd2 Nxh4 18. Qxh4 Rdf8 19. g4 Be8 20. Bf3 h5 21. gxh5 Nf5 22. Qh3 Qd7 23. Re1 Qh7 24. Kh1 Bxh5 25. Re2 Rfg8 26. Be1 Ng3+ 27. Kg1 Nxe2+ 28. Kf2 Bxf3 0-1

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.04.07"]
[Round "10"]
[White "Kristinsson, Jon"]
[Black "Jonsson, Halldor"]
[Result "1-0"]
[ECO "E82"]
[PlyCount "107"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 b6 7. Bd3 a6 8. Nge2 c5 9. d5 e6 10. a4 exd5 11. cxd5 Nbd7 12. 0-0 Re8 13. Rb1 Ne5 14. b4 cxb4 15. Rxb4 Nfd7 16. Nd4 Nc5 17. Be2 Qc7 18. Qd2 Bb7 19. Rfb1 Ned7 20. Bf4 Rac8 21. Nd1 Be5 22. Bh6 Qd8 23. Bg5 Bf6 24. Bf4 Qe7 25. Bf1 Be5 26. Bxe5 Qxe5 27. Ne3 Qg5 28. Qf2 a5 29. Rc4 Ba6 30. Nb5 Bxb5 31. Rxb5 Nb7 32. Rc6 Qf6 33. Nc4 Qa1 34. Nxb6 Nxb6 35. Qxb6 Nc5 36. Rxd6 Nxa4 37. Rb1 Qa2 38. Qb3 Qxb3 39. Rxb3 Nc5 40. Ra3 a4 41. Bb5 Re7 42. Rb6 Ra7 43. Bc6 Ra5 44. Kf2 Kf8 45. Ke3 Ke7 46. Kd4 Rc7 47. Kc4 Rca7 48. Rb5 Nb3 49. Rxa5 Nxa5+ 50. Kb5 Nb3 51. Kb6 Ra5 52. Rxa4 Rxa4 53. Bxa4 Nd4 54. Kc7 1-0

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.04.06"]
[Round "9"]
[White "Olafsson, Fridrik"]
[Black "Jonsson, Halldor"]
[Result "1-0"]
[ECO "A11"]
[PlyCount "79"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. Bg2 Bf5 5. cxd5 cxd5 6. Qb3 Qb6 7. Qxb6 axb6 8. Nc3 Nc6 9. d3 e5 10. 0-0 Be7 11. Bg5 Be6 12. Nd2 0-0-0 13. Na4 Nd7 14. Bxe7 Nxe7 15. Nc3 Kb8 16. a4 Nf6 17. a5 bxa5 18. Rxa5 Nc6 19. Ra3 Nd4 20. Rfa1 Kc7 21. Rc1 Kd7 22. e3 Nc6 23. Nb3 b6 24. Ra6 Rb8 25. Na4 Kc7 26. Na5 Bd7 27. Ra7+ Kd6 28. Rxd7+ Kxd7 29. Nxc6 Rb7 30. Nxe5+ Kd6 31. d4 Ra8 32. Nc3 b5 33. Nxd5 Nxd5 34. Rc6+ Ke7 35. Bxd5 Ra1+ 36. Kg2 Rb1 37. Nxf7 Rxb2 38. Re6+ Kd7 39. Ne5+ Kc8 40. Re8+ 1-0

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.04.05"]
[Round "8"]
[White "Jonsson, Halldor"]
[Black "Gudmundsson, Arinbjorn"]
[Result "1/2-1/2"]
[ECO "B25"]
[PlyCount "92"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. 0-0 Rb8 9. a3 b5 10. Rb1 a5 11. Be3 b4 12. axb4 axb4 13. Ne2 0-0 14. h3 f5 15. Bf2 Ba6 16. Re1 h6 17. e5 Kh7 18. d4 c4 19. exd6 Qxd6 20. Ne5 Nd5 21. b3 cxb3 22. cxb3 Nce7 23. Nc4 Qd7 24. Qd2 Rfd8 25. Ra1 Bb5 26. Nc1 Nc3 27. Ne5 Bxe5 28. Rxe5 Nc6 29. Bxc6 Bxc6 30. d5 Ra8 31. Rxa8 Bxa8 32. Qd4 Nxd5 33. Nd3 Kg8 34. Nc5 Qf7 35. Nxe6 Re8 36. Nc5 Bc6 37. Nd3 Rxe5 38. Nxe5 Qe6 39. Qc5 Ne7 40. Nxc6 Nxc6 41. Kf1 Kf7 42. Qb6 Qe4 43. Qc7+ Kg8 44. Qd6 Kf7 45. g4 fxg4 46. hxg4 Ne7 1/2-1/2

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.04.04"]
[Round "7"]
[White "Sigurjonsson, Bjorn"]
[Black "Jonsson, Halldor"]
[Result "1-0"]
[ECO "E73"]
[PlyCount "93"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 h6 7. Be3 e5 8. d5 c6 9. Qd2 Kh7 10. f3 cxd5 11. cxd5 a6 12. 0-0-0 Nbd7 13. Kb1 b5 14. Rc1 Qa5 15. g4 Bb7 16. g5 hxg5 17. h4 Nh5 18. hxg5 Kg8 19. Nh3 Rfc8 20. Bd3 Nc5 21. Rhd1 Nxd3 22. Qxd3 Rc4 23. Ne2 Rac8 24. Nf2 Qd8 25. Qd2 a5 26. Nd3 b4 27. Rxc4 Rxc4 28. Rc1 Ba6 29. Rxc4 Bxc4 30. Qc2 Qc8 31. Kc1 Qa6 32. Kd2 Bb5 33. a4 Bd7 34. b3 Qb7 35. Nb2 Bh3 36. Nc4 Qd7 37. Nxa5 Bg2 38. Ng1 Nf4 39. Nc6 Kf8 40. Nxb4 Nh3 41. Qc6 Ke7 42. Qxd7+ Kxd7 43. Nxh3 Bxh3 44. a5 Kc7 45. a6 Bf1 46. a7 Kb7 47. Nc6 1-0

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.04.03"]
[Round "6"]
[White "Jonsson, Halldor"]
[Black "Sigurjonsson, Johann Oern"]
[Result "1-0"]
[ECO "B25"]
[PlyCount "67"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. 0-0 0-0 9. Bd2 Rb8 10. Rb1 b5 11. a3 a5 12. Be3 Nd4 13. Ne2 Nxf3+ 14. Bxf3 Bb7 15. h3 Qc7 16. d4 c4 17. g4 f5 18. gxf5 gxf5 19. Ng3 Kh8 20. exf5 Nxf5 21. Nxf5 exf5 22. d5 Bf6 23. Kh2 Qg7 24. Rg1 Qh6 25. Qd2 Rbe8 26. Bd4 Re7 27. Rg2 Bxd4 28. Qxd4+ Qf6 29. Qb6 Qh6 30. Rg5 Rfe8 31. Qd4+ Re5 32. Rbg1 Qh4 33. Rxf5 Bc8 34. Rh5 1-0

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.04.02"]
[Round "5"]
[White "Jonsson, Johann Thorir"]
[Black "Jonsson, Halldor"]
[Result "1-0"]
[ECO "D04"]
[PlyCount "60"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 c6 3. d4 Nf6 4. Ne5 e6 5. f4 Ne4 6. Qf3 Be7 7. Bd3 Nd6 8. 0-0 0-0 9. Bxh7+ Kxh7 10. Qh5+ Kg8 11. Rf3 Nf5 12. Rh3 Nh6 13. Ng4 e5 14. Nxh6+ gxh6 15. Rg3+ Kh7 16. e4 Bh4 17. f5 Bxg3 18. Qxh6+ Kg8 19. f6 Qxf6 20. Qxf6 Bf4 21. Bxf4 exf4 22. e5 Re8 23. Nd2 Na6 24. Rf1 Re6 25. Qd8+ Kg7 26. Rxf4 Rg6 27. g3 Rb8 28. Nf3 Be6 29. Qe7 Rf8 30. Ng5 Rh8 1-0

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.04.01"]
[Round "4"]
[White "Jonsson, Halldor"]
[Black "Halfdanarson, Jon"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "167"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d4 0-0 5. e4 d6 6. Be2 Nbd7 7. 0-0 e5 8. Be3 c6 9. h3 Qe7 10. d5 c5 11. Ne1 Ne8 12. f3 f5 13. g4 f4 14. Bf2 Bf6 15. Nd3 Bh4 16. Qe1 Bxf2+ 17. Qxf2 h5 18. Qg2 hxg4 19. fxg4 g5 20. a3 Nef6 21. Ne1 Kg7 22. Nf3 Kg6 23. h4 Nh7 24. h5+ Kh6 25. Nh2 Nhf6 26. Rab1 b6 27. b3 Rb8 28. Qf3 Rb7 29. Qd3 Rg8 30. Kh1 Nb8 31. Rg1 Bd7 32. Qf3 Na6 33. Rb2 Nc7 34. Nb5 Nce8 35. Nc3 Ng7 36. Bd1 Rgb8 37. a4 a6 38. Be2 Nge8 39. Ra1 Nc7 40. Rba2 Qh7 41. Kg2 b5 42. axb5 axb5 43. Ra7 bxc4 44. bxc4 Qg8 45. Rxb7 Rxb7 46. Rb1 Rxb1 47. Nxb1 Qb8 48. Nd2 Qb2 49. Ndf1 Na6 50. Ng3 Qc2 51. Nf5+ Bxf5 52. gxf5 Nxe4 53. Ng4+ Kg7 54. h6+ Kh8 55. f6 Nb8 56. f7 Nd7 57. Ne3 Qa2 58. Nd1 Nef6 59. Nc3 Qc2 60. Qd3 Qxd3 61. Bxd3 Ng4 62. h7 Nh6 63. Nb5 Nxf7 64. Bg6 Nd8 65. Nxd6 Nf8 66. Bf5 Nxh7 67. Ne4 Kg7 68. Nxc5 Nf6 69. Kf3 Kf7 70. Nd3 Ne8 71. Nxe5+ Kf6 72. Bd7 Kxe5 73. Bxe8 Kd4 74. Bb5 Nf7 75. Kg4 Nd6 76. Kxg5 f3 77. Bd7 Kxc4 78. Kf4 f2 79. Bh3 Kxd5 80. Kf3 Ne4 81. Bg2 Ke5 82. Ke2 Kf4 83. Bxe4 Kxe4 84. Kxf2 1/2-1/2

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.03.31"]
[Round "3"]
[White "Thorsteinsson, Bjorn"]
[Black "Jonsson, Halldor"]
[Result "0-1"]
[ECO "B89"]
[PlyCount "98"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 a6 8. Qe2 Na5 9. Bb3 b5 10. 0-0 Nxb3 11. axb3 Bb7 12. f3 Be7 13. Rfd1 Qc7 14. Kh1 0-0 15. Qf2 Nd7 16. Rd2 b4 17. Na4 Nc5 18. Qg3 Nxa4 19. Rxa4 Rfc8 20. Rxb4 d5 21. Bf4 Bxb4 22. Bxc7 Bxd2 23. exd5 Bxd5 24. c4 Ra7 25. Be5 Bh6 26. h4 Ba8 27. h5 Kh8 28. Qh3 Re7 29. Qh4 Rd7 30. Ne2 f6 31. Bc3 e5 32. Kh2 Rd1 33. Qg4 Rcd8 34. Ba5 Re8 35. Ng3 Bf4 36. h6 g6 37. Qh4 Bg5 38. Qg4 Bf4 39. Qh4 Re6 40. Bb4 Bb7 41. Qh3 f5 42. Bf8 e4 43. Qh4 g5 44. Qh3 g4 45. Qh5 exf3 46. Qf7 Rh1+ 47. Kxh1 fxg2+ 48. Kh2 Bxg3+ 49. Kxg3 g1Q+ 0-1

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.03.30"]
[Round "2"]
[White "Jonsson, Halldor"]
[Black "Angantysson, Haukur"]
[Result "0-1"]
[ECO "C85"]
[PlyCount "102"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 0-0 10. Be3 Ne5 11. Nc3 Ng4 12. Rd1 Bd6 13. f4 Nxe3 14. Qxe3 Qe7 15. Kh1 f6 16. Qg3 Bd7 17. Nf5 Bxf5 18. exf5 Rfe8 19. Rfe1 Qd7 20. Qd3 Rxe1+ 21. Rxe1 Re8 22. Qc4+ Kf8 23. Re6 Rxe6 24. fxe6 Qe8 25. Ne2 Qh5 26. Qd3 Qg4 27. f5 g6 28. fxg6 hxg6 29. Qe3 Ke7 30. h3 Qf5 31. c4 Qf1+ 32. Ng1 Qxc4 33. Qh6 Qe4 34. Qg7+ Kxe6 35. Qg8+ Kd7 36. Qf7+ Be7 37. Qb3 c5 38. Qc3 c4 39. a3 Qd3 40. Qe1 Bc5 41. Ne2 Be3 42. Nc3 Bd2 43. Qf2 Bxc3 44. bxc3 Qxc3 45. h4 Qc1+ 46. Kh2 Qxa3 47. g4 Qd6+ 48. Kh3 c3 49. Qc2 Qd2 50. Qxg6 c2 51. Qf7+ Kc6 0-1

[Event "ISL-ch55"]
[Site "Reykjavik"]
[Date "1969.03.29"]
[Round "1"]
[White "Thorbergsson, Freysteinn"]
[Black "Jonsson, Halldor"]
[Result "1-0"]
[ECO "E80"]
[PlyCount "83"]
[EventDate "1969.03.29"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. a4 a5 8. Qd2 0-0 9. 0-0-0 Na6 10. h4 Qc7 11. Bh6 e5 12. h5 Nb4 13. Kb1 Ne8 14. g4 f6 15. hxg6 hxg6 16. Nge2 Bxh6 17. Rxh6 Qg7 18. Bg2 Be6 19. d5 cxd5 20. cxd5 Bd7 21. Rdh1 Rf7 22. Bf1 Kf8 23. Ng3 Ke7 24. R1h3 Kd8 25. Rh8 Kc7 26. Qh2 f5 27. g5 Rf8 28. R8h7 Qg8 29. Bb5 Rd8 30. Bxd7 Rxd7 31. Nb5+ Kd8 32. Rxd7+ Kxd7 33. Rh7+ Rf7 34. Rh8 Qg7 35. Qh3 b6 36. Ka1 Nc7 37. Nxc7 Kxc7 38. Ra8 Kb7 39. Rd8 Rc7 40. Qf1 Nc2+ 41. Kb1 fxe4 42. Nxe4 1-0

