[Event "ISL-chT 0001"]
[Site "Reykjavik"]
[Date "2001.??.??"]
[Round "?"]
[White "Jonsson, Johannes G"]
[Black "Sigurdsson, Pall"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "2315"]
[PlyCount "67"]
[EventDate "2000.11.17"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 d6 5. Re1 Be7 6. d4 exd4 7. Nxd4 Bd7 8. Nc3 0-0 9. Bxc6 Bxc6 10. Nf5 Re8 11. Bg5 Bf8 12. Qd4 Re6 13. Nd5 Bxd5 14. exd5 Rxe1+ 15. Rxe1 Qd7 16. Nh6+ Kh8 17. Bxf6 Re8 18. Rxe8 Qxe8 19. Qe3 Qxe3 20. fxe3 gxf6 21. Nxf7+ Kg8 22. Nd8 b5 23. Ne6 Bh6 24. Kf2 b4 25. Nxc7 a5 26. Nb5 Bf8 27. Nd4 Bg7 28. b3 f5 29. Nxf5 Be5 30. Ne7+ Kf7 31. Nc6 Bc3 32. Nxa5 Kf6 33. Nc4 Kf5 34. Kf3 1-0

[Event "ISL-chT"]
[Site "Reykjavik"]
[Date "2000.03.24"]
[Round "?"]
[White "Jonsson, Johannes G"]
[Black "Steindorsson, Sigurdur Pall"]
[Result "1-0"]
[ECO "B49"]
[WhiteElo "2315"]
[BlackElo "2056"]
[PlyCount "63"]
[EventDate "2000.03.24"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. 0-0 Nf6 8. Be3 Bb4 9. Na4 b5 10. Nxc6 Qxc6 11. Nb6 Rb8 12. e5 Rxb6 13. Bxb6 Nd5 14. Bd4 g5 15. Bf3 g4 16. Be4 h5 17. c3 Be7 18. f4 Bb7 19. Qd2 h4 20. f5 h3 21. g3 Rh5 22. fxe6 dxe6 23. Qe2 Rg5 24. Rf4 Bc5 25. Qf2 Rxe5 26. Bxc5 Rxe4 27. Rxe4 Nxc3 28. Rf1 f5 29. Rxe6+ Qxe6 30. bxc3 Qd5 31. Qe3+ Kd7 32. Qd4 1-0

[Event "ISL-chT"]
[Site "Reykjavik"]
[Date "2000.03.24"]
[Round "?"]
[White "Olafsson, Thorvadur F"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2079"]
[BlackElo "2315"]
[PlyCount "98"]
[EventDate "2000.03.24"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ISL"]
[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. Nge2 Bg7 5. g3 0-0 6. Bg2 e5 7. h3 c6 8. a4 a5 9. Be3 Qe7 10. 0-0 Na6 11. d5 Nb4 12. dxc6 bxc6 13. Qd2 Ba6 14. Rfe1 Rab8 15. Nc1 Rfd8 16. Nb3 Qc7 17. Bf1 Bxf1 18. Kxf1 d5 19. exd5 cxd5 20. Nb5 Qc4+ 21. Kg2 Ne4 22. Qd1 d4 23. Nxa5 Qd5 24. f3 dxe3 25. Qxd5 Rxd5 26. fxe4 Rd2+ 27. Kf1 Nxc2 28. Nc6 Rb6 29. Ne7+ Kf8 30. Nd5 Rb8 31. b4 f5 32. Nxe3 Nxa1 33. Rxa1 f4 34. gxf4 exf4 35. Nc4 Rc2 36. Nca3 Rh2 37. Kg1 Re2 38. Rc1 Rxe4 39. Rc4 Rbe8 40. Nd6 Re1+ 41. Kf2 R1e2+ 42. Kf1 Re1+ 43. Kf2 R8e2+ 44. Kf3 Re3+ 45. Kf2 Be5 46. Rc8+ Ke7 47. Ndc4 Rc1 48. Ra8 Rxh3 49. a5 Bd4+ 0-1

[Event "ISL-chT 9899"]
[Site "Reykjavik"]
[Date "1998.??.??"]
[Round "?"]
[White "Jonsson, Johannes G"]
[Black "Asgeirsson, Heimir"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2315"]
[BlackElo "2118"]
[PlyCount "39"]
[EventDate "1998.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. c3 a6 6. Ba4 d5 7. exd5 Qxd5 8. d4 cxd4 9. cxd4 b5 10. Bb3 Qd8 11. Nc3 Nd5 12. Nxd5 exd5 13. Ng5 Be7 14. Nxf7 Kxf7 15. Qh5+ Ke6 16. Bxd5+ Kd7 17. Bf4 Bd6 18. Rac1 Bb7 19. Bxd6 Rc8 20. Bg3 1-0

[Event "ISL-chT"]
[Site "Reykjavik"]
[Date "1996.??.??"]
[Round "?"]
[White "Fridjonsson, Julius"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2225"]
[BlackElo "2315"]
[PlyCount "68"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nc6 7. a3 a6 8. d3 e5 9. Rb1 h6 10. b4 Be6 11. a4 Qd7 12. b5 axb5 13. axb5 Ne7 14. Qb3 Bh3 15. c5 Bxg2 16. Kxg2 Nf5 17. Ba3 Nd4 18. Nxd4 exd4 19. Ne4 dxc5 20. Nxc5 Qd5+ 21. Qxd5 Nxd5 22. Rb3 Rfe8 23. Nxb7 Rxe2 24. Kf3 Rae8 25. Nc5 f5 26. h4 Rd2 27. Rb2 Ree2 28. Rxd2 Rxd2 29. Re1 Ra2 30. Bc1 Nf6 31. Bf4 Ng4 32. Rf1 Nh2+ 33. Kg2 Nxf1 34. Bxc7 Ne3+ 0-1

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Arnason, Asgeir Thor"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "B53"]
[BlackElo "2315"]
[PlyCount "58"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. 0-0-0 Be7 10. Rhe1 a6 11. Nd5 Nxd5 12. Qxg7 Bxg5+ 13. Nxg5 Qf6 14. Qxf6 Nxf6 15. Rxd6 Rg8 16. f4 h6 17. Nh3 Rxg2 18. e5 Nd5 19. f5 Bd7 20. c4 Rc8 21. Re4 b5 22. Rxa6 exf5 23. Rh4 Rxc4+ 24. Rxc4 bxc4 25. Rxh6 f4 26. Nxf4 Nxf4 27. h4 Nd3+ 28. Kb1 Rxb2+ 29. Ka1 c3 0-1

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Forintos, Gyozo Victor"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2410"]
[BlackElo "2315"]
[PlyCount "63"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nxd4 6. Qxd4 g6 7. e4 d6 8. Bg5 Bg7 9. Be2 Qa5 10. Qd2 Be6 11. Rc1 Rc8 12. b3 b5 13. e5 Nd7 14. Nxb5 Qxd2+ 15. Bxd2 Bxe5 16. Be3 Nc5 17. b4 a6 18. Nd4 Na4 19. Nxe6 fxe6 20. c5 dxc5 21. Bxa6 Rb8 22. bxc5 Bc3+ 23. Ke2 Rb2+ 24. Kd3 Be5 25. Rc4 Nc3 26. Rxc3 Bxc3 27. Kxc3 Rxa2 28. Bc4 Ra3+ 29. Kb4 Ra8 30. Bxe6 Rf8 31. c6 Rf6 32. Bd7+ 1-0

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Gruenberg, Rainer"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "E74"]
[BlackElo "2315"]
[PlyCount "70"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Be2 0-0 6. Bg5 Nbd7 7. Qd2 c5 8. d5 b5 9. cxb5 a6 10. f3 Qa5 11. a4 Qb4 12. a5 axb5 13. Nxb5 Qxd2+ 14. Bxd2 Ne8 15. Bc3 Ba6 16. Kd2 Rb8 17. Na7 Nc7 18. Nc6 Rbe8 19. Bxg7 Kxg7 20. b4 cxb4 21. Nxb4 Nc5 22. Ra3 Rb8 23. Nxa6 N7xa6 24. Bxa6 Nxa6 25. Ne2 Rb2+ 26. Ke3 Rc8 27. Re1 Rcc2 28. Nf4 Ra2 29. Ra1 Rc3+ 30. Rxc3 Rxa1 31. Rc8 Rxa5 32. Re8 Kf6 33. g4 Nc5 34. h4 Ra3+ 35. Kf2 h6 1/2-1/2

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Jonsson, Johannes G"]
[Black "Horvath, Tamas"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2315"]
[PlyCount "93"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. d5 exd5 4. exd5 d6 5. Nc3 Nf6 6. Nf3 Be7 7. Be2 0-0 8. 0-0 Na6 9. Re1 Nc7 10. a4 Rb8 11. Bc4 b6 12. Rb1 Bg4 13. Bf4 Qd7 14. Nb5 Nxb5 15. Bxb5 Qd8 16. Qd3 Ne8 17. Nd2 Bg5 18. Qe3 Bxf4 19. Qxf4 Bd7 20. Ne4 Bxb5 21. axb5 Rb7 22. c4 Re7 23. h3 Re5 24. Nd2 Qf6 25. Qxf6 Nxf6 26. Rxe5 dxe5 27. Ra1 Ra8 28. Kf1 Kf8 29. Ke2 Ke7 30. Kd3 h6 31. g4 Nd7 32. Re1 a5 33. bxa6 Rxa6 34. f4 f6 35. Nf3 Kd6 36. fxe5+ Nxe5+ 37. Nxe5 fxe5 38. Rf1 b5 39. cxb5 Ra4 40. Rf7 Rb4 41. Rxg7 Rxb5 42. Rg6+ Kxd5 43. Rxh6 Rxb2 44. g5 Rg2 45. h4 Rg3+ 46. Kd2 c4 47. Rh8 1/2-1/2

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Jonsson, Johannes G"]
[Black "Iskov, Gert"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2315"]
[BlackElo "2380"]
[PlyCount "150"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. g3 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Bg2 Qe6+ 6. Kf1 Nc6 7. h3 Bh5 8. d3 Qd7 9. Nc3 Nf6 10. g4 Bg6 11. Bf4 e6 12. g5 Nh5 13. Ne5 Nxe5 14. Bxe5 Bd6 15. Qe2 0-0 16. Re1 Rac8 17. Bf3 Bxe5 18. Qxe5 c4 19. dxc4 Rxc4 20. Rd1 Qc8 21. Rd4 b5 22. a3 a5 23. Kg2 Rxd4 24. Qxd4 Qb8 25. Bxh5 Bxh5 26. Re1 Rc8 27. Qd2 Bg6 28. Ne4 b4 29. axb4 axb4 30. f3 Rd8 31. Qe2 Qe5 32. Rd1 Rf8 33. h4 Qxb2 34. Rd2 Qe5 35. Qc4 Bxe4 36. Qxe4 Qxe4 37. fxe4 Rc8 38. Kf3 e5 39. Rd5 Rc3+ 40. Kg4 g6 41. Rb5 Rc4 42. Kf3 Rc3+ 43. Kg4 Rc4 44. Kf3 Kg7 45. Rb7 Rc3+ 46. Kg4 Rc4 47. Kf3 Rc3+ 48. Kg4 Rxc2 49. Rxb4 Rf2 50. Ra4 Rf4+ 51. Kg3 h5 52. Rb4 Kf8 53. Rc4 Ke7 54. Ra4 Kd6 55. Rc4 Rg4+ 56. Kh3 Kd7 57. Ra4 Kc6 58. Rc4+ Kd6 59. Rb4 Kc5 60. Ra4 Rf4 61. Kg3 Kb5 62. Ra7 Kc4 63. Rd7 Kc3 64. Kh3 Rxe4 65. Rxf7 Rg4 66. Rf6 e4 67. Rc6+ Kd2 68. Rd6+ Ke2 69. Rxg6 e3 70. Re6 Kf2 71. Rf6+ Ke1 72. g6 e2 73. Rf5 Kd2 74. Rd5+ Ke3 75. Rxh5 Kf4 0-1

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Jonsson, Johannes G"]
[Black "Jonasson, Benedikt"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2315"]
[BlackElo "2240"]
[PlyCount "61"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 g6 4. d3 Bg7 5. f4 e6 6. Nf3 Nge7 7. 0-0 d5 8. Nbd2 0-0 9. c3 b6 10. e5 Nf5 11. Re1 h5 12. Nf1 Bb7 13. d4 cxd4 14. cxd4 Rc8 15. a3 Qd7 16. h3 Ba6 17. g4 hxg4 18. hxg4 Bxf1 19. Bxf1 Ng3 20. Bd3 Rfd8 21. Kg2 Ne4 22. Rh1 Ne7 23. Be3 Rc7 24. Rh3 Rdc8 25. Qb3 Nc6 26. Rc1 Na5 27. Rxc7 Qxc7 28. Qb5 Nc4 29. Bxc4 Qxc4 30. Qxc4 Rxc4 31. Rh2 1/2-1/2

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Jonsson, Johannes G"]
[Black "Petursson, Margeir"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2315"]
[BlackElo "2415"]
[PlyCount "132"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 g6 4. d3 Bg7 5. c3 e5 6. f4 exf4 7. Bxf4 Nge7 8. Na3 0-0 9. Nf3 d5 10. Nb5 h6 11. h4 Bg4 12. 0-0 Qb6 13. a4 Rac8 14. Qc1 Kh7 15. Nd6 Rcd8 16. exd5 Nxd5 17. Nc4 Qa6 18. Bd6 Rfe8 19. Bxc5 Nxc3 20. bxc3 Rxd3 21. Qf4 f5 22. Nd6 Re2 23. Nb5 Ne5 24. Nfd4 Rxg2+ 25. Kxg2 b6 26. Bb4 Qb7+ 27. Kg1 a6 28. Nd6 Qd5 29. Rf2 a5 30. Ba3 Rxc3 31. N6b5 Rd3 32. Bb2 g5 33. hxg5 hxg5 34. Rh2+ Kg6 35. Qf2 Nc4 36. Nxf5 Bxf5 37. Bxg7 Kxg7 38. Rf1 Rd1 39. Rxd1 Qxd1+ 40. Qf1 Qd5 41. Qa1+ Kg6 42. Qd4 Qe6 43. Rf2 Qe1+ 44. Kh2 Ne5 45. Qxb6+ Kh5 46. Rxf5 Ng4+ 47. Kg2 Qe2+ 48. Kg1 Qe1+ 49. Kg2 Qe4+ 50. Kf1 Qxf5+ 51. Ke1 Qb1+ 52. Ke2 Qc2+ 53. Ke1 Qxa4 54. Nc3 Qe8+ 55. Kd2 Qe5 56. Qg1 Nf6 57. Qd1+ Kh6 58. Qh1+ Kg6 59. Qb1+ Qf5 60. Qb6 Kh5 61. Qd4 Qd7 62. Qxd7 Nxd7 63. Ne4 Kg4 64. Kc3 Nb6 65. Kb3 Kf5 66. Nd6+ Ke5 1/2-1/2

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Jonsson, Johannes G"]
[Black "Thorsteins, Karl"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2315"]
[BlackElo "2305"]
[PlyCount "87"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. g3 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Bg2 Qe6+ 6. Kf1 Bh3 7. b4 cxb4 8. a3 Nc6 9. axb4 Nxb4 10. Na3 Nf6 11. d4 g6 12. c4 Bg7 13. Rb1 a5 14. Qa4+ b5 15. Qxb5+ Kf8 16. Ng5 Bxg2+ 17. Kxg2 Qc8 18. Bd2 Ne8 19. Nf3 Nd6 20. Qa4 Nf5 21. Bc3 Bf6 22. Rhd1 g5 23. Nb5 Kg7 24. Bxb4 axb4 25. Qxb4 g4 26. Ne1 Ra2 27. Rb3 Rd8 28. d5 e6 29. Rbd3 Rb2 30. Qa4 Qc5 31. R1d2 Rb4 32. Qd1 Rxc4 33. Na3 Re4 34. dxe6 Rxd3 35. Rxd3 Rxe6 36. Qxg4+ Kh8 37. Rf3 Nd4 38. Re3 Rxe3 39. fxe3 Nf5 40. Nac2 Nxe3+ 41. Nxe3 Qxe3 42. Qc8+ Kg7 43. Qg4+ Kh8 44. Qc8+ 1/2-1/2

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Kaiszauri, Konstanty"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2395"]
[BlackElo "2315"]
[PlyCount "49"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 f5 3. g3 Nf6 4. Bg2 Be7 5. Nf3 d6 6. 0-0 c6 7. c5 e4 8. cxd6 Qxd6 9. Ne1 0-0 10. d3 exd3 11. Nxd3 Be6 12. Qc2 g6 13. Bh6 Re8 14. Rad1 Qc7 15. Nf4 Qc8 16. Nxe6 Qxe6 17. e4 fxe4 18. Rfe1 Na6 19. Nxe4 Bb4 20. Bh3 Qe5 21. Bf4 Qe7 22. Bg5 Bxe1 23. Nxf6+ Kh8 24. Nxe8 Qxg5 25. Rxe1 1-0

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Karlsson, Hilmar"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2260"]
[BlackElo "2315"]
[PlyCount "39"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. Bc4 Nb6 8. Bb5 dxe5 9. Nxe5 Bd7 10. Nc3 e6 11. 0-0 Nxe5 12. dxe5 Bxb5 13. Nxb5 a6 14. Nc3 Qxd1 15. Rxd1 Be7 16. b3 Rc8 17. Bb2 Bb4 18. Ne4 Nd5 19. g3 0-0 20. Rac1 1/2-1/2

[Event "Reykjavik Open"]
[Site "Reykjavik"]
[Date "1982.02.??"]
[Round "?"]
[White "Kraehenbuehl, Gerhard"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "E66"]
[BlackElo "2315"]
[PlyCount "88"]
[EventDate "1982.02.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. d4 d6 4. Bg2 Nf6 5. Nc3 0-0 6. Nf3 c5 7. 0-0 Nc6 8. d5 Na5 9. Nd2 e5 10. a3 b6 11. e4 Ng4 12. Qe2 f5 13. b4 Nb7 14. f3 Nh6 15. Nb3 f4 16. g4 Nf7 17. Bd2 h5 18. h3 Bf6 19. Rfb1 Bh4 20. Qd1 hxg4 21. hxg4 Bg3 22. Kf1 Qh4 23. Ke2 Kg7 24. Kd3 Rh8 25. Qe2 Bd7 26. Rh1 Qe7 27. Kc2 Ng5 28. Rxh8 Rxh8 29. Rh1 Rxh1 30. Bxh1 Qf8 31. Qf1 Nd8 32. Nc1 Ndf7 33. N3e2 Bh4 34. Bc3 Nh6 35. Nd3 Kg8 36. Nxe5 dxe5 37. Bxe5 cxb4 38. Nxf4 bxa3 39. Qa1 Ba4+ 40. Kd3 Qb4 41. Nxg6 Qb3+ 42. Qc3 Qb1+ 43. Ke3 Qg1+ 44. Kd3 Qf1+ 0-1

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "9"]
[White "Arnason, Asgeir Thor"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "B92"]
[BlackElo "2310"]
[PlyCount "80"]
[EventDate "1981.??.??"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 h6 8. Nd2 Be7 9. Nc4 Qc7 10. Be3 Nbd7 11. a4 b6 12. f3 0-0 13. g4 Rb8 14. h4 Bb7 15. g5 Nh5 16. Rg1 g6 17. Qd2 Ba8 18. a5 b5 19. Nb6 Nxb6 20. axb6 Rxb6 21. Nd5 Bxd5 22. exd5 Rbb8 23. Rxa6 Ra8 24. Rc6 Qd7 25. Rg4 Ra1+ 26. Kf2 Rfa8 27. Qc3 Bd8 28. Bxb5 hxg5 29. hxg5 Ng7 30. Rh4 Nf5 31. Rh2 Rd1 32. Rc5 Qa7 33. Rc8 Nxe3 34. Rxa8 Qxa8 35. Qxe3 Qa5 36. Qb3 Qd2+ 37. Be2 Qe1+ 38. Kg2 Qxe2+ 39. Kh3 Qf1+ 40. Kg3 Qe1+ 0-1

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "10"]
[White "Gudmundsson, Elvar"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2285"]
[BlackElo "2310"]
[PlyCount "98"]
[EventDate "1981.??.??"]
[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 g6 2. g3 Bg7 3. Bg2 Nf6 4. b3 c5 5. Bb2 d5 6. c4 dxc4 7. bxc4 0-0 8. 0-0 Nc6 9. d3 Rb8 10. Nc3 e5 11. Nd2 Bd7 12. Nde4 Nxe4 13. Nxe4 Qe7 14. Nc3 f5 15. Nd5 Qf7 16. Rb1 Kh8 17. Bc1 b6 18. Bd2 Rbe8 19. a4 Rb8 20. Bc3 Ne7 21. Qc2 f4 22. Nxe7 Qxe7 23. a5 bxa5 24. Bxa5 fxg3 25. hxg3 Qd6 26. Bc3 Bc6 27. Bxc6 Qxc6 28. Qa2 Qc7 29. Rb5 h5 30. Qa5 Rbc8 31. Rfb1 Rf7 32. Qa6 Qc6 33. Qxc6 Rxc6 34. Rb8+ Kh7 35. Re8 Ra6 36. Bxe5 Bxe5 37. Rxe5 Ra2 38. Rb5 Rc7 39. Rexc5 Rxc5 40. Rxc5 Rxe2 41. Rc7+ Kh6 42. Rxa7 Kg5 43. Rd7 Rc2 44. Rd5+ Kg4 45. Kg2 g5 46. c5 h4 47. Rd4+ Kf5 48. Rc4 Ra2 49. gxh4 gxh4 1-0

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "7"]
[White "Johannsson, Ingi Randver"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2445"]
[BlackElo "2310"]
[PlyCount "79"]
[EventDate "1981.??.??"]
[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. d4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 e5 8. e4 a6 9. Re1 c6 10. dxe5 dxe5 11. h3 b5 12. Be3 Qe7 13. Qc2 Re8 14. a3 Bb7 15. Rad1 c5 16. Nd2 Bc6 17. Nb3 bxc4 18. Na5 Rac8 19. Nxc4 Rb8 20. Bf1 Red8 21. Na5 Ba8 22. Nd5 Nxd5 23. exd5 e4 24. Nc6 Bxc6 25. dxc6 Rxb2 26. Bxc5 Nxc5 27. Rxd8+ Qxd8 28. Qxc5 Bd4 29. c7 Bxf2+ 30. Qxf2 Qxc7 31. Qe3 h5 32. Rc1 Qd6 33. Rc8+ Kh7 34. Qc3 Qb6+ 35. Kh1 f6 36. Qc4 Qf2 37. Qf7+ Kh6 38. Rh8+ Kg5 39. h4+ Kf5 40. Qd7+ 1-0

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "4"]
[White "Jonsson, Johannes G"]
[Black "Arnason, Jon Loftur"]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "2310"]
[BlackElo "2450"]
[PlyCount "90"]
[EventDate "1981.??.??"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Qc7 7. a4 e6 8. Be2 Nc6 9. 0-0 Be7 10. f4 0-0 11. Kh1 Re8 12. Bf3 Rb8 13. Qe1 Nxd4 14. Bxd4 e5 15. Ba7 Ra8 16. Be3 Be6 17. a5 exf4 18. Bxf4 Nd7 19. Qg3 Ne5 20. Be2 Ng6 21. Bg5 Bxg5 22. Qxg5 Rac8 23. Rfd1 Ne5 24. Qd2 Red8 25. Qd4 Qc5 26. Qxc5 Rxc5 27. Rd2 Kf8 28. Nd5 Bxd5 29. exd5 Rdc8 30. c3 Re8 31. Rd4 Nd7 32. Bf1 Re3 33. Kg1 Rc8 34. Rb4 Rc7 35. Rd1 Ke7 36. Kf2 Re5 37. g3 f5 38. Bg2 Nf6 39. Bf3 Nd7 40. Rbd4 Kd8 41. c4 Re7 42. b4 Ne5 43. Be2 Rc8 44. Rc1 Rec7 45. Rf4 g6 1/2-1/2

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "2"]
[White "Jonsson, Johannes G"]
[Black "Hjartarson, Johann"]
[Result "0-1"]
[ECO "B57"]
[WhiteElo "2310"]
[BlackElo "2405"]
[PlyCount "110"]
[EventDate "1981.??.??"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nb3 e6 8. Bf4 Na5 9. Bb5+ Bd7 10. Bxd7+ Nxd7 11. Qe2 a6 12. 0-0-0 Be7 13. Bg3 Qc7 14. f4 Nc4 15. Rhf1 Rc8 16. Rd3 b5 17. a3 0-0 18. Rfd1 Ndb6 19. Bf2 Na4 20. Nxa4 bxa4 21. Rc3 axb3 22. cxb3 d5 23. bxc4 Qxf4+ 24. Kb1 dxe4 25. Bg3 Qf5 26. Re3 Rfd8 27. Rf1 Qg6 28. Be5 Bg5 29. Rxe4 Rd2 30. Qf3 Rxc4 31. Rfe1 Rxe4 32. Rxe4 Bf4 33. Ka2 Bxe5 34. Re2 Rd8 35. Rxe5 Qc2 36. Re4 h6 37. Rg4 f5 38. Rg3 Rd1 39. Qa8+ Kh7 40. Qxa6 Qb1+ 41. Kb3 Rd2 42. Qxe6 Qxb2+ 43. Ka4 Rd8 44. Rb3 Ra8+ 45. Kb5 Rb8+ 46. Ka4 Qd4+ 47. Rb4 Ra8+ 48. Kb5 Qd3+ 49. Kc6 Rxa3 50. Kb7 Rc3 51. h4 Rc5 52. Kb6 Rc2 53. g4 Qd8+ 54. Kb5 Qb8+ 55. Qb6 Qe8+ 0-1

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "11"]
[White "Jonsson, Johannes G"]
[Black "Jonsson, Johann Thorir"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "2310"]
[PlyCount "81"]
[EventDate "1981.??.??"]
[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 d6 4. d4 Bd7 5. 0-0 Nf6 6. Nc3 Be7 7. Re1 0-0 8. Bxc6 Bxc6 9. dxe5 dxe5 10. Qxd8 Raxd8 11. Nxe5 Bxe4 12. Nxe4 Nxe4 13. Nd3 f5 14. f3 Bc5+ 15. Nxc5 Nxc5 16. Bg5 Rd5 17. Be7 Re8 18. c4 Kf7 19. cxd5 Rxe7 20. Rac1 b6 21. Red1 a5 22. d6 cxd6 23. Rxd6 Re2 24. Rxb6 Nd7 25. Rc7 Ke7 26. Rbb7 Rd2 27. Kf1 Kd8 28. Ke1 Rd5 29. Ra7 g5 30. Ke2 f4 31. Rxd7+ Rxd7 32. Rxd7+ Kxd7 33. Kd3 Kd6 34. Kc4 h5 35. a4 Ke5 36. h3 g4 37. h4 g3 38. b3 Kd6 39. b4 axb4 40. Kxb4 Kd5 41. Kc3 1-0

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "6"]
[White "Jonsson, Johannes G"]
[Black "Sigurjonsson, Gudmundur"]
[Result "1/2-1/2"]
[ECO "B93"]
[WhiteElo "2310"]
[BlackElo "2435"]
[PlyCount "69"]
[EventDate "1981.??.??"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Bg7 9. 0-0 Nbd7 10. Qe1 b5 11. e5 dxe5 12. fxe5 Ng4 13. e6 fxe6 14. Qh4 Ndf6 15. Ne4 Bb7 16. Nxf6+ Nxf6 17. Bh6 Bxh6 18. Qxh6 Qc5+ 19. Kh1 Qh5 20. Qxh5 gxh5 21. Rae1 Bd5 22. Ne5 Rg8 23. Rf2 Ng4 24. Rd2 Rg7 25. Nxg4 hxg4 26. Kg1 0-0-0 27. Be4 Bxe4 28. Rxd8+ Kxd8 29. Rxe4 Kd7 30. a4 Kd6 31. axb5 axb5 32. Rd4+ Kc5 33. Re4 Kd6 34. Rd4+ Kc6 35. Re4 1/2-1/2

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "8"]
[White "Jonsson, Johannes G"]
[Black "Thorsteinsson, Bjorn"]
[Result "1-0"]
[ECO "C99"]
[WhiteElo "2310"]
[PlyCount "87"]
[EventDate "1981.??.??"]
[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. Re1 b5 7. Bb3 0-0 8. c3 d6 9. h3 Na5 10. Bc2 c5 11. d4 cxd4 12. cxd4 Qc7 13. Nbd2 Bb7 14. Nf1 Rac8 15. Re2 Nh5 16. d5 Nf4 17. Bxf4 exf4 18. b3 Bf6 19. Rb1 Rfe8 20. N1h2 g6 21. Qd2 Bc3 22. Qxf4 Bxd5 23. Ng4 h5 24. Nf6+ Bxf6 25. Qxf6 Bb7 26. Rd1 Re6 27. Qg5 Rce8 28. Qh6 f5 29. Nd4 Rf6 30. Nxf5 Ref8 31. Ne3 Qf7 32. f3 Nc6 33. Nd5 Re6 34. f4 Ne7 35. Nxe7+ Qxe7 36. b4 d5 37. e5 Rf7 38. Bxg6 Rg7 39. f5 Rxe5 40. f6 Qxf6 41. Bh7+ Rxh7 42. Qxf6 Rxe2 43. Qd8+ Kg7 44. Rf1 1-0

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "5"]
[White "Kristjansson, Bragi"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2295"]
[BlackElo "2310"]
[PlyCount "72"]
[EventDate "1981.??.??"]
[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 d6 3. c3 Nf6 4. Bd3 Nc6 5. h3 g6 6. 0-0 Bg7 7. Bc2 0-0 8. d4 cxd4 9. cxd4 e5 10. dxe5 dxe5 11. Nc3 Be6 12. Bb3 Qe7 13. Bg5 h6 14. Nd5 Bxd5 15. Bxf6 Qxf6 16. Bxd5 Rfd8 17. Qb3 Rd7 18. Rac1 Rad8 19. Bxc6 bxc6 20. Qa4 Rc7 21. Rfd1 Rxd1+ 22. Rxd1 Qe7 23. Rd2 Kh7 24. Qc4 Kg8 25. b3 Kh7 26. Qd3 Bf6 27. Qd6 Qxd6 28. Rxd6 Be7 29. Rd3 f6 30. Nd2 Kg7 31. Nc4 Kf7 32. Kf1 Ke6 33. Ke2 Rd7 34. Rc3 Bb4 35. Rd3 Rxd3 36. Kxd3 Bc5 1/2-1/2

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "1"]
[White "Olafsson, Helgi"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "A48"]
[BlackElo "2310"]
[PlyCount "105"]
[EventDate "1981.??.??"]
[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. d4 g6 3. Bg5 Bg7 4. c3 0-0 5. Nbd2 d6 6. e4 Nbd7 7. Bc4 e5 8. dxe5 Nxe5 9. Be2 Re8 10. 0-0 Nxf3+ 11. Bxf3 Bd7 12. Re1 Bc6 13. Qc2 h6 14. Be3 Nd7 15. Rad1 Qe7 16. Qc1 Kh7 17. Bd4 Rad8 18. Be2 Qg5 19. Be3 Qe7 20. Bf1 Ne5 21. h3 Qf8 22. Qc2 Nd7 23. Bd4 Nc5 24. Re3 Be5 25. Nc4 Nd7 26. Na5 Qe7 27. b4 Nf6 28. Rde1 Kg8 29. a4 Bf4 30. Rf3 Be5 31. Bd3 Bxd4 32. Nxc6 bxc6 33. cxd4 c5 34. dxc5 dxc5 35. bxc5 Qe5 36. Bc4 Rd4 37. c6 Red8 38. Qb3 Qe7 39. Bxf7+ Qxf7 40. Qxf7+ Kxf7 41. e5 Rd1 42. Rxf6+ Kg7 43. Rxd1 Rxd1+ 44. Kh2 Rc1 45. f4 Rc4 46. g4 Rxa4 47. f5 gxf5 48. gxf5 Re4 49. Rg6+ Kf7 50. e6+ Kf8 51. Rxh6 a5 52. Rh7 Re5 53. Rxc7 1-0

[Event "ISL-ch67"]
[Site "Reykjavik"]
[Date "1981.??.??"]
[Round "3"]
[White "Thorsteins, Karl"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "B53"]
[BlackElo "2310"]
[PlyCount "50"]
[EventDate "1981.??.??"]
[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 d6 3. Bb5+ Nc6 4. d4 cxd4 5. Qxd4 Bd7 6. Bxc6 Bxc6 7. c4 Nf6 8. Nc3 g6 9. 0-0 Bg7 10. Qd3 0-0 11. Nd4 Qa5 12. f3 Nd7 13. Be3 Ne5 14. Qe2 Qb4 15. f4 Nxc4 16. a3 Qc5 17. b4 Bxd4 18. bxc5 Nxe3 19. Qd3 dxc5 20. Ne2 Nxf1+ 21. Nxd4 Rad8 22. Rxf1 Rxd4 23. Qc3 Rfd8 24. Qxc5 Rxe4 25. f5 Re2 0-1

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.04.07"]
[Round "11"]
[White "Jonasson, Benedikt"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "A68"]
[BlackElo "2310"]
[PlyCount "61"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 0-0 6. f4 c5 7. d5 e6 8. Nf3 exd5 9. cxd5 Bg4 10. 0-0 Bxf3 11. Bxf3 Nbd7 12. Kh1 a6 13. a4 c4 14. Be3 Rc8 15. Qe2 Re8 16. g4 Nc5 17. Qg2 Nfxe4 18. Bxe4 Nxe4 19. Nxe4 Qe7 20. Nxd6 Qxd6 21. Bg1 Qb4 22. Rab1 Qxa4 23. f5 Qa5 24. Rbd1 Qb5 25. d6 Rcd8 26. fxg6 hxg6 27. Qf3 Rd7 28. Bd4 Bxd4 29. Rxd4 Qxb2 30. Rf4 Qe2 31. Rxc4 0-1

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "7"]
[White "Fridjonsson, Julius"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "B93"]
[WhiteElo "2260"]
[BlackElo "2310"]
[PlyCount "97"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. Bd3 Be7 9. 0-0 0-0 10. Kh1 Qc7 11. Qe1 b5 12. a3 Bb7 13. Nh4 Rfe8 14. Nf5 Bf8 15. Qg3 Kh8 16. Bd2 Nh5 17. Qh3 Nxf4 18. Bxf4 exf4 19. Rxf4 Ne5 20. Raf1 Qd7 21. Nd5 Bxd5 22. exd5 g6 23. Rh4 f6 24. Be4 Nc4 25. Qc3 Ne5 26. Nd4 Rac8 27. Qg3 Rc4 28. c3 f5 29. Bc2 Qb7 30. Qh3 Rc7 31. Ne6 Rce7 32. Bxf5 gxf5 33. Qxf5 Rxe6 34. dxe6 Qg7 35. Qh5 Qg6 36. Rf5 Bg7 37. Qxg6 Nxg6 38. Re4 Ne5 39. a4 Rxe6 40. g3 d5 41. Re1 h6 42. axb5 axb5 43. h4 Kg8 44. Rd1 Rd6 45. Rd4 Kh7 46. Rb4 Rb6 47. Rd4 Rd6 48. Rb4 Rb6 49. Rd4 1/2-1/2

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "2"]
[White "Gunnarsson, Gunnar K"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2280"]
[BlackElo "2310"]
[PlyCount "29"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 Be6 9. Be3 0-0 10. f4 exf4 11. Bxf4 Nc6 12. Kh1 d5 13. exd5 Nxd5 14. Nxd5 Qxd5 15. Bf3 1/2-1/2

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "6"]
[White "Jonsson, Johannes G"]
[Black "Angantysson, Haukur"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "2310"]
[BlackElo "2425"]
[PlyCount "153"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[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. h3 Bb7 9. d3 d6 10. c3 Nd7 11. Nbd2 Nc5 12. Bc2 Ne6 13. Nf1 d5 14. exd5 Qxd5 15. Bb3 Qd6 16. Ng3 g6 17. Qe2 Nf4 18. Bxf4 exf4 19. Ne4 Qd7 20. d4 Kg7 21. Qd2 Na5 22. Qxf4 Nxb3 23. axb3 Bd5 24. b4 Rfe8 25. Ne5 Qd8 26. Nc5 Bd6 27. Qg4 h5 28. Qg3 Qf6 29. Ne4 Bxe4 30. Rxe4 Qf5 31. Qf3 f6 32. Rf4 Qe6 33. Nd3 Bxf4 34. Qxf4 Qb6 35. Qg3 Rg8 36. Nf4 Kf7 37. Nd5 Qd6 38. Nxc7 Qxg3 39. fxg3 Rac8 40. Nd5 Rc6 41. Re1 Re8 42. Rxe8 Kxe8 43. Kf2 Kf7 44. Ke2 Rc8 45. Kd3 g5 46. b3 Ke6 47. c4 f5 48. Nb6 Rf8 49. d5+ Kd6 50. c5+ Kc7 51. Kd4 Re8 52. d6+ Kc6 53. Nd5 Re4+ 54. Kc3 Re2 55. Ne7+ Kd7 56. Kd4 Ke6 57. Nc8 Re4+ 58. Kd3 Kd7 59. Nb6+ Kc6 60. Nd5 Re5 61. Ne7+ Kd7 62. Kd4 Ke6 63. Nc8 Re4+ 64. Kd3 Kd7 65. Nb6+ Kc6 66. Nd5 Re5 67. Ne7+ Kd7 68. g4 hxg4 69. hxg4 f4 70. Nf5 Rd5+ 71. Nd4 Re5 72. Nf3 Re3+ 73. Kd4 Rxb3 74. Kd5 Rb2 75. c6+ Kc8 76. Nxg5 Rd2+ 77. Kc5 1-0

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "1"]
[White "Jonsson, Johannes G"]
[Black "Arnason, Asgeir Thor"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2310"]
[PlyCount "73"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nb5 Qb8 6. c4 Nf6 7. N5c3 a6 8. Be2 b5 9. cxb5 axb5 10. Bxb5 Nxe4 11. Bxc6 Nxc3 12. Bxd7+ Bxd7 13. Nxc3 Ra6 14. 0-0 Rg6 15. Re1 Bc6 16. f3 e6 17. Ne4 Be7 18. Qe2 0-0 19. b3 f5 20. Nf2 Bd6 21. h3 Bh2+ 22. Kh1 Qg3 23. Nd3 e5 24. Nxe5 Re8 25. Qc4+ Ree6 26. Nxg6 Qxe1+ 27. Kxh2 hxg6 28. Bb2 Qe2 29. Qc3 Re7 30. Rb1 Bb7 31. h4 Qf2 32. Qd4 Qe2 33. Rd1 f4 34. Rd2 Qe1 35. Qxf4 Bxf3 36. Rd8+ Kh7 37. Qh6+ 1-0

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "8"]
[White "Jonsson, Johannes G"]
[Black "Asmundsson, Ingvar"]
[Result "1-0"]
[ECO "C80"]
[WhiteElo "2310"]
[BlackElo "2410"]
[PlyCount "65"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Nc5 10. c3 d4 11. Ng5 Qxg5 12. Qf3 0-0-0 13. Bxe6+ fxe6 14. Qxc6 Qxe5 15. b4 Bd6 16. Nf3 Qe4 17. Nxd4 Be5 18. bxc5 Rxd4 19. Qxa6+ Kd7 20. Qxb5+ c6 21. Qb7+ Bc7 22. cxd4 Rb8 23. Qa6 h5 24. Bd2 Rb2 25. Ba5 Bb8 26. Bc3 Rb5 27. a4 Rb3 28. Qc4 Rb7 29. Rfe1 Qf5 30. a5 Bc7 31. a6 Rb8 32. Re3 h4 33. Rae1 1-0

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "10"]
[White "Jonsson, Johannes G"]
[Black "Gudmundsson, Elvar"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2310"]
[BlackElo "2250"]
[PlyCount "158"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. Rc1 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. b3 Nd7 14. Be3 Nc5 15. Kh1 Qb6 16. Nb5 Qd8 17. Qd2 f5 18. exf5 Rxf5 19. Nd4 Rf8 20. Rcd1 Qc8 21. Rfe1 Ne6 22. Nxe6 Qxe6 23. c5 d5 24. Bd4 Bxd4 25. Qxd4 Qf6 26. Bf1 Qxd4 27. Rxd4 Rae8 28. Re5 Rf5 29. Rxf5 gxf5 30. f4 e5 31. fxe5 Rxe5 32. Kg1 Re3 33. Kf2 Rc3 34. Bd3 Rxc5 35. Bxf5 h6 36. Ke3 Kf7 37. Rf4 Ke7 38. Bd3 Rc1 39. Rf1 Rc3 40. Rd1 b6 41. Kd4 Rc5 42. Re1+ Kf6 43. Re2 Bb5 44. Bxb5 Rxb5 45. Re3 Rc5 46. Rc3 Ke6 47. Re3+ Kf6 48. Rf3+ Ke7 49. Rc3 Ke6 50. a3 h5 51. Re3+ Kf6 52. Rh3 Rb5 53. a4 Rb4+ 54. Kxd5 b5 55. axb5 Rxb5+ 56. Kc4 Rb4+ 57. Kc3 h4 58. Re3 Rg4 59. Re2 Kf5 60. Ra2 Ke6 61. Ra4 Rxg2 62. Rxh4 Kd5 63. Rd4+ Kc5 64. Rc4+ Kb5 65. h4 Rh2 66. Rg4 Kb6 67. Rg6+ Kb5 68. Rg5+ Kb6 69. h5 Rh4 70. Rg6+ Kb5 71. Rg5+ Kb6 72. Rf5 Ka6 73. Kb2 Kb6 74. Ka3 Ka6 75. Rf6+ Kb5 76. Rh6 Rh3 77. Rh8 Rh4 78. h6 Kb6 79. Kb2 Rh3 1/2-1/2

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "3"]
[White "Jonsson, Johannes G"]
[Black "Halldorsson, Bragi"]
[Result "1-0"]
[ECO "C83"]
[WhiteElo "2310"]
[BlackElo "2255"]
[PlyCount "51"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 Qd7 11. Bc2 Bf5 12. Nb3 Bg4 13. Bf4 Nc5 14. Nxc5 Bxc5 15. Qd3 Ne7 16. Rfe1 Ba7 17. Rad1 c5 18. Bg5 Rd8 19. Qe3 Qe6 20. Qf4 Bh5 21. Bxe7 Qxe7 22. e6 f6 23. Qh4 Bxf3 24. Bxh7 Kf8 25. gxf3 g6 26. Qh6+ 1-0

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "4"]
[White "Jonsson, Johannes G"]
[Black "Hjartarson, Johann"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2310"]
[BlackElo "2250"]
[PlyCount "101"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 c5 5. d5 Ba6 6. Qc2 exd5 7. cxd5 d6 8. Nc3 Be7 9. e4 Bxf1 10. Kxf1 0-0 11. g3 a6 12. a4 Nbd7 13. Kg2 Qc7 14. Bf4 Rfe8 15. Rhe1 Bf8 16. Qe2 g6 17. Nd2 Nh5 18. Be3 Bg7 19. g4 Nhf6 20. f4 Qb7 21. h3 Rab8 22. Qf3 Qc7 23. Bf2 b5 24. axb5 axb5 25. Ne2 Ra8 26. Ng3 h6 27. h4 Nh7 28. Rxa8 Rxa8 29. e5 dxe5 30. f5 Ra4 31. Nde4 Nhf6 32. fxg6 fxg6 33. d6 Qd8 34. Qb3+ Kh8 35. g5 Nxe4 36. Nxe4 Qa8 37. Qf3 h5 38. Kg1 Qd5 39. Re2 Bf8 40. Kg2 Kg7 41. Kg1 Bxd6 42. Rd2 Qxe4 43. Qxe4 Rxe4 44. Rxd6 Nf8 45. Bxc5 Rxh4 46. Be3 Rb4 47. Rd5 Rxb2 48. Rxe5 Kf7 49. Rd5 Ke6 50. Rd8 Nd7 51. Bd4 0-1

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "9"]
[White "Olafsson, Helgi"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "E97"]
[BlackElo "2310"]
[PlyCount "89"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nh5 10. g3 f5 11. Ng5 Nf6 12. f3 f4 13. Kg2 h6 14. Ne6 Bxe6 15. dxe6 c6 16. Ba3 Kh7 17. b5 c5 18. Qd3 b6 19. Rfd1 Nc8 20. Nd5 g5 21. gxf4 gxf4 22. Kh1 Re8 23. Bb2 Kh8 24. e7 Nxe7 25. Nxf6 Bxf6 26. Qxd6 Qxd6 27. Rxd6 Kg7 28. Rad1 Ng6 29. Rc6 Red8 30. Rc7+ Kf8 31. Rd5 Ne7 32. Rxd8+ Rxd8 33. Bc3 Ra8 34. a4 Ke8 35. a5 Kd8 36. Rb7 Kc8 37. a6 Kd8 38. Bf1 Ke8 39. Bh3 Kf7 40. Kg2 Rg8+ 41. Kf1 Ra8 42. Bd7 Kf8 43. Ke2 Kg8 44. Bc6 Nxc6 45. bxc6 1-0

[Event "ISL-ch"]
[Site "Reykjavik"]
[Date "1980.??.??"]
[Round "5"]
[White "Thorsteinsson, Bjorn"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "E82"]
[BlackElo "2310"]
[PlyCount "63"]
[EventDate "1980.03.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 a6 7. Qd2 b6 8. 0-0-0 c5 9. d5 b5 10. Bh6 Nbd7 11. h4 Qa5 12. Kb1 Rb8 13. Bxg7 Kxg7 14. h5 bxc4 15. hxg6 fxg6 16. Nh3 Nb6 17. Ng5 Na4 18. Nxa4 Qxa4 19. Rc1 Qb4 20. Rc3 Bd7 21. Bxc4 Rh8 22. Qc1 h6 23. Rb3 Qxb3 24. axb3 hxg5 25. Re1 g4 26. e5 Bf5+ 27. Ka2 dxe5 28. Rxe5 gxf3 29. Rxe7+ Kf8 30. d6 Ne4 31. Rf7+ Ke8 32. gxf3 1-0

[Event "World U16 Team-ch01 Final"]
[Site "Viborg "]
[Date "1979.10.20"]
[Round "?"]
[White "Jonsson, Johannes G"]
[Black "Thomson, Craig SM"]
[Result "0-1"]
[ECO "B16"]
[WhiteElo "2310"]
[PlyCount "42"]
[EventDate "1979.10.20"]
[EventType "team-tourn"]
[EventRounds "1"]
[EventCountry "DEN"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 Bg4 7. Be2 Qc7 8. 0-0 Nd7 9. h3 Bf5 10. c4 0-0-0 11. Qa4 Kb8 12. Be3 Rg8 13. Kh1 Be4 14. Rfd1 e6 15. b4 Bd6 16. d5 c5 17. dxe6 fxe6 18. Rd2 Ne5 19. Rad1 Nxf3 20. Bxf3 Bxf3 21. gxf3 Qg7 0-1

[Event "World U16 Team-ch01 Semifinal A2"]
[Site "Viborg "]
[Date "1979.10.19"]
[Round "3"]
[White "Zagema, Wieb"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "B53"]
[BlackElo "2310"]
[PlyCount "91"]
[EventDate "1979.10.14"]
[EventType "team-swiss"]
[EventRounds "3"]
[EventCountry "DEN"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. d4 cxd4 5. Qxd4 Bd7 6. Bxc6 Bxc6 7. c4 Nf6 8. Nc3 g6 9. 0-0 Bg7 10. Bg5 0-0 11. Qd3 a5 12. Rfe1 h6 13. Be3 Nd7 14. Rad1 a4 15. Bd4 Qa5 16. Nd5 Rfe8 17. Bxg7 Kxg7 18. Qd4+ Kg8 19. h4 Qc5 20. Nc7 Bxe4 21. Nxa8 Bxf3 22. Qxc5 Nxc5 23. gxf3 Rxa8 24. Rxe7 Rd8 25. Rc7 Re8 26. Rxd6 Re1+ 27. Kh2 Ne6 28. Rxb7 Re2 29. Kg3 Rc2 30. Rc6 a3 31. bxa3 Rxa2 32. Ra7 Rc2 33. a4 Rc3 34. a5 Nd4 35. Rc8+ Kg7 36. Rcc7 Rxf3+ 37. Kg2 Rf6 38. a6 Ne6 39. Rd7 h5 40. Rab7 g5 41. a7 Nf4+ 42. Kh2 Ra6 43. Rxf7+ Kg6 44. Rb6+ Rxb6 45. a8Q Kxf7 46. Qa7+ 1-0

[Event "World U16 Team-ch01 Semifinal A2"]
[Site "Viborg "]
[Date "1979.10.18"]
[Round "2"]
[White "Jonsson, Johannes G"]
[Black "Juergensen, Michael"]
[Result "1-0"]
[ECO "C93"]
[WhiteElo "2310"]
[PlyCount "81"]
[EventDate "1979.10.14"]
[EventType "team-swiss"]
[EventRounds "3"]
[EventCountry "DEN"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Nf6 6. Re1 Be7 7. c3 Bd7 8. d4 0-0 9. Nbd2 Re8 10. Nf1 h6 11. Ng3 Bf8 12. h3 b5 13. Bb3 Na5 14. Bc2 Nc4 15. a4 Bc6 16. a5 d5 17. Nxe5 Nxe5 18. dxe5 Nxe4 19. Nxe4 dxe4 20. Bf4 Qxd1 21. Raxd1 Rad8 22. Rxd8 Rxd8 23. Bxe4 Bxe4 24. Rxe4 Rd1+ 25. Kh2 Bc5 26. e6 fxe6 27. Rxe6 Bd6 28. Bxd6 cxd6 29. Re8+ Kh7 30. Ra8 Rd2 31. b4 d5 32. Rxa6 d4 33. Rc6 Rc2 34. Rc5 dxc3 35. Rxb5 Rxf2 36. Rc5 c2 37. Kg3 Rd2 38. b5 Rd5 39. Rxc2 Rxb5 40. Ra2 Kg6 41. a6 1-0

[Event "World U16 Team-ch01 Semifinal A2"]
[Site "Viborg "]
[Date "1979.10.17"]
[Round "1"]
[White "Jonsson, Johannes G"]
[Black "Hodgson, Julian M"]
[Result "1/2-1/2"]
[ECO "B16"]
[WhiteElo "2310"]
[PlyCount "30"]
[EventDate "1979.10.14"]
[EventType "team-swiss"]
[EventRounds "3"]
[EventCountry "DEN"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 Bg4 7. Be2 e6 8. h3 Bh5 9. 0-0 Bd6 10. c4 Qc7 11. d5 e5 12. Nh4 Bg6 13. Bd3 Nd7 14. Be3 c5 15. Bf5 0-0-0 1/2-1/2

[Event "World U16 Team-ch01 Quarterfinal Group1"]
[Site "Viborg"]
[Date "1979.10.16"]
[Round "3"]
[White "Jonsson, Johannes G"]
[Black "Kivisto, Mikko"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2310"]
[PlyCount "74"]
[EventDate "1979.10.14"]
[EventType "team-swiss"]
[EventRounds "3"]
[EventCountry "DEN"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 0-0 11. 0-0 Bg4 12. f3 Be6 13. Bg5 h6 14. Bh4 g5 15. Bf2 Nh5 16. Nb5 Qd7 17. Re1 Rfe8 18. Nd4 Ng7 19. Qd2 Nf5 20. Nxe6 Rxe6 21. Rxe6 Qxe6 22. Re1 Qf6 23. c3 Rd8 24. Qc2 Ng7 25. Qa4 Ne6 26. Bb1 d4 27. cxd4 Nexd4 28. Qc4 Ne5 29. Bxd4 Rxd4 30. Qc8+ Kg7 31. Qxb7 g4 32. fxg4 Rxg4 33. Rf1 Rf4 34. Re1 Ng4 35. Rd1 Qh4 36. h3 Qf2+ 37. Kh1 Qf1+ 0-1

[Event "World U16 Team-ch01 Quarterfinal Group1"]
[Site "Viborg"]
[Date "1979.10.15"]
[Round "2"]
[White "Kempgens, Francois"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "B51"]
[BlackElo "2310"]
[PlyCount "76"]
[EventDate "1979.10.14"]
[EventType "team-swiss"]
[EventRounds "3"]
[EventCountry "DEN"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 Bd7 5. c3 Nf6 6. Re1 a6 7. Bxc6 Bxc6 8. d4 Bxe4 9. Bg5 Bd5 10. Nbd2 e6 11. c4 Bxf3 12. Qxf3 cxd4 13. Qxb7 Qc8 14. Qxc8+ Rxc8 15. Rac1 Kd7 16. Nb3 e5 17. c5 Nd5 18. Rc4 f6 19. Bd2 dxc5 20. Rec1 Nb6 21. Nxc5+ Bxc5 22. Rxc5 Rxc5 23. Rxc5 Rc8 24. Rxc8 Nxc8 25. b4 Kc6 26. a3 Nb6 27. Be1 Nc4 28. a4 d3 29. f4 d2 30. Bxd2 Nxd2 31. fxe5 fxe5 32. Kf2 Nc4 33. Kf3 Kd5 34. h4 Nb6 35. b5 a5 36. g4 Nxa4 37. g5 g6 38. Kg4 Nb6 0-1

[Event "World U16 Team-ch01 Quarterfinal Group1"]
[Site "Viborg"]
[Date "1979.10.14"]
[Round "1"]
[White "Milligan, Thomas"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "2310"]
[PlyCount "66"]
[EventDate "1979.10.14"]
[EventType "team-swiss"]
[EventRounds "3"]
[EventCountry "DEN"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. 0-0 Bg7 6. Bc2 0-0 7. d4 cxd4 8. cxd4 Bg4 9. Nc3 Nc6 10. Be3 Nd7 11. Qd2 Bxf3 12. gxf3 e5 13. d5 Nd4 14. Bd1 Nf6 15. Bxd4 exd4 16. Ne2 Nh5 17. Ng3 Qh4 18. Nxh5 gxh5 19. Kg2 Be5 20. Rh1 Kh8 21. h3 Rg8+ 22. Kf1 Rg6 23. Bc2 Rag8 24. Ke2 Rg2 25. Raf1 Qf6 26. Qd3 Qf4 27. b4 Rc8 28. Qd2 Qxd2+ 29. Kxd2 Bf4+ 30. Kd1 Rc3 31. Bb3 d3 32. Ke1 Rc1+ 33. Bd1 Rg8 0-1

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.07.01"]
[Round "9"]
[White "McNab, Colin Anderson"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "B07"]
[BlackElo "2310"]
[PlyCount "83"]
[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 g6 2. d4 Bg7 3. Nf3 d6 4. c3 Nf6 5. Nbd2 0-0 6. Bd3 b6 7. 0-0 Bb7 8. Re1 e6 9. Nf1 c5 10. Ng3 Nbd7 11. Bf4 Qc7 12. Qd2 Rfe8 13. Rad1 Rad8 14. Bh6 Bh8 15. Bg5 Rc8 16. Bb5 cxd4 17. Nxd4 a6 18. Bxf6 Bxf6 19. Bxd7 Qxd7 20. Nf3 Red8 21. e5 Be7 22. Ne4 Bxe4 23. Rxe4 Qc7 24. Qe2 dxe5 25. Rxd8+ Rxd8 26. Rxe5 b5 27. g3 Bf6 28. Re3 Qd6 29. Qc2 Qd1+ 30. Qxd1 Rxd1+ 31. Re1 Rd3 32. Re3 Rd1+ 33. Re1 Rd5 34. Re2 Kf8 35. Rd2 Rxd2 36. Nxd2 Ke8 37. Kf1 Kd7 38. Ke2 e5 39. Kd3 Ke6 40. c4 Be7 41. cxb5 axb5 42. f3 1/2-1/2

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.30"]
[Round "8"]
[White "Jonsson, Johannes G"]
[Black "Rej, Dennis"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2310"]
[PlyCount "85"]
[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 e6 2. d4 d5 3. Nd2 Ne7 4. Ngf3 Ng6 5. c3 c5 6. exd5 exd5 7. Bb5+ Nc6 8. 0-0 Qb6 9. Qe2+ Be7 10. dxc5 Qxc5 11. Nb3 Qd6 12. Be3 0-0 13. Rad1 a6 14. Bxc6 bxc6 15. Bc5 Qf6 16. Bxe7 Qxe7 17. Qxe7 Nxe7 18. Rfe1 Ng6 19. Nfd4 Bd7 20. Nc5 Be8 21. b4 f6 22. Ndb3 Ne5 23. a4 Bh5 24. Rc1 Rfc8 25. a5 g5 26. Re3 Kf7 27. Rce1 Bg6 28. f3 Re8 29. Nd4 Rec8 30. g3 Kg7 31. f4 gxf4 32. gxf4 Nc4 33. Re7+ Kg8 34. f5 Be8 35. Kf2 Ne5 36. Rg1+ Kf8 37. Rb7 Bf7 38. Nde6+ Ke8 39. Ng7+ Kf8 40. Nge6+ Ke8 41. Nc7+ Rxc7 42. Rxc7 Kd8 43. Rxf7 1-0

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.29"]
[Round "7"]
[White "Hansen, John Nyholm"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "B06"]
[BlackElo "2310"]
[PlyCount "47"]
[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 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Qd2 Nd7 6. f3 b5 7. h4 h5 8. Nh3 Ngf6 9. Ng5 0-0 10. Be2 Re8 11. 0-0-0 Nb6 12. Rdg1 Nc4 13. Bxc4 bxc4 14. g4 hxg4 15. h5 gxh5 16. Qh2 e5 17. d5 cxd5 18. Nxd5 Nxd5 19. Qxh5 Qf6 20. exd5 e4 21. Nxe4 Qxb2+ 22. Kd1 Re5 23. Qh7+ Kf8 24. Rh5 1/2-1/2

[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 "Smits, Maurice"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "B25"]
[BlackElo "2310"]
[PlyCount "64"]
[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. Bg2 Bg7 5. d3 d6 6. Be3 e5 7. Nh3 Nge7 8. f4 0-0 9. 0-0 Rb8 10. Qd2 Nd4 11. Rab1 b5 12. Ne2 f5 13. fxe5 dxe5 14. c3 Ne6 15. Ng5 Nxg5 16. Bxg5 Be6 17. Kh1 Qd7 18. a3 c4 19. d4 fxe4 20. dxe5 Qxd2 21. Bxd2 Bxe5 22. Bxe4 Bd5 23. Bg2 Bxg2+ 24. Kxg2 Nf5 25. Rfe1 Rbd8 26. Bg5 Rd3 27. Ng1 Bxg3 28. Re6 Bc7 29. Rbe1 h6 30. Rxg6+ Kh7 31. Rc6 Bb6 32. Bc1 Rg8+ 0-1

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.26"]
[Round "4"]
[White "Jonsson, Johannes G"]
[Black "Holmsgaard, Henrik"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2310"]
[PlyCount "52"]
[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. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. 0-0-0 b5 10. Bb3 Bb7 11. Rhe1 0-0-0 12. a3 Be7 13. f4 h6 14. Bh4 g5 15. fxg5 hxg5 16. Bxg5 Rxh2 17. Kb1 Kb8 18. Rf1 Qb6 19. Rf2 Rc8 20. Re1 Rh5 21. g4 Rxg5 22. Qxg5 Qxd4 23. Rff1 Nd5 24. Qh5 Nxc3+ 25. bxc3 Qxc3 26. Qxf7 Bf6 0-1

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.25"]
[Round "3"]
[White "Bor, Willem"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "A03"]
[BlackElo "2310"]
[PlyCount "151"]
[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. f4 c5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. 0-0 0-0 6. d3 d5 7. Nc3 d4 8. Na4 Qc7 9. c4 Nbd7 10. a3 Rb8 11. b4 b6 12. Rb1 Bb7 13. Qc2 Rfe8 14. Bd2 e5 15. fxe5 Nxe5 16. bxc5 bxc5 17. Rxb7 Nxf3+ 18. Bxf3 Rxb7 19. Bf4 Qc8 20. Bxb7 Qxb7 21. Nxc5 Qe7 22. Nb3 Nh5 23. Bc1 Qxe2 24. Qxe2 Rxe2 25. Rf2 Re8 26. Kg2 f5 27. Rc2 Rc8 28. c5 Kf7 29. Rc4 Ke6 30. Bb2 Kd5 31. Bxd4 Bf8 32. a4 Ng7 33. Bxg7 Bxg7 34. Kf3 Be5 35. Rc2 Bc7 36. Rc4 Rb8 37. Nd4 Be5 38. Nc2 a5 39. Ne3+ Kc6 40. d4 Bf6 41. d5+ Kc7 42. Nc2 Rb3+ 43. Ke2 Rb2 44. Kd2 Bg7 45. Kc1 Rb3 46. Ne1 Be5 47. Kc2 Rb2+ 48. Kd3 Rb3+ 49. Kd2 Rb2+ 50. Ke3 Bf6 51. h4 Bg7 52. Nd3 Ra2 53. Nf4 Bh6 54. d6+ Kc6 55. Rd4 Bg7 56. Rd3 Bf6 57. Nd5 Bd8 58. Ne7+ Kxc5 59. Rd5+ Kc4 60. Rb5 Ra3+ 61. Kf4 Rd3 62. Ke5 Rb3 63. Rxb3 Kxb3 64. Nc6 Bb6 65. d7 Kxa4 66. d8Q Bxd8 67. Nxd8 Kb5 68. Kd4 a4 69. Kc3 Kc5 70. Ne6+ Kd5 71. Nf8 Ke4 72. Nxh7 Kf3 73. Nf8 Kxg3 74. Nxg6 Kg4 75. Kb4 Kh5 76. Ne5 1/2-1/2

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.24"]
[Round "2"]
[White "Jonsson, Johannes G"]
[Black "De Wit, Jan"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2310"]
[PlyCount "93"]
[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 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 Be7 8. Bd3 Qa5 9. Ne2 f6 10. 0-0 b5 11. Bd2 Qb6 12. Kh1 0-0 13. g4 Bb7 14. Qc2 h6 15. Nh4 f5 16. gxf5 Bxh4 17. fxe6 Nxd4 18. cxd4 Qxe6 19. f5 Qc6 20. f6 Nxe5 21. fxg7 Kxg7 22. Bf4 Rae8 23. Bxe5+ Rxe5 24. Rxf8 Kxf8 25. Nf4 Re4 26. Bxe4 dxe4 27. d5 Qf6 28. Qxe4 Kg8 29. Nh5 Qf7 30. Nf4 Bg5 31. Ne6 Qf6 32. Rg1 Kf7 33. Nxc5 Bc8 34. Ne6 Bxe6 35. dxe6+ Qxe6 36. Rf1+ Ke7 37. Qxe6+ Kxe6 38. Rf8 Bf6 39. b3 Bd4 40. Rb8 Bb6 41. Kg2 Kf5 42. Kf3 Kg6 43. Rb7 Kg5 44. Kg3 Kf5 45. Rd7 Ke6 46. Rh7 Be3 47. Kf3 1-0

[Event "DEN-ch U18 int"]
[Site "Hinnerup"]
[Date "1979.06.23"]
[Round "1"]
[White "Pedersen, Gunnar"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "E99"]
[BlackElo "2310"]
[PlyCount "102"]
[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 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nf6 5. Be2 0-0 6. Nf3 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 Nf6 13. c5 g5 14. Rc1 Ng6 15. cxd6 cxd6 16. Nb5 g4 17. Nc7 g3 18. Nxa8 Nh5 19. Rxc8 Qxc8 20. Bxa7 Qxa8 21. Bb6 gxh2+ 22. Kxh2 Ng3 23. a4 Nxf1+ 24. Bxf1 Bf6 25. Kg1 Bd8 26. Bf2 Qa5 27. Qb3 Bh4 28. Qc2 Bxf2+ 29. Kxf2 Qb6+ 30. Ke2 Qe3+ 31. Kd1 Ne7 32. Qd2 Qg1 33. Bc4 Ng6 34. Kc2 Nh4 35. Qe2 Kh8 36. Qf1 Qe3 37. Qe2 Qa7 38. b3 Rg8 39. Qf1 Qd4 40. Bb5 Rc8+ 41. Bc4 b5 42. axb5 Ra8 43. b4 Ra3 44. Bb3 Qxb4 45. Qc4 Qxe1 46. Qc8+ Kg7 47. Qd7+ Kg8 48. Qe8+ Kg7 49. Qe7+ Kg8 50. Qe8+ Kg7 51. Qe7+ Kg8 1/2-1/2

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "10"]
[White "Bjarnason, Saevar"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "E86"]
[WhiteElo "2250"]
[BlackElo "2310"]
[PlyCount "60"]
[EventDate "1979.04.??"]
[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 e5 7. Nge2 c6 8. Qd2 exd4 9. Nxd4 d5 10. cxd5 cxd5 11. e5 Nfd7 12. f4 Nb6 13. b3 Nc6 14. Be2 f6 15. exf6 Qxf6 16. Rd1 Re8 17. Bf2 Bh6 18. g3 Bh3 19. Nxc6 bxc6 20. Bd4 Qe7 21. Kf2 Bg7 22. Bf3 Bf5 23. Rhe1 Qd7 24. Rxe8+ Rxe8 25. Re1 Rxe1 26. Kxe1 Qe7+ 27. Kf2 Qb4 28. Ke3 Qe7+ 29. Kf2 Qb4 30. Ke3 Qe7+ 1/2-1/2

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "4"]
[White "Gudmundsson, Elvar"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2220"]
[BlackElo "2310"]
[PlyCount "59"]
[EventDate "1979.04.??"]
[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. Nf3 g6 3. g3 Bg7 4. d4 d6 5. Bg2 0-0 6. 0-0 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 a5 10. Re1 exd4 11. Nxd4 Re8 12. Qc2 Nc5 13. Re2 Nfd7 14. Be3 a4 15. Rd1 Qa5 16. f4 Qb4 17. Nb1 Nb6 18. Na3 Ne6 19. Red2 Nc5 20. Bf2 Bd7 21. Be1 Qa5 22. Ne2 Qa6 23. Rxd6 Be6 24. Bf2 Nxc4 25. Rxe6 Rxe6 26. Nxc4 Bf8 27. e5 Ree8 28. Nd6 Bxd6 29. Rxd6 Ne6 30. Nc3 1-0

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "2"]
[White "Halldorsson, Bragi"]
[Black "Jonsson, Johannes G"]
[Result "1/2-1/2"]
[ECO "E95"]
[WhiteElo "2250"]
[BlackElo "2310"]
[PlyCount "82"]
[EventDate "1979.04.??"]
[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. Nf3 Nbd7 7. 0-0 e5 8. Re1 c6 9. h3 exd4 10. Nxd4 Re8 11. Bf1 a5 12. Nf3 Nc5 13. Qc2 Qe7 14. Bg5 h6 15. Bh4 g5 16. e5 dxe5 17. Rxe5 Be6 18. Bg3 Nh5 19. Re3 Nxg3 20. fxg3 Bf5 21. Rxe7 Bxc2 22. Rxe8+ Rxe8 23. Rc1 Bd3 24. g4 Bxf1 25. Kxf1 Nd3 26. Rc2 Nxb2 27. Rxb2 Bxc3 28. Rxb7 Re4 29. Rb3 Rxc4 30. Ke2 Bf6 31. Ne1 Kg7 32. Kd2 Be7 33. Nc2 Ra4 34. a3 Bd6 35. Rc3 c5 36. Kd3 Rf4 37. Ne3 Bf8 38. Rc4 Rf2 39. Ra4 Ra2 40. Rxa5 c4+ 41. Kxc4 Rxa3 1/2-1/2

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "8"]
[White "Haraldsson, Haraldur"]
[Black "Jonsson, Johannes G"]
[Result "0-1"]
[ECO "B53"]
[BlackElo "2310"]
[PlyCount "53"]
[EventDate "1979.04.??"]
[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 d6 3. d4 cxd4 4. Qxd4 a6 5. c4 Nc6 6. Qe3 g6 7. Bd2 Bg7 8. Bc3 Nf6 9. Be2 0-0 10. 0-0 Bd7 11. h3 Rc8 12. Nbd2 e5 13. b4 Nh5 14. b5 axb5 15. cxb5 Ne7 16. Rfc1 Nf4 17. Bf1 Be6 18. Kh2 h6 19. g3 Nh5 20. Bb4 Qd7 21. Rxc8 Rxc8 22. Qa3 Rd8 23. Nc4 Qxb5 24. Nxd6 Qd7 25. Rd1 Nc6 26. Bb5 Qc7 27. Bxc6 0-1

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "6"]
[White "Hjartarson, Johann"]
[Black "Jonsson, Johannes G"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2270"]
[BlackElo "2310"]
[PlyCount "89"]
[EventDate "1979.04.??"]
[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. g3 Bg7 4. Bg2 d6 5. Nf3 0-0 6. 0-0 e5 7. d3 Nc6 8. Rb1 a5 9. a3 h6 10. b4 axb4 11. axb4 Be6 12. b5 Ne7 13. Qb3 Qd7 14. Rd1 Bh3 15. Bh1 Qe6 16. Nd2 c6 17. Ba3 Nh7 18. Nde4 Rfd8 19. Bb4 Nf5 20. e3 Bf8 21. Ra1 Qd7 22. Ba5 Rdc8 23. Ra2 Ng7 24. Rda1 Be6 25. Nd2 f5 26. Bb6 Qe8 27. Ra7 Nf6 28. Qb2 d5 29. Rxb7 Kh7 30. Rxa8 Rxa8 31. bxc6 Qxc6 32. Rc7 Qe8 33. cxd5 Bd7 34. Nc4 Rb8 35. Ne2 Bb5 36. Ba7 Rd8 37. Nc3 Bd7 38. Qb6 Ng8 39. Na5 Rc8 40. Nc6 Bd6 41. Rxc8 Qxc8 42. Nb5 Bf8 43. Bb8 Qe8 44. Nc7 Qc8 45. Nxe5 1-0

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "7"]
[White "Jonsson, Johannes G"]
[Black "Angantysson, Haukur"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2310"]
[BlackElo "2400"]
[PlyCount "100"]
[EventDate "1979.04.??"]
[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. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Be2 b5 6. 0-0 a6 7. a3 Nd7 8. h3 Qc7 9. Re1 e5 10. dxe5 dxe5 11. Be3 Ngf6 12. Qd3 0-0 13. Rad1 Re8 14. Bf1 Bb7 15. Nd2 Rad8 16. f3 Nh5 17. Qe2 f5 18. Nb3 f4 19. Bf2 Bf8 20. Rd2 g5 21. Red1 Nhf6 22. Na2 c5 23. c4 Bc6 24. Nc3 Rb8 25. Nd5 Bxd5 26. cxd5 Bd6 27. Rc2 c4 28. Rdc1 Qd8 29. Nd2 Nc5 30. Qd1 Qe7 31. Bxc4 bxc4 32. Nxc4 Ncd7 33. Nxd6 Qxd6 34. Rc6 Qf8 35. b4 Ra8 36. Qa4 h5 37. Rxa6 g4 38. Kh1 Rxa6 39. Qxa6 Ra8 40. Qe6+ Qf7 41. Qxf7+ Kxf7 42. Rc3 g3 43. Bg1 Ne8 44. b5 Nd6 45. b6 Ke7 46. Rb3 Nb7 47. Rc3 Nd6 48. Rb3 Rc8 49. Rb1 Nb7 50. a4 Ra8 0-1

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "1"]
[White "Jonsson, Johannes G"]
[Black "Asmundsson, Ingvar"]
[Result "0-1"]
[ECO "B05"]
[WhiteElo "2310"]
[BlackElo "2400"]
[PlyCount "108"]
[EventDate "1979.04.??"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. 0-0 Nd7 7. c4 N5b6 8. Nc3 Bxf3 9. Bxf3 Nxc4 10. Bxb7 Rb8 11. Ba6 Ncb6 12. exd6 cxd6 13. Bf4 Be7 14. Nb5 Nd5 15. Bd2 0-0 16. Rb1 Qb6 17. Qa4 Bf6 18. Rfd1 Bxd4 19. Nxd4 Nc5 20. Qb5 Qxa6 21. Qxa6 Nxa6 22. Nc6 Rb7 23. b4 Nb8 24. Na5 Rc7 25. a3 Rfc8 26. h3 Kf8 27. Rdc1 Ke7 28. Rxc7+ Rxc7 29. Rc1 Kd7 30. Kf1 Nc6 31. Nb3 Ne5 32. Rxc7+ Kxc7 33. Ke2 Kb6 34. f4 Nc4 35. Bc1 Kb5 36. Nd4+ Ka4 37. Nc6 a6 38. Nd8 Nxa3 39. Nxf7 Kxb4 40. Nxd6 Nc4 41. Nf7 Kc3 42. Nd8 Kc2 43. Nxe6 Nc3+ 44. Kf3 Kxc1 45. Nc5 a5 46. f5 Kc2 47. g4 Nd2+ 48. Kf4 Nb3 49. Na6 Kd3 50. Ke5 Ne4 51. h4 Nbc5 52. Nc7 Kc4 53. Nd5 Nc3 54. Ne3+ Kd3 0-1

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "11"]
[White "Jonsson, Johannes G"]
[Black "Karlsson, Hilmar"]
[Result "1-0"]
[ECO "C64"]
[WhiteElo "2310"]
[BlackElo "2350"]
[PlyCount "65"]
[EventDate "1979.04.??"]
[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 Bc5 4. c3 Qf6 5. d4 exd4 6. e5 Qg6 7. cxd4 Qe4+ 8. Be3 Bb4+ 9. Nc3 Qd5 10. Qe2 Nge7 11. 0-0 Bxc3 12. bxc3 0-0 13. Ng5 h6 14. Bc4 Qa5 15. Ne4 Nf5 16. Rab1 a6 17. g4 d5 18. gxf5 Bxf5 19. Nf6+ gxf6 20. Bd3 Bxd3 21. Qxd3 fxe5 22. Bxh6 f5 23. Bxf8 e4 24. Qg3+ Kxf8 25. Rxb7 Ne7 26. Rxc7 Kf7 27. Qe5 Rg8+ 28. Kh1 Qa3 29. Rb1 Rg6 30. Qxd5+ Re6 31. Qxf5+ Rf6 32. Qh7+ Ke6 33. Rxe7+ 1-0

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "9"]
[White "Jonsson, Johannes G"]
[Black "Palsson, Jon Adolf"]
[Result "1-0"]
[ECO "C09"]
[WhiteElo "2310"]
[PlyCount "179"]
[EventDate "1979.04.??"]
[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 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6 6. Bb5 Bd6 7. dxc5 Bxc5 8. Nb3 Bd6 9. 0-0 Nge7 10. Re1 0-0 11. h3 Qc7 12. c3 Bf5 13. Nbd4 Bg6 14. Bg5 a6 15. Bf1 Bh5 16. Qb3 Rfe8 17. Bxe7 Nxe7 18. Re3 Red8 19. Rae1 Bc5 20. g4 Bg6 21. Ne5 Nc6 22. Nexc6 bxc6 23. Qa4 h6 24. Qxc6 Qxc6 25. Nxc6 Bxe3 26. Nxd8 Bxf2+ 27. Kxf2 Rxd8 28. Bxa6 Ra8 29. Bb7 Rxa2 30. Re2 Bd3 31. Rd2 Bc4 32. Ke3 Bb3 33. Kd4 Ra5 34. Ke5 Rb5 35. Bc6 Ra5 36. Bxd5 h5 37. Ke4 Ra4+ 38. Rd4 Bc2+ 39. Kf3 Ra5 40. b4 Ra3 41. Rc4 g5 42. gxh5 Kg7 43. Rc7 Bd1+ 44. Kg3 Bxh5 45. b5 Ra5 46. Bc4 Ra3 47. Bd5 Ra5 48. c4 Ra3+ 49. Kf2 Rb3 50. Bc6 Kf6 51. c5 Ke5 52. b6 Kd4 53. b7 Rb2+ 54. Ke1 Kc3 55. Rc8 Rb1+ 56. Kf2 Rb2+ 57. Kg3 f5 58. b8Q f4+ 59. Qxf4 gxf4+ 60. Kxf4 Kd4 61. Bd7 Kd5 62. Be8 Be2 63. Bf7+ Kd4 64. c6 Bf1 65. Be6 Kc5 66. h4 Kd6 67. Bd7 Be2 68. Rh8 Rb5 69. Be8 Rc5 70. Rh7 Rc4+ 71. Ke3 Bg4 72. Bd7 Bd1 73. Be8 Bg4 74. Bd7 Bd1 75. h5 Bc2 76. Rh8 Rh4 77. Be8 Kc7 78. Kf3 Rc4 79. Kg3 Ba4 80. h6 Bc2 81. Rg8 Rc3+ 82. Kh4 Bf5 83. Rg7+ Kd6 84. Kg5 Rc5 85. Kf6 Bc2 86. Bg6 Rxc6 87. Bxc2 Rxc2 88. h7 Rh2 89. Kf7 Rh3 90. Kg8 1-0

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "3"]
[White "Jonsson, Johannes G"]
[Black "Sigurjonsson, Johann Oern"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2310"]
[BlackElo "2260"]
[PlyCount "41"]
[EventDate "1979.04.??"]
[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 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 a6 5. dxc5 Bxc5 6. Bd3 Nf6 7. 0-0 dxe4 8. Nxe4 Nxe4 9. Bxe4 Qxd1 10. Rxd1 Nd7 11. c4 Nf6 12. Bc2 Ke7 13. Bd2 Rd8 14. b4 Ba7 15. Bc3 Bd7 16. Ne5 Be8 17. a3 Rxd1+ 18. Rxd1 Rc8 19. Bd4 Bxd4 20. Rxd4 Nd7 21. Nxd7 1/2-1/2

[Event "ISL-ch65"]
[Site "Reykjavik"]
[Date "1979.04.??"]
[Round "5"]
[White "Jonsson, Johannes G"]
[Black "Thorsteinsson, Bjorn"]
[Result "1/2-1/2"]
[ECO "C99"]
[WhiteElo "2310"]
[PlyCount "84"]
[EventDate "1979.04.??"]
[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. Re1 b5 7. Bb3 0-0 8. h3 d6 9. c3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nb3 a5 15. Be3 a4 16. Nbd2 Nb4 17. Bb1 Bd7 18. a3 Nc6 19. Bd3 Rfb8 20. Rc1 Qd8 21. Qe2 b4 22. dxe5 Nxe5 23. Nxe5 dxe5 24. Nc4 bxa3 25. bxa3 Rb5 26. Red1 Qb8 27. Rb1 Rb3 28. Bc2 Rxb1 29. Rxb1 Qe8 30. Nxe5 Bxa3 31. Nc4 Bb5 32. Qd3 Bxc4 33. Qxa3 Nxe4 34. Bxa4 Qe5 35. Rc1 Bd5 36. Qb4 h6 37. Bc2 Rb8 38. Qd4 Qxd4 39. Bxd4 Rc8 40. Be3 Rc6 41. Bxe4 Rxc1+ 42. Bxc1 Bxe4 1/2-1/2

