[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.21"]
[Round "9"]
[White "Adalsteinsson, Bergmann Oli"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "D94"]
[BlackElo "1913"]
[PlyCount "94"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 0-0 6. Qc2 Bf5 7. Bd3 Bxd3 8. Qxd3 c6 9. Bd2 Nbd7 10. 0-0 Re8 11. Rab1 dxc4 12. Qxc4 e5 13. Nxe5 Nxe5 14. dxe5 Rxe5 15. Rfd1 Qe7 16. Be1 Rc8 17. a4 Qe8 18. Qe2 a6 19. Rd3 c5 20. Rbd1 c4 21. Rd4 Qc6 22. f3 Re6 23. Bg3 Nh5 24. Rd8+ Re8 25. Rxc8 Qxc8 26. Be1 Nf4 27. Qd2 Nd3 28. Ne4 Qc6 29. Qc2 Nxb2 30. Rd6 Qxa4 31. Qb1 Nd3 32. Nc3 Qa3 33. Rxd3 cxd3 34. Qxd3 Qc1 35. Kf2 Rc8 36. Bd2 Qb2 37. Nd5 Re8 38. Kg3 Qe5+ 39. f4 Qe4 40. Qb3 Rd8 41. Nc3 Bxc3 42. Qxc3 Qd3 43. Be1 Qxc3 44. Bxc3 Rd3 45. Bd4 Rxd4 46. exd4 a5 47. d5 Kf8 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.20"]
[Round "8"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Payne, Matthew"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1913"]
[BlackElo "2077"]
[PlyCount "42"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. e3 Bg7 5. Nb5 Na6 6. h3 0-0 7. Nf3 Ne4 8. c4 c5 9. Nc3 Qa5 10. Qa4 Qxa4 11. Nxa4 Nb4 12. Rd1 Nc2+ 13. Ke2 cxd4 14. Nxd4 Nxd4+ 15. exd4 dxc4 16. Kf3 Bd7 17. Bxc4 Bxa4 18. b3 Nc3 19. Rd3 Bc6+ 20. d5 Bd7 21. a4 b5 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.19"]
[Round "7"]
[White "Brynjarsson, Orvar Holm"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1645"]
[BlackElo "1913"]
[PlyCount "60"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nf3 h5 8. Bc4 Be7 9. Ng5 0-0 10. Be3 b5 11. Bb3 Bb7 12. Qf3 Nbd7 13. 0-0-0 Nb6 14. Ne2 Nc4 15. Ng3 Nxe3 16. Qxe3 a5 17. a3 b4 18. a4 d5 19. Nf5 d4 20. Qg3 Nd5 21. Ne6 Bg5+ 22. Nxg5 Nf4 23. Rhe1 Qf6 24. Qh4 g6 25. Nh6+ Kg7 26. Ng4 Qd8 27. Bxf7 Rxf7 28. Ne6+ Nxe6 29. Qxd8 Rxd8 30. Nxe5 Rxf2 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.18"]
[Round "6"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Leliveld, Andrew"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1913"]
[BlackElo "1657"]
[PlyCount "129"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 Nf6 3. Bxf6 exf6 4. c4 Nc6 5. e3 b6 6. Nc3 Bb7 7. Nf3 Bb4 8. Bd3 g6 9. h4 Qe7 10. Kf1 Bxc3 11. bxc3 d6 12. h5 0-0-0 13. Nh4 Na5 14. Kg1 Ba6 15. g3 Bxc4 16. hxg6 hxg6 17. Nxg6 Rxh1+ 18. Kxh1 Qh7+ 19. Nh4 Bd5+ 20. Kg1 Be4 21. f3 Rg8 22. Kf2 f4 23. Ba6+ Bb7 24. Bxb7+ Kxb7 25. exf4 Re8 26. Qb1 Qe7 27. Qd3 d5 28. Ng2 Qa3 29. Qc2 Nc4 30. Re1 Rxe1 31. Nxe1 a5 32. g4 Ka6 33. g5 Qe7 34. Qc1 Qh7 35. Ng2 c6 36. Kg3 Qg6 37. Nh4 Qe8 38. g6 f5 39. Qb1 Nd6 40. Kh3 Qh8 41. Qf1+ Kb7 42. Qg2 Ne8 43. Qg5 Ng7 44. Kg3 Qf8 45. Kg2 c5 46. Qh6 Qf6 47. Qh7 Kc6 48. Qh8 cxd4 49. cxd4 Qxd4 50. Nxf5 Qd2+ 51. Kh3 Qxf4 52. Ne7+ Kc5 53. Qxg7 Qxf3+ 54. Kh4 Qf4+ 55. Kh5 Qf3+ 56. Kg5 Qe3+ 57. Kf5 Qe4+ 58. Kf6 Qd4+ 59. Kf7 Qxg7+ 60. Kxg7 d4 61. Kf7 d3 62. Nf5 d2 63. Ne3 Kd4 64. Nd1 Kd3 65. g7 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.18"]
[Round "5"]
[White "Pointier, Pierre"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1698"]
[BlackElo "1913"]
[PlyCount "81"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 0-0 5. Nbd2 d5 6. h3 b6 7. Bd3 Ba6 8. Qe2 Bxd3 9. Qxd3 Nbd7 10. Ne5 c5 11. c3 c4 12. Qe2 b5 13. Ndf3 Qb6 14. g4 Rfd8 15. h4 Nxe5 16. Nxe5 Nd7 17. Nf3 b4 18. h5 bxc3 19. bxc3 Qa5 20. Qc2 e5 21. dxe5 Nc5 22. hxg6 fxg6 23. Nd4 Bxe5 24. Kf1 Bxf4 25. exf4 Rf8 26. f5 Nd3 27. Rb1 Rae8 28. Qd2 Rb8 29. Kg2 Rxb1 30. Rxb1 Re8 31. Ne6 Qa4 32. Rb7 Rxe6 33. fxe6 Qc6 34. e7 Kf7 35. Rxa7 Qe6 36. f3 Qb6 37. e8Q+ Kxe8 38. Qe2+ Kd8 39. Qe7+ Kc8 40. Qe8+ Qd8 41. Ra8+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.17"]
[Round "4"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1913"]
[BlackElo "2323"]
[PlyCount "118"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. e3 Bg7 5. Nb5 Na6 6. h3 0-0 7. Nf3 Ne4 8. c4 c6 9. Nc3 Qa5 10. Qb3 Nac5 11. Qc2 Nxc3 12. Qxc3 Qb6 13. cxd5 Ne4 14. Qa3 cxd5 15. Bd3 Rd8 16. 0-0 Nd6 17. Rac1 Be6 18. b3 Bf8 19. Qc5 f6 20. Qxb6 axb6 21. a4 Ne8 22. Nd2 Rac8 23. Nb1 Bd7 24. Nc3 e6 25. Nb5 Kf7 26. g4 Bb4 27. Rfd1 Ke7 28. h4 Bxb5 29. Bxb5 Ba3 30. Ra1 Bd6 31. Bxd6+ Nxd6 32. Bd3 Rc3 33. Rab1 e5 34. dxe5 fxe5 35. Bf1 Nf7 36. Rd3 Rxd3 37. Bxd3 Rc8 38. Bf1 Rc3 39. b4 Ra3 40. Bg2 e4 41. a5 bxa5 42. bxa5 Nd6 43. Rc1 Rxa5 44. Rc7+ Kf8 45. Rxh7 Nf7 46. h5 g5 47. h6 b5 48. Rg7 Ra6 49. Bf1 Rxh6 50. Rxf7+ Kxf7 51. Bxb5 Rb6 52. Bd7 Rb3 53. Bf5 Kf6 54. Kg2 Ke5 55. Bd7 Ra3 56. Bc8 d4 57. exd4+ Kxd4 58. Bd7 Ke5 59. f3 Rxf3 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.16"]
[Round "3"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Brade, Henry"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1913"]
[BlackElo "1771"]
[PlyCount "77"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be6 7. e3 h6 8. Bh4 Nbd7 9. Bd3 Bd6 10. 0-0 c6 11. Rb1 Qc7 12. Bg3 Bxg3 13. hxg3 Bg4 14. Na4 Ne4 15. Rc1 0-0 16. b4 b5 17. Nc5 Ndxc5 18. bxc5 a5 19. Qc2 Bxf3 20. gxf3 Ng5 21. Kg2 Rfe8 22. e4 dxe4 23. Bxe4 Qd7 24. Qd3 Qh3+ 25. Kg1 Rac8 26. Bf5 Qh5 27. Bg4 Nh3+ 28. Kg2 Qg5 29. Bxh3 Rcd8 30. Rfd1 Qd5 31. a3 a4 32. Bf5 g6 33. Bxg6 fxg6 34. Qxg6+ Kf8 35. Qxh6+ Ke7 36. Qg7+ Ke6 37. Re1+ Kf5 38. g4+ Kf4 39. Qf6+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.16"]
[Round "2"]
[White "Riisem, Oyvind"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2234"]
[BlackElo "1913"]
[PlyCount "35"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. 0-0 Nf6 5. Re1 e6 6. Bb3 Be7 7. c3 0-0 8. d4 Qc7 9. h3 b5 10. Bf4 e5 11. Bh2 cxd4 12. cxd4 Bb7 13. Nc3 a6 14. Rc1 Qb8 15. Nd5 Nxd5 16. exd5 Nxd4 17. Nxd4 exd4 18. Rxe7 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.15"]
[Round "1"]
[White "Bernard, Christophe1"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1728"]
[BlackElo "1913"]
[PlyCount "104"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. g3 d5 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 Bf5 7. Bf4 c6 8. Qd2 Re8 9. Rfe1 Ne4 10. Nxe4 Bxe4 11. Ne5 Bxg2 12. Kxg2 Na6 13. Rad1 e6 14. f3 c5 15. c3 Rc8 16. e4 c4 17. Ng4 h5 18. Nh6+ Kf8 19. h3 dxe4 20. fxe4 Bf6 21. Qf2 Kg7 22. d5 e5 23. Be3 Rh8 24. Nxf7 Kxf7 25. Rf1 Kg7 26. Bxa7 Rf8 27. Qe3 Qd6 28. a3 Nc5 29. Bxc5 Rxc5 30. Rf3 Rc7 31. Rdf1 Rcf7 32. Qe2 b5 33. a4 Qc5 34. a5 Ra7 35. Ra1 Ra6 36. Qf1 Bd8 37. Rxf8 Qxf8 38. Qd1 Rxa5 39. Rxa5 Bxa5 40. d6 Bb6 41. Qd2 Qf6 42. d7 Bc7 43. Qd5 Bb6 44. Qd2 Kf7 45. Qd5+ Ke7 46. d8Q+ Bxd8 47. Qc5+ Qd6 48. Qxb5 Bb6 49. Qd5 Qxd5 50. exd5 Kd6 51. Kf3 Kxd5 52. g4 hxg4+ 0-1

[Event "Wch U14"]
[Site "Montesilvano"]
[Date "2023.11.15"]
[Round "3"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Villa Tornero, Alex"]
[Result "0-1"]
[ECO "A67"]
[WhiteElo "1767"]
[BlackElo "2383"]
[PlyCount "44"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. a4 Na6 10. Bxa6 bxa6 11. Nf3 0-0 12. 0-0 Re8 13. Qc2 Rb8 14. Nd2 Nf6 15. b3 Ng4 16. Re1 Bd4+ 17. Kf1 Nxh2+ 18. Ke2 Qh4 19. Bb2 Bg4+ 20. Kd3 Qg3+ 21. Nf3 Nxf3 22. gxf3 Bxf3 0-1

[Event "Wch U14"]
[Site "Montesilvano"]
[Date "2023.11.13"]
[Round "1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Goh, Zi Han"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1767"]
[BlackElo "2333"]
[PlyCount "122"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Nge2 Nh5 9. Bxe7 Qxe7 10. Ng3 Nf4 11. 0-0 Nxd3 12. Qxd3 0-0 13. f3 Nb6 14. e4 Qb4 15. exd5 cxd5 16. Rf2 Bd7 17. Re1 Rfe8 18. Rfe2 Rxe2 19. Rxe2 Be6 20. a3 Qd6 21. Nb5 Qd7 22. b3 a6 23. Nc3 Qd6 24. Nb1 a5 25. a4 Qb4 26. Qc3 Rc8 27. Qxb4 axb4 28. Kf2 Nd7 29. Nd2 Nb8 30. Ndf1 Nc6 31. Rd2 Na5 32. Rd3 Rc2+ 33. Nd2 Bd7 34. Ke2 b5 35. Kd1 Rc3 36. Rxc3 bxc3 37. b4 Nc6 38. Nb1 Nxb4 39. Nxc3 bxa4 40. Kc1 Nd3+ 41. Kb1 Nf4 42. Nge2 Nxg2 43. Nxd5 Nh4 44. f4 Nf3 45. Nb6 Bb5 46. Nc3 Bd3+ 47. Kb2 Nxd4 48. Ncxa4 Nf3 49. Kc3 Bf5 50. Nd5 Be4 51. Ne3 Nxh2 52. Nc5 Bc6 53. Kd2 Nf3+ 54. Ke2 Kf8 55. Nf5 g6 56. Nh6 f5 57. Ne6+ Ke7 58. Ng5 Nxg5 59. fxg5 Bd5 60. Ke3 Kd6 61. Kf4 Be6 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.04"]
[Round "9"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Ostensson, Julia"]
[Result "0-1"]
[ECO "E75"]
[WhiteElo "1591"]
[BlackElo "1822"]
[PlyCount "82"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Be2 0-0 6. Bg5 c5 7. d5 e6 8. Qd2 exd5 9. exd5 Re8 10. Nf3 Nbd7 11. 0-0 Ne5 12. Nxe5 Rxe5 13. f4 Re8 14. Bf3 h6 15. Bh4 Bf5 16. Rae1 Qd7 17. h3 h5 18. Rf2 a6 19. a4 Rxe1+ 20. Qxe1 Bd3 21. Be2 Re8 22. Qd2 Bf5 23. Bd3 Ne4 24. Nxe4 Bxe4 25. Re2 Bxd3 26. Qxd3 Qxa4 27. b3 Qd7 28. Rxe8+ Qxe8 29. f5 Bd4+ 30. Kh2 Kg7 31. fxg6 fxg6 32. b4 Be5+ 33. g3 cxb4 34. c5 Qd7 35. Qc4 dxc5 36. Qxc5 Qd6 37. Qc4 a5 38. Qb5 Qc7 39. Kg2 Kh6 40. g4 hxg4 41. hxg4 Qc2+ 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.03"]
[Round "8"]
[White "Wheatley, Wilfred"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1854"]
[BlackElo "1591"]
[PlyCount "130"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Bg4 6. Be2 Nd7 7. Ne1 Bxe2+ 8. Kxe2 e5 9. Be3 Ngf6 10. f3 Bc5 11. a4 0-0-0 12. Nd3 Bxe3 13. Kxe3 Ne8 14. Nd2 f6 15. Nc4 Nb6 16. Nd2 g6 17. a5 Nd7 18. Nc4 Kc7 19. b4 Nd6 20. Nxd6 Kxd6 21. c4 Nf8 22. Nc5 Kc7 23. Rhd1 Rxd1 24. Rxd1 h5 25. f4 exf4+ 26. Kxf4 Rh7 27. e5 fxe5+ 28. Kxe5 Rf7 29. Rd2 Rf5+ 30. Ke4 b6 31. axb6+ axb6 32. Nd3 Nd7 33. h3 Nf6+ 34. Ke3 b5 35. cxb5 Rxb5 36. Kd4 Rd5+ 37. Kc4 Ne4 38. Re2 Nd6+ 39. Kc3 Nb5+ 40. Kd2 h4 41. Re5 Kd6 42. Rxd5+ cxd5 43. Ke3 g5 44. Ne1 Nc3 45. Kd3 Ne4 46. Kd4 Ng3 47. Ke3 Nh5 48. Kf3 Nf6 49. Nd3 Kc6 50. Ke3 Kd6 51. Kd4 g4 52. Nf4 gxh3 53. gxh3 Kc6 54. Kd3 Kb5 55. Kd4 Kxb4 56. Nxd5+ Nxd5 57. Kxd5 Kb5 58. Ke5 Kc5 59. Kf5 Kd5 60. Kg5 Ke5 61. Kxh4 Kf4 62. Kh5 Kf5 63. h4 Kf6 64. Kh6 Kf7 65. Kh7 Kf8 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.02"]
[Round "7"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Arndt, Uwe"]
[Result "1/2-1/2"]
[ECO "E35"]
[WhiteElo "1591"]
[BlackElo "1940"]
[PlyCount "146"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[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. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Nf3 h6 7. Bf4 c6 8. e3 Nbd7 9. Bd3 Nh5 10. Bg3 Nxg3 11. hxg3 Nf6 12. 0-0 Bd6 13. a3 a5 14. Rab1 0-0 15. b4 Qe7 16. Qb3 Rd8 17. Na4 Ra7 18. Nc5 b6 19. Na4 b5 20. Nc5 a4 21. Qb2 Re8 22. Rbc1 Ne4 23. Bb1 Nxc5 24. dxc5 Bb8 25. Rfe1 f5 26. Rcd1 Qf7 27. Bc2 Rae7 28. Nd4 Qf6 29. Qb1 Rf8 30. f4 Bd7 31. Kf2 g6 32. Rh1 Kg7 33. Rde1 Bc7 34. Qd1 Ree8 35. Qd2 Bd8 36. Bd1 Qf7 37. Bf3 Bf6 38. Re2 Rh8 39. Ree1 h5 40. Rh3 Qe7 41. Rh2 h4 42. gxh4 Bxh4+ 43. g3 Bf6 44. Reh1 Rxh2+ 45. Rxh2 g5 46. Qd3 gxf4 47. gxf4 Bh4+ 48. Ke2 Qf6 49. Rg2+ Kf8 50. Kd2 Re7 51. Qf1 Rg7 52. Qg1 Rxg2+ 53. Qxg2 Qf7 54. Qh3 Bf6 55. Qh6+ Ke7 56. Bh5 Qg7 57. Qxg7+ Bxg7 58. Kd3 Bh8 59. Ke2 Kf6 60. Kf2 Kg7 61. Kg3 Kh6 62. Bf7 Bf6 63. Kh3 Kg7 64. Bh5 Be7 65. Kg3 Kf6 66. Kf3 Bf8 67. Kg3 Bg7 68. Kf3 Ke7 69. Bg6 Kf6 70. Bh5 Bf8 71. Kg3 Be7 72. Kh3 Bf8 73. Kg3 Bg7 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.01"]
[Round "5"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Omarsson, Adam"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "1591"]
[BlackElo "1890"]
[PlyCount "161"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[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. h4 cxd5 10. cxd5 Na6 11. h5 g5 12. g4 Nc7 13. f3 Bd7 14. Nh3 Nh7 15. Nf2 Nf6 16. Kf1 Qe7 17. Kg2 Rfc8 18. Qd2 Nfe8 19. Rhc1 b5 20. b3 a5 21. a4 b4 22. Ncd1 Rcb8 23. Nb2 Bc8 24. Nc4 Ra6 25. Ra2 Bf6 26. Rac2 Qd7 27. Nh1 Bd8 28. Ng3 Ng7 29. Qe1 Bb7 30. Qf2 Nce8 31. Nb6 Bxb6 32. Bxb6 Raa8 33. Bb5 Qe7 34. Ba7 Rc8 35. Rxc8 Bxc8 36. Bb6 Kh7 37. Rc2 Bb7 38. Qg1 Bc8 39. Qc1 Bd7 40. Rc7 Nxc7 41. Qxc7 Rc8 42. Qxd7 Rc2+ 43. Kf1 Qxd7 44. Bxd7 Rc3 45. Ke2 Rxb3 46. Nf1 Ra3 47. Bxa5 b3 48. Bb5 b2 49. Nd2 Ra1 50. Bd3 Rxa4 51. Bc3 Kg8 52. Bxb2 Kf8 53. Nc4 Ke7 54. Ba3 Ne8 55. Kd2 f6 56. Kc3 Ra8 57. Bc2 Ra7 58. Kb4 Rb7+ 59. Ka5 Rc7 60. Kb5 Rb7+ 61. Ka4 Rc7 62. Bb3 Ra7+ 63. Na5 Ra8 64. Bc4 Nc7 65. Bb4 Kd7 66. Bb5+ Ke7 67. Bc6 Ra7 68. Kb3 Na6 69. Kc4 Nxb4 70. Kxb4 Rc7 71. Kb5 Rc8 72. Kb6 Rd8 73. Nc4 Rb8+ 74. Bb7 Kd7 75. Ne3 Rd8 76. Bc6+ Kc8 77. Nf5 Kb8 78. Nxh6 f5 79. Nxf5 Rf8 80. h6 Rh8 81. Bd7 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.01"]
[Round "6"]
[White "Holand, Per Fredrik"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2026"]
[BlackElo "1591"]
[PlyCount "73"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. 0-0 Bg4 5. Ne5 Bh5 6. c4 e6 7. d4 Nbd7 8. Nc3 Be7 9. Qb3 Qc8 10. Bf4 dxc4 11. Nxc4 0-0 12. Nd6 Bxd6 13. Bxd6 Re8 14. Rae1 Nb6 15. h3 Qd7 16. Be5 Nfd5 17. g4 Bg6 18. e4 Nxc3 19. bxc3 Kh8 20. a4 f6 21. Bg3 e5 22. a5 Bf7 23. d5 Nc8 24. Rb1 Nd6 25. c4 c5 26. f4 Rab8 27. g5 Bg6 28. gxf6 gxf6 29. fxe5 fxe5 30. Rbe1 b5 31. cxb5 Rxb5 32. Qe3 Rxa5 33. Qh6 Kg8 34. Bxe5 Ra2 35. Rf6 Qg7 36. Qxg7+ Kxg7 37. Re6+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.31"]
[Round "4"]
[White "Gkogkas, Dimitrios"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2015"]
[BlackElo "1591"]
[PlyCount "59"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. c4 c6 6. Qc2 0-0 7. 0-0 h6 8. Nbd2 Nbd7 9. e4 dxe4 10. Nxe4 Re8 11. Rd1 Qa5 12. Bf4 Nxe4 13. Qxe4 Bf6 14. Ne5 g5 15. Bd2 Qc7 16. Bc3 Bg7 17. Rd2 f5 18. Qe2 Bxe5 19. dxe5 Nf8 20. Qh5 Qf7 21. Qxh6 Nh7 22. Rad1 g4 23. h3 gxh3 24. Bxh3 b6 25. Bg2 Bb7 26. Bf3 Re7 27. Rd6 Rf8 28. Bh5 Qg7 29. Rxe6 f4 30. Rg6 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.30"]
[Round "2"]
[White "Dishman, Matthew"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1896"]
[BlackElo "1591"]
[PlyCount "45"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. Bc4 Nf6 8. Ne5 e6 9. Qe2 Bd6 10. d4 0-0 11. Bg5 Qa5+ 12. Bd2 Qc7 13. 0-0 b6 14. f4 Bb7 15. f5 exf5 16. Rxf5 Bxe5 17. dxe5 Qd7 18. e6 Qd4+ 19. Be3 Qxb2 20. exf7+ Kh8 21. Raf1 Nd5 22. Bxd5 cxd5 23. Qg4 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.30"]
[Round "3"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Potter, Alexander"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1591"]
[PlyCount "73"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bg5 Ne4 6. Bh4 Qa5 7. Qa4+ Qxa4 8. Nxa4 g5 9. Bg3 Nxg3 10. hxg3 Bg7 11. e3 0-0 12. Nc3 Be6 13. Bd3 f5 14. 0-0-0 h6 15. Kb1 Nd7 16. Nf3 a6 17. Nd2 Nf6 18. Nb3 Rad8 19. Na4 Ne4 20. Bxe4 dxe4 21. Nbc5 Bd5 22. Nc3 Rf6 23. Nxd5 Rxd5 24. Nxb7 Rb6 25. Nc5 e6 26. Rc1 e5 27. Na4 Rb8 28. Nc3 Rd6 29. d5 Rdb6 30. b3 Bf8 31. Rhd1 Kf7 32. Na4 Rb5 33. Rc7+ Ke8 34. Rc6 a5 35. d6 Kd7 36. Rc7+ Ke6 37. Nc5+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.29"]
[Round "1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Goh, Jinghan Cameron"]
[Result "1/2-1/2"]
[ECO "A70"]
[WhiteElo "1591"]
[BlackElo "1899"]
[PlyCount "80"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. Bf4 Bg7 8. Qa4+ Bd7 9. Qb3 Qc7 10. Nf3 0-0 11. Bd3 Re8 12. 0-0 b5 13. Nxb5 Bxb5 14. Qxb5 Nbd7 15. Qc4 Rab8 16. Qc2 Nxe4 17. Bxe4 Rxb2 18. Qa4 Rb4 19. Qc6 Qxc6 20. dxc6 Nf6 21. Bxd6 Nxe4 22. Rad1 Rb6 23. Bf4 Rxc6 24. Rfe1 Nf6 25. Rxe8+ Nxe8 26. g3 f6 27. Rc1 Bf8 28. Nd4 Ra6 29. Nb3 Rxa2 30. Nxc5 Kf7 31. Ne4 Bb4 32. Kg2 a5 33. h4 Ra3 34. Rc6 Rd3 35. Ra6 Rd7 36. Kf3 Ke7 37. Ke2 Rd4 38. Nd2 Nd6 39. Nb3 Rd5 40. Nxa5 Bxa5 1/2-1/2

[Event "Reykjavik Skakping op"]
[Site "Reykjavik"]
[Date "2023.01.29"]
[Round "7"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Mai, Alexander Oliver"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "1575"]
[BlackElo "2119"]
[PlyCount "78"]
[EventDate "2023.01.08"]
[EventType "swiss"]
[EventRounds "9"]
[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 d5 4. g3 Bb4+ 5. Nbd2 dxc4 6. Bg2 b5 7. a4 c6 8. axb5 cxb5 9. 0-0 0-0 10. Ng5 Nd5 11. e4 Nb6 12. Nxh7 Kxh7 13. Qh5+ Kg8 14. e5 g6 15. Qh6 Qxd4 16. Nf3 Qg4 17. Ng5 Qh5 18. Qxh5 gxh5 19. Bxa8 Nxa8 20. Rxa7 Nb6 21. Ne4 Nc6 22. Nf6+ Kg7 23. Nxh5+ Kg6 24. Nf4+ Kf5 25. Ra1 Kxe5 26. h4 Bb7 27. f3 Nd4 28. Be3 Nxf3+ 29. Rxf3 Bxf3 30. Bxb6 Rc8 31. Kf2 Bg4 32. Ke3 Rc6 33. Bd4+ Kd6 34. Ra7 e5 35. Bxe5+ Kxe5 36. Rxf7 Bc5+ 37. Kd2 b4 38. Rg7 Rd6+ 39. Kc2 Bf5+ 0-1

[Event "Nordic-chT U17"]
[Site "Fredericia"]
[Date "2023.01.22"]
[Round "5.1"]
[White "Li, Anna Sofie"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1458"]
[BlackElo "1660"]
[PlyCount "69"]
[EventDate "2023.01.20"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DEN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Denmark"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "ISL"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Be3 Nf6 7. Nd2 Bg4 8. Ngf3 e6 9. 0-0 Bd6 10. Qc2 Rc8 11. Rac1 h6 12. h3 Bxf3 13. Nxf3 0-0 14. Rfe1 a6 15. Qe2 Na5 16. b3 b5 17. Bd2 Qe7 18. Bb1 Nb7 19. Ne5 Rc7 20. Qd3 Rfc8 21. Ng4 Rc6 22. Re3 g6 23. Nxh6+ Kg7 24. Rf3 Rh8 25. Bg5 Rxh6 26. Bxf6+ Qxf6 27. Rxf6 Kxf6 28. c4 bxc4 29. bxc4 Rh8 30. c5 Bb8 31. Qf3+ Kg7 32. Bd3 Nd6 33. Rb1 Nf5 34. Bxf5 gxf5 35. Rxb8 1-0

[Event "Nordic-chT U17"]
[Site "Fredericia"]
[Date "2023.01.21"]
[Round "2.1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Burgaard, Kristian Gade"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "1660"]
[BlackElo "1991"]
[PlyCount "40"]
[EventDate "2023.01.20"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DEN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Denmark III"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "DEN"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Bb7 7. Bg2 0-0 8. Nc3 d6 9. Qc2 Qe7 10. 0-0 Nbd7 11. e4 e5 12. dxe5 dxe5 13. Nd5 Nxd5 14. cxd5 c6 15. dxc6 Rac8 16. Qe2 Rxc6 17. Rfd1 Nf6 18. Rd2 Nxe4 19. Nd4 exd4 20. Bxe4 Re6 0-1

[Event "Nordic-chT U17"]
[Site "Fredericia"]
[Date "2023.01.21"]
[Round "4.1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Moisio, Miska"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1660"]
[BlackElo "1539"]
[PlyCount "139"]
[EventDate "2023.01.20"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DEN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Finland"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "FIN"]

1. d4 d6 2. e4 Nf6 3. Bd3 e5 4. dxe5 dxe5 5. Nf3 Nbd7 6. Bg5 Be7 7. Nbd2 h6 8. Bh4 0-0 9. 0-0 c6 10. Bg3 Bd6 11. c3 Re8 12. Nc4 Bc7 13. Bc2 Qe7 14. Re1 b5 15. Ncd2 Nf8 16. a4 Bg4 17. h3 Bh5 18. Qe2 a6 19. c4 Ne6 20. Qf1 Nd4 21. Nxd4 exd4 22. Bxc7 Qxc7 23. axb5 cxb5 24. Bd3 Qf4 25. Nb3 bxc4 26. Bxc4 Nxe4 27. Rxa6 Nd2 28. Rxa8 Rxa8 29. Nxd2 Qxd2 30. g4 Bg6 31. Qe2 Qxe2 32. Rxe2 d3 33. Rd2 Rc8 34. b3 Kf8 35. f3 Ke7 36. Kf2 Rb8 37. Ke3 Kd6 38. Kd4 Ke7 39. f4 f6 40. f5 Be8 41. Rxd3 g6 42. Re3+ Kf8 43. Re6 Kg7 44. Re7+ Kf8 45. Rh7 gxf5 46. gxf5 h5 47. Be6 Rb5 48. Ra7 Re5 49. b4 Rb5 50. Ra4 Re5 51. Ra7 Rb5 52. Kc4 Re5 53. Ra3 Bb5+ 54. Kd4 Bf1 55. Rf3 Be2 56. Re3 Rxe3 57. Kxe3 Bd1 58. h4 Ke7 59. Kd4 Kd6 60. b5 Be2 61. Bc4 Bg4 62. Bd3 Bf3 63. Kc4 Bg4 64. Kb4 Bf3 65. Ka5 Kc7 66. Ka6 Kb8 67. Kb6 Bg2 68. Kc5 Kc7 69. b6+ Kd7 70. Bb5+ 1-0

[Event "Nordic-chT U17"]
[Site "Fredericia"]
[Date "2023.01.21"]
[Round "3.1"]
[White "Medhus, Vitus Bondo"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2101"]
[BlackElo "1660"]
[PlyCount "123"]
[EventDate "2023.01.20"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DEN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Denmark II"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "ISL"]

1. e4 c6 2. d4 d5 3. f3 e6 4. Be3 dxe4 5. fxe4 Qh4+ 6. g3 Qxe4 7. Qe2 Qd5 8. Bg2 Qa5+ 9. c3 Nf6 10. Nf3 Bd6 11. Nbd2 Nbd7 12. Nc4 Qc7 13. Nxd6+ Qxd6 14. 0-0 Nd5 15. Bd2 0-0 16. c4 N5f6 17. Bf4 Qe7 18. c5 Ne8 19. Nd2 Ndf6 20. Nc4 Qd8 21. Nd6 Nd5 22. Bxd5 exd5 23. Rae1 Bh3 24. Rf2 Nxd6 25. Bxd6 Re8 26. Qd2 Rxe1+ 27. Qxe1 Qe8 28. Re2 Be6 29. Qb4 Qd7 30. Re3 Re8 31. Bf4 Bh3 32. Qxb7 Rxe3 33. Qxd7 Rxg3+ 34. hxg3 Bxd7 35. Kf2 f6 36. b4 a6 37. a4 g5 38. Bc7 Kf7 39. Kf3 h5 40. Bd6 Kg6 41. Bc7 Bg4+ 42. Ke3 Bd1 43. a5 Kf5 44. Bd8 Ba4 45. Kf3 Bb5 46. Bc7 Bd3 47. Bd8 Be4+ 48. Kf2 Kg6 49. Ke3 Bf5 50. Kf3 Bg4+ 51. Ke3 h4 52. gxh4 gxh4 53. Bc7 Bd7 54. Kf3 Kf5 55. Bh2 Kg5 56. Bf4+ Kh5 57. Bh2 Bg4+ 58. Kf4 Be6 59. Bg1 h3 60. Bh2 Kg6 61. Bg3 Bf5 62. Bh2 1/2-1/2

[Event "Nordic-chT U17"]
[Site "Fredericia"]
[Date "2023.01.20"]
[Round "1.1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Seo, Jung Hyun"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "1660"]
[BlackElo "2156"]
[PlyCount "48"]
[EventDate "2023.01.20"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DEN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "SWE"]

1. d4 e6 2. c4 Nf6 3. Nf3 c5 4. d5 b5 5. cxb5 Nxd5 6. e4 Nc7 7. Bf4 d6 8. Nc3 Be7 9. Be2 e5 10. Be3 Bb7 11. Qc2 Nd7 12. Rd1 f5 13. a4 0-0 14. 0-0 Kh8 15. Rfe1 Rc8 16. Bc1 fxe4 17. Nxe4 d5 18. Ng3 Ne6 19. Nf5 e4 20. Nxe7 Qxe7 21. Nd2 Qf6 22. Rf1 Nd4 23. Nxe4 dxe4 24. Qc4 Ne5 0-1

[Event "Reykjavik Skakping op"]
[Site "Reykjavik"]
[Date "2023.01.08"]
[Round "1"]
[White "Stefansson, Vignir Vatnar"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2458"]
[BlackElo "1575"]
[PlyCount "45"]
[EventDate "2023.01.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. d4 c6 7. Qc2 b6 8. Nbd2 Bb7 9. e4 dxe4 10. Nxe4 Nbd7 11. Nxf6+ Nxf6 12. Rd1 Qc8 13. Ne5 c5 14. d5 exd5 15. cxd5 Qc7 16. d6 Bxd6 17. Bxb7 Bxe5 18. Bxa8 Rxa8 19. Bd2 Nd5 20. Qe4 Rd8 21. Bg5 Bd4 22. Bxd8 Qxd8 23. Rxd4 1-0

[Event "Reykjavik Bodsmot op"]
[Site "Reykjavik"]
[Date "2022.06.05"]
[Round "4"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Jonsson, Gauti Pall"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1703"]
[BlackElo "2036"]
[PlyCount "86"]
[EventDate "2022.06.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ISL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. e4 Bb7 4. Bd3 Nc6 5. Nf3 Nb4 6. Nc3 Nxd3+ 7. Qxd3 Bb4 8. Bd2 Ne7 9. a3 Bxc3 10. Bxc3 Ng6 11. Qe3 0-0 12. h4 f5 13. exf5 Rxf5 14. 0-0-0 Bxf3 15. gxf3 Qf6 16. Qe4 d5 17. Qe2 Rxf3 18. h5 Rxf2 19. Qe1 Qf5 20. Rd2 Rxd2 21. Bxd2 Nf4 22. Bxf4 Qxf4+ 23. Kc2 Qf5+ 24. Kb3 dxc4+ 25. Kxc4 Qd5+ 26. Kc3 Rf8 27. Qh4 Rf3+ 28. Kc2 Qf5+ 29. Kc1 Rf1+ 30. Rxf1 Qxf1+ 31. Kc2 Qf6 32. Qe1 Qf5+ 33. Kb3 Kf7 34. Qc3 Qd5+ 35. Kc2 c5 36. Qg3 cxd4 37. h6 gxh6 38. Kb1 d3 39. Qf4+ Qf5 40. Qc7+ Kg6 41. Qg3+ Kf6 42. Qh4+ Kf7 43. Kc1 Qg5+ 0-1

[Event "Reykjavik Bodsmot op"]
[Site "Reykjavik"]
[Date "2022.06.04"]
[Round "2"]
[White "Omarsson, Josef"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1546"]
[BlackElo "1703"]
[PlyCount "66"]
[EventDate "2022.06.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ISL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 Bg4 4. Nf3 e6 5. Be2 c5 6. h3 Bh5 7. 0-0 Nc6 8. Ne5 Bxe2 9. Qxe2 cxd4 10. Nxc6 d3 11. cxd3 bxc6 12. Nd2 Bd6 13. Bxd6 Qxd6 14. e4 Nd7 15. Nf3 e5 16. d4 0-0 17. exd5 exd4 18. dxc6 d3 19. Qd2 Nc5 20. Rac1 a5 21. Qe3 Ne6 22. Rfd1 Nf4 23. Rc4 g5 24. g3 Rfe8 25. Qc5 Nxh3+ 26. Kg2 Qf6 27. Rxd3 h5 28. Kxh3 g4+ 29. Kg2 gxf3+ 30. Rxf3 Qe6 31. c7 Kg7 32. Re3 Qa6 33. Rxe8 Rxe8 1-0

[Event "Reykjavik Bodsmot op"]
[Site "Reykjavik"]
[Date "2022.06.03"]
[Round "1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Mai, Alexander Oliver"]
[Result "1/2-1/2"]
[ECO "A60"]
[WhiteElo "1703"]
[BlackElo "2183"]
[PlyCount "149"]
[EventDate "2022.06.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ISL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. e4 0-0 9. Nge2 a6 10. a4 Nbd7 11. 0-0 Rb8 12. a5 Re8 13. Bf4 Qc7 14. Qc2 Ng4 15. Rfe1 Nge5 16. Bxe5 Nxe5 17. f4 Nd7 18. Nd1 b6 19. axb6 Qxb6 20. Nec3 Qb7 21. Ra2 Nb6 22. Bf1 Bd4+ 23. Kg2 Qd7 24. Bxa6 Qh3+ 25. Kh1 Bg4 26. Bf1 Qh5 27. Be2 f5 28. Bxg4 Qxg4 29. Kg2 fxe4 30. Rxe4 Qh5 31. Qe2 Qxe2+ 32. Rxe2 Rxe2+ 33. Nxe2 Bg7 34. Ne3 Rb7 35. Nc3 Kf7 36. Kf3 Bd4 37. Nb5 Ke7 38. Nxd4 cxd4 39. Nc2 d3 40. Nb4 d2 41. Ke2 Nc4 42. Ra7 Rxa7 43. Nc6+ Kd7 44. Nxa7 Ne3 45. Kxd2 Nxd5 46. Nb5 Nf6 47. Nd4 Ng4 48. Nf3 Kc6 49. Ng5 h6 50. h3 Nf6 51. Nf7 Ng8 52. Kd3 Kd7 53. Nh8 Ne7 54. Nf7 Ng8 55. b4 Ke7 56. Nh8 Kf6 57. b5 Kg7 58. b6 Nf6 59. b7 Nd7 60. Nxg6 Kxg6 61. Kd4 Kf6 62. Kd5 Ke7 63. g4 Nb8 64. g5 hxg5 65. fxg5 Na6 66. h4 Nb4+ 67. Kc4 Nc6 68. h5 Na5+ 69. Kd5 Nxb7 70. h6 Kf7 71. h7 Kg7 72. g6 Nc5 73. h8Q+ Kxh8 74. g7+ Kxg7 75. Kxd6 1/2-1/2

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "10"]
[White "Briem, Benedikt"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2079"]
[BlackElo "1535"]
[PlyCount "72"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 d6 4. c4 Nf6 5. d4 Bg4 6. d5 Bxf3 7. Bxf3 Ne5 8. Nd2 Nxf3+ 9. Nxf3 g6 10. Bd2 Bg7 11. Bc3 0-0 12. 0-0 a6 13. Qd3 Rb8 14. a4 Qd7 15. a5 h5 16. Kg2 Rfc8 17. e4 Kh7 18. e5 dxe5 19. Bxe5 Ra8 20. Rfe1 e6 21. Rad1 exd5 22. cxd5 c4 23. Qd4 Ne8 24. Bxg7 Nxg7 25. Ne5 Qf5 26. Nxc4 Rd8 27. Nb6 Rab8 28. Qe5 Qc2 29. Qf6 Rf8 30. Nd7 Rfd8 31. Nxb8 Rxb8 32. Qxf7 Qxb2 33. d6 Rd8 34. d7 Qc3 35. Re7 Qc6+ 36. Kg1 Qc3 1-0

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "4"]
[White "Eliasson, Kristjan Orn"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1760"]
[BlackElo "1535"]
[PlyCount "117"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Be2 Qc7 6. h3 Bf5 7. c3 e6 8. 0-0 Bd6 9. Re1 Nge7 10. Bg5 0-0 11. Bd3 Bxd3 12. Qxd3 f6 13. Bh4 e5 14. dxe5 fxe5 15. Bxe7 Nxe7 16. Ng5 e4 17. Qd1 Qd7 18. h4 h6 19. Nh3 Nf5 20. Qxd5+ Kh8 21. Kh1 Nxh4 22. Rxe4 Nf5 23. Nd2 Ne7 24. Qd3 Qc7 25. Rae1 Rad8 26. Qc2 Nd5 27. Nf3 Nf6 28. Re6 Rfe8 29. Qg6 Rxe6 30. Rxe6 Qd7 31. Re1 Bc7 32. Nhg5 Rf8 33. Qh5 Nxh5 34. Ne6 Re8 35. Nfd4 Rxe6 36. Nxe6 Qe7 37. g3 Nf6 38. Re3 Nd7 39. Nxc7 Qd6 40. Ne8 Qc6+ 41. Kh2 Qb5 42. b3 Qh5+ 43. Kg2 Nf6 44. Nxf6 gxf6 45. f3 Qd5 46. Re2 Qd3 47. Rf2 Qxc3 48. g4 f5 49. gxf5 Kg7 50. Kg3 Kf6 51. Kg4 Qd4+ 52. Kg3 Kxf5 53. Re2 Qf4+ 54. Kg2 Qg5+ 55. Kf2 Qh4+ 56. Kg2 Qb4 57. Kg3 Qd6+ 58. Kg2 h5 59. Kh3 0-1

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "6"]
[White "Gudmundsson, Gunnar Erik"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1906"]
[BlackElo "1535"]
[PlyCount "87"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 b6 2. e4 e6 3. Bd3 Bb7 4. Nf3 c5 5. c3 d5 6. e5 Nc6 7. 0-0 Qc7 8. a3 h5 9. b4 c4 10. Bc2 b5 11. a4 a6 12. Qe2 Be7 13. Bg5 Nh6 14. Bxe7 Qxe7 15. Nbd2 g5 16. axb5 axb5 17. Rxa8+ Bxa8 18. Ra1 Kd7 19. Ne1 h4 20. Qh5 g4 21. f3 h3 22. fxg4 hxg2 23. Nxg2 Qf8 24. Qg5 Qd8 25. Qxd8+ Rxd8 26. h3 f6 27. exf6 Rf8 28. Kh2 Bb7 29. g5 Nf7 30. h4 e5 31. Nf3 e4 32. Nd2 Ncd8 33. Kg3 Ne6 34. Kg4 Rg8 35. Nf1 Nh6+ 36. Kh5 Nf5 37. Kg4 Nd6 38. Nf4 Nxf4 39. Kxf4 Rh8 40. Kg4 Bc8 41. Ne3 Ke8+ 42. Kg3 Nf5+ 43. Nxf5 Bxf5 44. Ra8+ 1-0

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "3"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Brynjarsson, Helgi"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1535"]
[BlackElo "2066"]
[PlyCount "59"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 c5 7. Be3 cxd4 8. Nxd4 Nc6 9. 0-0 Nd7 10. h3 a6 11. Rc1 Qa5 12. f4 Nc5 13. Nxc6 bxc6 14. Bd4 Bd7 15. Bxg7 Kxg7 16. a3 Ne6 17. e5 Qc5+ 18. Kh1 Nd4 19. Ne4 Qb6 20. exd6 exd6 21. Nxd6 Qxb2 22. Bf3 Rab8 23. Re1 c5 24. Bd5 Be6 25. Bxe6 Nxe6 26. f5 Nf4 27. Qf3 Nh5 28. g4 Rb3 29. Qg2 Qxg2+ 30. Kxg2 0-1

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "7"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Gunnarsson, Helgi Petur"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1535"]
[BlackElo "1746"]
[PlyCount "47"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bg5 Be7 6. Nc3 c6 7. e3 0-0 8. Bd3 Re8 9. Qc2 h6 10. Bh4 Be6 11. 0-0 Nbd7 12. Nd2 Rc8 13. a3 Nf8 14. b4 a6 15. Nb3 N8d7 16. Rad1 Qc7 17. h3 Bd6 18. Rfe1 Be7 19. f3 Nf8 20. Bf2 Bd7 21. e4 dxe4 22. fxe4 Rcd8 23. e5 Nd5 24. Nxd5 1-0

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "11"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Hauksdottir, Hrund"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1535"]
[BlackElo "1737"]
[PlyCount "48"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bg5 e6 6. e3 Be7 7. Nf3 Nc6 8. Bb5 0-0 9. Rc1 Bd7 10. 0-0 Na5 11. Bxd7 Qxd7 12. Ne5 Qd8 13. b4 Bxb4 14. Bxf6 Qxf6 15. Nd7 Qh6 16. Nxf8 Bd6 17. h3 Rxf8 18. Nb5 Nc4 19. Rxc4 dxc4 20. Nxd6 b6 21. Nxc4 Qg5 22. Ne5 h6 23. Qa4 a5 24. Qc6 Rd8 1-0

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "8"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Johansson, Viktoria"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1535"]
[BlackElo "2041"]
[PlyCount "102"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 e6 5. cxd5 exd5 6. Qc2 Bg4 7. e3 Be7 8. Bd3 Nbd7 9. Nge2 Bh5 10. 0-0 Bg6 11. Bxg6 hxg6 12. h3 Nf8 13. f3 Ne6 14. Bxf6 Bxf6 15. Rad1 Ng5 16. e4 Qd7 17. Nf4 Be7 18. e5 Rh4 19. e6 Nxe6 20. Nxe6 Qxe6 21. Rfe1 Qd6 22. Qf2 Rh5 23. Re2 0-0-0 24. Rc2 Kb8 25. a3 Rdh8 26. b4 Bh4 27. Qe2 Bd8 28. b5 Bc7 29. Qf2 Qh2+ 30. Kf1 Qf4 31. bxc6 bxc6 32. Ne2 Qd6 33. Rb1+ Ka8 34. Rbc1 Rxh3 35. Rxc6 Rh1+ 36. Ng1 Qxa3 37. Rxc7 Qd3+ 38. Qe2 Rxg1+ 39. Kxg1 Qxe2 40. Rc8+ Rxc8 41. Rxc8+ Kb7 42. Rf8 Qe3+ 43. Kh1 Qxd4 44. Rxf7+ Kc6 45. Rf8 a5 46. Rc8+ Kd7 47. Rc1 a4 48. Rb1 a3 49. Rb7+ Kc6 50. Rb8 a2 51. Ra8 a1Q+ 0-1

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "5"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Lagerman, Robert"]
[Result "0-1"]
[ECO "A59"]
[WhiteElo "1535"]
[BlackElo "2290"]
[PlyCount "73"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. e4 Bxf1 8. Kxf1 d6 9. g3 Bg7 10. Kg2 0-0 11. Nf3 Nbd7 12. Qc2 Qa5 13. a4 Rfb8 14. Rb1 Ng4 15. Re1 Nge5 16. Nxe5 Nxe5 17. b3 c4 18. Bd2 Nd3 19. Re2 Nb4 20. Qd1 Qc5 21. Be3 Qc8 22. Bd4 Bxd4 23. Qxd4 cxb3 24. Rxb3 Na6 25. Rxb8 Rxb8 26. Nb5 f6 27. Qa7 Kf8 28. Re3 Nc5 29. Nc7 Rb7 30. Ne6+ Nxe6 31. Qa6 Nc5 32. Qc4 Ra7 33. e5 fxe5 34. Rf3+ Kg8 35. Qh4 Qe8 36. Ra3 Rxa4 37. Rxa4 0-1

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Nilssen, Ellen Fredericia"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "1535"]
[BlackElo "2110"]
[PlyCount "59"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. Bh4 Nxc3 7. bxc3 0-0 8. e3 c6 9. Be2 Qa5 10. Qc2 Bf5 11. Bd3 dxc4 12. Bxf5 gxf5 13. Bxe7 Re8 14. Bb4 Qd5 15. 0-0 a5 16. Ba3 b5 17. Nh4 Qe4 18. Qxe4 fxe4 19. Nf5 Na6 20. Nxg7 Kxg7 21. Bd6 Red8 22. Bf4 Rd7 23. Rab1 Rb7 24. a3 c5 25. Rb2 cxd4 26. exd4 b4 27. axb4 axb4 28. Ra1 Rba7 29. cxb4 Nxb4 30. Rxa7 0-1

[Event "Reykjavik Blitz op"]
[Site "Reykjavik"]
[Date "2022.01.29"]
[Round "9"]
[White "Omarsson, Josef"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1185"]
[BlackElo "1535"]
[PlyCount "68"]
[EventDate "2022.01.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 c5 2. Bf4 cxd4 3. Qxd4 d6 4. Nf3 e5 5. Bxe5 dxe5 6. Qxd8+ Kxd8 7. Nxe5 Be6 8. Nc3 Bd6 9. 0-0-0 Ke7 10. Nf3 Nf6 11. Nb5 Rd8 12. e3 a6 13. Nxd6 Rxd6 14. Rxd6 Kxd6 15. Be2 Nc6 16. Rd1+ Ke7 17. a3 Rd8 18. Nd4 Nxd4 19. exd4 Ne4 20. f3 Nd6 21. Bd3 Nf5 22. c3 Nd6 23. Re1 Kf6 24. h4 Bf5 25. Bf1 Re8 26. Rd1 h5 27. Kd2 Be6 28. Re1 Re7 29. Be2 Bc4 30. Bxc4 Nxc4+ 31. Kd1 Nxb2+ 32. Kd2 Nc4+ 33. Kd1 Rxe1+ 34. Kxe1 Nxa3 0-1

[Event "Gardabaer op"]
[Site "Gardabaer"]
[Date "2021.11.14"]
[Round "7"]
[White "Finnsson, Johann Arnar"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1794"]
[BlackElo "1434"]
[PlyCount "71"]
[EventDate "2021.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 Nc6 3. Nf3 g6 4. 0-0 Bg7 5. c4 Nf6 6. Nc3 d6 7. Rb1 a6 8. a3 Bf5 9. d3 Ng4 10. h3 Nge5 11. Nxe5 Bxe5 12. Bh6 Rg8 13. Qd2 Qc8 14. Kh2 Bf6 15. Bg5 Bxg5 16. Qxg5 f6 17. Qe3 Kf7 18. Nd5 Qd8 19. b4 e6 20. bxc5 exd5 21. Rxb7+ Bd7 22. Bxd5+ Kf8 23. Qe4 Rc8 24. Bxg8 Kxg8 25. cxd6 Ne5 26. Rfb1 Bc6 27. d7 Ra8 28. Qd4 Bxb7 29. Rxb7 Kg7 30. c5 Kf8 31. Qd6+ Kf7 32. f4 Nf3+ 33. exf3 Kg7 34. c6 Qg8 35. d8Q+ Kh6 36. Qxg8 1-0

[Event "Gardabaer op"]
[Site "Gardabaer"]
[Date "2021.11.13"]
[Round "6"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Kjartansson, David"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1434"]
[BlackElo "2317"]
[PlyCount "88"]
[EventDate "2021.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nb6 6. Bb3 Bf5 7. Ne2 e6 8. Nbc3 Nc6 9. 0-0 Qd7 10. Be3 Be7 11. Qd2 Na5 12. Nc1 Nxb3 13. Nxb3 Nc4 14. Qe2 Nxe3 15. Qxe3 0-0 16. Nc5 Qc6 17. N5e4 Rfd8 18. Rfd1 h6 19. f3 Rd7 20. Rd2 Rad8 21. Rad1 b5 22. Ng3 Bg6 23. Nce4 Bb4 24. Rd3 Rd5 25. a3 Be7 26. b4 a5 27. Rc3 Qb6 28. Nc5 Bxc5 29. Rxc5 axb4 30. Rxd5 Rxd5 31. axb4 Qa7 32. Qc3 Rxe5 33. Kf1 Rd5 34. Ne2 Rd8 35. Rc1 Rc8 36. Qc6 Bd3 37. Qd7 Rf8 38. Qxc7 Qxd4 39. Qc5 Qb2 40. Re1 Ra8 41. Qe7 Bc4 42. Qb7 Ra2 43. Qe4 Qxb4 44. Kg1 Qxe1# 0-1

[Event "Gardabaer op"]
[Site "Gardabaer"]
[Date "2021.11.12"]
[Round "5"]
[White "Thorisson, Benedikt"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1700"]
[BlackElo "1434"]
[PlyCount "102"]
[EventDate "2021.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qd5 7. Qxd5 cxd5 8. d4 Bf5 9. c3 a6 10. Bf4 e6 11. Nh4 Be4 12. f3 Bc2 13. b3 h6 14. Kd2 Bh7 15. g4 Nc6 16. Ng2 b5 17. Ne3 b4 18. Bd3 bxc3+ 19. Kxc3 Bb4+ 20. Kc2 Nxd4+ 21. Kb2 Bxd3 22. Rhd1 Ne2 23. Be5 f6 24. Bxf6 gxf6 25. Rxd3 Rc8 26. Rad1 Rh7 27. a3 Bc3+ 28. Ka2 Nf4 29. Nc4 Nxd3 30. Nd6+ Kd7 31. Nxc8 Nb4+ 32. axb4 Kxc8 33. Rc1 Rc7 34. h4 Bxb4 35. Rg1 Rc2+ 36. Kb1 Rf2 37. g5 fxg5 38. hxg5 hxg5 39. Rxg5 Rxf3 40. Rg1 Kb7 41. Rg7+ Kb6 42. Rg6 Rxb3+ 43. Kc2 Re3 44. Kb2 a5 45. Ka2 a4 46. Kb2 Re2+ 47. Kb1 a3 48. Rg3 d4 49. Rb3 Kc5 50. Rg3 Bc3 51. Rg5+ e5 0-1

[Event "EU-ch Hybrid U12"]
[Site "Tornelo INT"]
[Date "2021.10.15"]
[Round "3"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Alizada, Agshin"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "1532"]
[BlackElo "1213"]
[PlyCount "84"]
[EventDate "2021.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Island"]
[BlackTeam "Azerbaijan"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "AZE"]

1. d4 d6 2. e4 g6 3. c4 Bg7 4. Nf3 Bg4 5. Be2 Nc6 6. Be3 Nf6 7. Nc3 e5 8. d5 Ne7 9. b4 Nd7 10. Nd2 Bxe2 11. Qxe2 0-0 12. 0-0 f5 13. f3 f4 14. Bf2 h6 15. c5 a6 16. a4 Nf6 17. Nc4 Rc8 18. Rac1 g5 19. b5 Ng6 20. bxa6 bxa6 21. cxd6 cxd6 22. Nb6 Rb8 23. Qxa6 h5 24. Nc4 Ne8 25. Nb5 Rf6 26. Ba7 Ra8 27. Nb6 Rxa7 28. Nxa7 Qe7 29. Rc8 g4 30. Nc6 Qf7 31. Qa8 gxf3 32. Rxe8+ Kh7 33. Rxf3 Nh4 34. Rh3 Nxg2 35. Rh8+ Bxh8 36. Qa7 Qxa7 37. Nxa7 Ne3 38. Kf2 Rg6 39. a5 Rg2+ 40. Kf3 Ra2 41. Nc6 Kh6 42. Nc8 Ng4 0-1

[Event "EU-ch Hybrid U12"]
[Site "Tornelo INT"]
[Date "2021.10.15"]
[Round "8"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Fedorov, Vladimir3333"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "1532"]
[BlackElo "1168"]
[PlyCount "119"]
[EventDate "2021.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Island"]
[BlackTeam "Russia"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 d5 6. Bg2 Bb4+ 7. Bd2 Be7 8. Nc3 c6 9. Ne5 Bd6 10. Bf4 Bb4 11. Qc2 Nh5 12. Bd2 Qd6 13. 0-0 dxc4 14. Ne4 Qe7 15. Bxb4 Qxb4 16. bxc4 f6 17. Nd3 Qe7 18. g4 f5 19. Nd2 fxg4 20. Ne5 Bb7 21. Qa4 0-0 22. e3 b5 23. cxb5 cxb5 24. Qxb5 Bxg2 25. Kxg2 a6 26. Qc4 Nf6 27. Rac1 Nbd7 28. Nxd7 Qxd7 29. Qc6 Qd5+ 30. Qxd5 exd5 31. Rc5 Rab8 32. Nb3 Rb5 33. Rfc1 Ne4 34. R5c2 a5 35. Nc5 Nxc5 36. Rxc5 Rb2 37. R1c2 Rxc2 38. Rxc2 a4 39. Rc5 Rb8 40. Ra5 Rb4 41. Kg3 h5 42. Rxd5 Rb2 43. Rxh5 Rxa2 44. Ra5 Kf7 45. Kxg4 Rxf2 46. Rxa4 Rxh2 47. e4 Rf2 48. Ra7+ Kf8 49. e5 Rd2 50. Rd7 Rf2 51. e6 Ke8 52. d5 Re2 53. Kf5 Rf2+ 54. Ke5 g5 55. Kd6 Ra2 56. Rg7 Ra6+ 57. Ke5 Ra1 58. Rxg5 Ra2 59. Rg8+ Ke7 60. d6# 1-0

[Event "EU-ch Hybrid U12"]
[Site "Tornelo INT"]
[Date "2021.10.15"]
[Round "6"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Kyriakides, Andreas"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "1532"]
[BlackElo "1153"]
[PlyCount "75"]
[EventDate "2021.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Island"]
[BlackTeam "Zypern"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "CYP"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 c5 6. dxc5 0-0 7. cxd5 Bf5 8. Nh4 Bd7 9. e4 Qa5 10. Bd3 Nxd5 11. exd5 Bxc3+ 12. bxc3 Qxc3+ 13. Kf1 Qxc5 14. Qb3 Qd4 15. Rc1 b6 16. Bxe7 Re8 17. Nf3 Qf4 18. Rc4 Qh6 19. Bg5 Qg7 20. Re4 Rc8 21. Rc4 Re8 22. h3 Na6 23. g3 Nc5 24. Qc3 Bb5 25. Bf6 Qf8 26. Rxc5 Qxc5 27. Bxb5 Qxb5+ 28. Kg2 Qc5 29. Qd2 Qd6 30. Qd4 Qc5 31. Qf4 Re2 32. Rf1 Rxa2 33. d6 Qc8 34. d7 Qf8 35. Qe4 Rb8 36. Qe5 Ra8 37. Qd5 Rb8 38. Qxa2 1-0

[Event "EU-ch Hybrid U12"]
[Site "Tornelo INT"]
[Date "2021.10.15"]
[Round "2"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Tabatadze, Erekle"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "1532"]
[BlackElo "1343"]
[PlyCount "70"]
[EventDate "2021.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Island"]
[BlackTeam "Georgia"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "GEO"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 0-0 8. Qc2 d6 9. 0-0 c5 10. e4 cxd4 11. Nxd4 Nc6 12. N2f3 Nb4 13. Qc3 a5 14. Nd2 Na6 15. f3 Rc8 16. Rac1 Nc5 17. N2b3 d5 18. Nxc5 Rxc5 19. exd5 exd5 20. b3 dxc4 21. Rcd1 Nd5 22. Qd2 c3 23. Qf2 Qc7 24. Rc1 Nb4 25. Rfd1 Ba6 26. Bf1 Bxf1 27. Kxf1 Rc8 28. a3 Nd5 29. Rd3 b5 30. Nc2 Nf6 31. Rcd1 h6 32. Rd4 Re8 33. R1d3 Rce5 34. Ne3 Rxe3 35. Rxe3 c2 0-1

[Event "EU-ch Hybrid U12"]
[Site "Tornelo INT"]
[Date "2021.10.15"]
[Round "7"]
[White "Mirzayev, Emil"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1223"]
[BlackElo "1532"]
[PlyCount "113"]
[EventDate "2021.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Azerbaijan"]
[BlackTeam "Island"]
[WhiteTeamCountry "AZE"]
[BlackTeamCountry "ISL"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 7. Nf3 Bd6 8. Be3 Nge7 9. Nbd2 0-0 10. 0-0 f6 11. Qc2 h6 12. Nb3 e5 13. dxe5 fxe5 14. Be2 e4 15. Nfd4 Nxd4 16. Nxd4 a6 17. c4 Nf5 18. Nxf5 Bxf5 19. Rac1 Rac8 20. Qb3 dxc4 21. Bxc4+ Kh8 22. Bxa6 Qa5 23. Rxc8 Rxc8 24. Bc4 Qe5 25. Rd1 b5 26. Qxb5 Qh2+ 27. Kf1 Rf8 28. Bc5 Bd7 29. Bxd6 Qh1+ 30. Ke2 Bxb5 31. Rxh1 Bxc4+ 32. Ke3 Rd8 33. b3 Bd3 34. Be5 Rd5 35. Bd4 Ra5 36. Ra1 Bc2 37. b4 Ra3+ 38. Kf4 Kh7 39. h4 Kg6 40. b5 Rd3 41. Be3 Rd5 42. b6 Rb5 43. Rc1 Bd3 44. a4 Rb4 45. a5 Kh5 46. Kg3 Kg6 47. Ra1 Ba6 48. Rc1 Kf6 49. Rc7 g5 50. hxg5+ hxg5 51. Ra7 Bc8 52. a6 Ke6 53. b7 Bxb7 54. Rxb7 Ra4 55. a7 Kd6 56. Rb8 g4 57. a8Q 1-0

[Event "EU-ch Hybrid U12"]
[Site "Tornelo INT"]
[Date "2021.10.15"]
[Round "4"]
[White "Nikolovski, Kiril"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1293"]
[BlackElo "1532"]
[PlyCount "84"]
[EventDate "2021.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Macedonia"]
[BlackTeam "Island"]
[WhiteTeamCountry "MKD"]
[BlackTeamCountry "ISL"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Nf3 Bg4 7. Be3 e6 8. Nbd2 Bd6 9. h3 Bh5 10. 0-0 Nge7 11. Qb3 a6 12. Rfe1 Bg6 13. Be2 h6 14. c4 dxc4 15. Nxc4 Bb4 16. Rec1 a5 17. Nce5 0-0 18. Nxc6 Nxc6 19. Ne5 Be4 20. Bf3 Bxf3 21. Nxf3 Qe7 22. a3 Bd6 23. Nd2 Rfd8 24. Nc4 Bc7 25. Rd1 Rd7 26. Nb6 Bxb6 27. Qxb6 Rad8 28. Rac1 e5 29. Re1 e4 30. Red1 Rd6 31. Qc5 Qf6 32. d5 Qe5 33. Bd4 Qxd5 34. Qc3 Nxd4 35. Kh1 Qe6 36. Re1 Rc6 37. Qxa5 Rdc8 38. Rcd1 Rc5 39. Qa4 Rc4 40. Qa7 Nf3 41. Re3 Rc1 42. Qa4 R8c2 0-1

[Event "EU-ch Hybrid U12"]
[Site "Tornelo INT"]
[Date "2021.10.15"]
[Round "5"]
[White "Sharifov, Ramazan"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1268"]
[BlackElo "1532"]
[PlyCount "81"]
[EventDate "2021.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Azerbaijan"]
[BlackTeam "Island"]
[WhiteTeamCountry "AZE"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. c4 c6 5. Qb3 Qd7 6. Nc3 e6 7. Be2 Na6 8. c5 Nb8 9. Nf3 Be7 10. Ne5 Qc8 11. Qa4 Nbd7 12. b4 a6 13. Qb3 0-0 14. a4 Nxe5 15. Bxe5 Ne4 16. h3 Nxc3 17. Qxc3 f6 18. Bg3 a5 19. bxa5 Bd8 20. a6 bxa6 21. a5 Bc7 22. Bxc7 Qxc7 23. 0-0 e5 24. Ra3 e4 25. Rb3 Bc8 26. Rfb1 f5 27. Rb6 f4 28. exf4 Qxf4 29. Qe3 Qf6 30. Qg3 Qxd4 31. Rxc6 Qd2 32. Rc7 Rf7 33. Rxf7 Kxf7 34. Qc7+ Kf6 35. Qc6+ Be6 36. Qxa8 Qxe2 37. Qf8+ Ke5 38. Qxg7+ Kf5 39. g4+ Kf4 40. Qf6+ Bf5 41. Qxf5# 1-0

[Event "EU-ch Hybrid U12"]
[Site "Tornelo INT"]
[Date "2021.10.15"]
[Round "1"]
[White "Sheahan, Gavin"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "A69"]
[BlackElo "1532"]
[PlyCount "77"]
[EventDate "2021.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Irland"]
[BlackTeam "Island"]
[WhiteTeamCountry "IRL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 0-0 9. Be2 Re8 10. Qc2 Bg4 11. 0-0 Bxf3 12. Bxf3 Qa5 13. a4 Na6 14. Bd2 Nb4 15. Qb3 Qb6 16. a5 Qd8 17. Rfe1 Na6 18. e5 Nd7 19. e6 Bd4+ 20. Kh1 Nf6 21. Qxb7 Nc7 22. Nb5 Re7 23. Nxd4 cxd4 24. exf7+ Rxf7 25. Qb4 Nfxd5 26. Qxd4 Rf5 27. Bg4 Rf6 28. f5 Rb8 29. Bg5 Rb4 30. Bxf6 Qxf6 31. Qxf6 Nxf6 32. Bf3 gxf5 33. Rac1 Ncd5 34. Rc6 Rxb2 35. Rxd6 Kg7 36. Bxd5 Rd2 37. Re7+ Kf8 38. Rf7+ Ke8 39. Bc6+ 1-0

[Event "EU-ch Hybrid U12"]
[Site "Tornelo INT"]
[Date "2021.10.15"]
[Round "9"]
[White "Theodoridis, Charalampos"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1351"]
[BlackElo "1532"]
[PlyCount "114"]
[EventDate "2021.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Greece"]
[BlackTeam "Island"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "ISL"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 7. Nf3 Bd6 8. 0-0 Nge7 9. Re1 f6 10. Be3 e5 11. dxe5 fxe5 12. Bc2 0-0 13. Bb3 Be6 14. Ng5 Qd7 15. Qd2 Rad8 16. Rd1 e4 17. Kh1 Bc7 18. Qc2 Kh8 19. Qe2 Bf5 20. g4 Qd6 21. f4 exf3 22. Qf2 Bg6 23. Bc5 Qe5 24. h4 h6 25. Re1 Qg3 26. Ne6 Qh3+ 27. Kg1 Qxg4+ 28. Kh1 Qh3+ 29. Kg1 Bg3 30. Nxf8 Bxf2+ 31. Kxf2 Qg2+ 32. Ke3 Nf5+ 33. Kd3 Nd6+ 34. Nxg6+ Qxg6+ 35. Kd2 Ne4+ 36. Kd1 Nxc5 37. Nd2 Nxb3 38. axb3 Re8 39. Nxf3 Rxe1+ 40. Nxe1 Qg4+ 41. Kd2 Qxh4 42. Nd3 Qh2+ 43. Ke3 Qg3+ 44. Kd2 Qg2+ 45. Ke3 a6 46. Re1 h5 47. Re2 Qg5+ 48. Kf2 h4 49. Re8+ Kh7 50. Re3 Ne7 51. Re5 Qd2+ 52. Kg1 Qxd3 53. Rxe7 Qb1+ 54. Kh2 Qxb2+ 55. Kh3 Qxc3+ 56. Kxh4 Qf6+ 57. Kg4 Qxe7 0-1

[Event "Nordic-ch U14"]
[Site "Torshavn"]
[Date "2021.09.12"]
[Round "6"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Strand, Vetle Bjorge"]
[Result "0-1"]
[ECO "D52"]
[WhiteElo "1522"]
[BlackElo "1801"]
[PlyCount "136"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FAI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Bd6 7. Rc1 a6 8. Qc2 h6 9. Bh4 0-0 10. cxd5 exd5 11. Bd3 Re8 12. 0-0 Qe7 13. Rfe1 g5 14. Bg3 Bxg3 15. hxg3 Ne4 16. Ne2 f5 17. Nd2 Ndf6 18. f3 Nd6 19. Nc3 g4 20. Kf2 Nh5 21. Re2 Qg5 22. Rg1 Re7 23. Nf1 Bd7 24. Ke1 Rae8 25. Kd1 Ne4 26. Bxe4 fxe4 27. f4 Qf6 28. Rh1 Ng7 29. Re1 Nf5 30. Ne2 b6 31. Qb3 Rb8 32. Kc2 Qd6 33. Kb1 c5 34. Rd1 c4 35. Qc2 b5 36. Kc1 b4 37. Kd2 b3 38. axb3 Rxb3 39. Nc3 Qb4 40. Rb1 Be6 41. Kc1 Rb7 42. Nd1 a5 43. Ra1 Qb6 44. Ra2 Kh7 45. Kd2 Qb5 46. Ke1 a4 47. Kf2 Kg6 48. Nd2 Rd3 49. Re1 Qb4 50. Nc3 a3 51. Ndb1 axb2 52. Re2 Qb3 53. Qxb3 Rxb3 54. Raxb2 Rxb2 55. Rxb2 Nxe3 56. Rb6 Kf7 57. Nb5 Nf5 58. N1c3 e3+ 59. Ke1 Nxd4 60. Nxd4 Rxd4 61. Nb5 Rd2 62. f5 Bd7 63. Rb7 Ke8 64. Nd6+ Kd8 65. f6 Rf2 66. f7 Ke7 67. Rb8 c3 68. Ne4 dxe4 0-1

[Event "Nordic-ch U14"]
[Site "Torshavn"]
[Date "2021.09.12"]
[Round "5"]
[White "Magnussen, Petur Gardar"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1016"]
[BlackElo "1522"]
[PlyCount "76"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FAI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Qc7 5. c3 Nf6 6. h3 e6 7. Nf3 Bd6 8. Nbd2 h6 9. Qc2 b6 10. Nf1 Ba6 11. Bxa6 Nxa6 12. Qa4+ Nd7 13. Qxa6 Rb8 14. Qd3 0-0 15. Ne3 f5 16. Bd2 Rbe8 17. 0-0-0 a5 18. Rde1 Rb8 19. Re2 b5 20. Rhe1 Rfc8 21. Nf1 Nf8 22. Ne5 b4 23. Nh2 a4 24. Kd1 a3 25. bxa3 bxc3 26. Bc1 Nd7 27. Nxd7 Qxd7 28. Rc2 Qa4 29. Ke2 Rc4 30. Nf1 Rxd4 31. Qxc3 Rc4 32. Qxc4 dxc4 33. Rd2 Bxa3 34. Bxa3 Qxa3 35. Ne3 c3 36. Rc2 Qa6+ 37. Kd1 Rb1+ 38. Rc1 Qd3# 0-1

[Event "Nordic-ch U14"]
[Site "Torshavn"]
[Date "2021.09.11"]
[Round "3"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Moller, Tomas"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1522"]
[BlackElo "1402"]
[PlyCount "69"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FAI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 e6 5. cxd5 exd5 6. Qc2 Be7 7. e3 Nbd7 8. Bd3 h6 9. Bh4 b6 10. Bg3 Nh5 11. Nf3 Nxg3 12. hxg3 Bb7 13. g4 Bb4 14. g5 h5 15. g6 f6 16. g4 h4 17. Rxh4 Rg8 18. Bf5 Qe7 19. 0-0-0 0-0-0 20. Nxd5 Qd6 21. Nxb4 Qxb4 22. a3 Qe7 23. d5 c5 24. Be6 Rh8 25. Rdh1 Rxh4 26. Nxh4 Rh8 27. Qd1 Kd8 28. e4 Qf8 29. Nf5 Ba6 30. Bxd7 Rxh1 31. Qxh1 Kxd7 32. Qh7 Bd3 33. Nxg7 Bxe4 34. Nf5+ Kc8 35. g7 1-0

[Event "Nordic-ch U14"]
[Site "Torshavn"]
[Date "2021.09.11"]
[Round "4"]
[White "Samuelsen, Brestir"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1115"]
[BlackElo "1522"]
[PlyCount "120"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FAI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Bf5 5. Nf3 Nc6 6. Bd3 Bg6 7. Be3 e6 8. 0-0 Qb6 9. Bxg6 hxg6 10. Qc2 Rc8 11. Nbd2 Nge7 12. dxc5 Qc7 13. Bd4 Nf5 14. a3 Be7 15. b4 g5 16. Nb3 g4 17. Nfd2 Nxe5 18. Bxe5 Qxe5 19. g3 Qf6 20. f4 Ne3 21. Qd3 Nxf1 22. Nxf1 0-0 23. Ne3 b6 24. Nxg4 Qf5 25. Qxf5 exf5 26. Ne5 bxc5 27. Nd7 Rfd8 28. Ndxc5 Bxc5+ 29. Nxc5 a5 30. Rc1 axb4 31. axb4 d4 32. cxd4 Rxd4 33. Rb1 Rb8 34. b5 Rd5 35. Na6 Rdxb5 36. Rxb5 Rxb5 37. Nc7 Rc5 38. Na6 Rb5 39. Nc7 Rb2 40. Nd5 g6 41. Ne3 Kg7 42. Nc4 Ra2 43. Ne5 Kf6 44. Nf3 Ke6 45. Ng5+ Ke7 46. Nf3 f6 47. Nh4 Kf7 48. Nf3 Kg7 49. Nh4 Kh6 50. Nf3 g5 51. fxg5+ fxg5 52. Nd4 Kg6 53. Nf3 Kh5 54. h3 g4 55. hxg4+ Kxg4 56. Nh2+ Kxg3 57. Nf1+ Kf3 58. Nh2+ Rxh2 59. Kxh2 f4 60. Kg1 Ke2 0-1

[Event "Nordic-ch U14"]
[Site "Torshavn"]
[Date "2021.09.10"]
[Round "1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Brattgjerd, Isak Vinh"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1522"]
[BlackElo "1891"]
[PlyCount "70"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FAI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. Bg3 Nf6 5. e3 e6 6. Be2 g4 7. h3 h5 8. hxg4 fxg4 9. Qd3 Kf7 10. f3 Bg7 11. Bh4 Qg8 12. Nd2 Qh7 13. Qxh7 Rxh7 14. Bxf6 Bxf6 15. fxg4 d5 16. gxh5 c5 17. c3 Nd7 18. Ngf3 e5 19. dxe5 Nxe5 20. Nxe5+ Bxe5 21. Bd3 Bg3+ 22. Kd1 Bg4+ 23. Kc2 Rxh5 24. Raf1+ Ke6 25. Rxh5 Bxh5 26. Rf5 Bg6 27. Rg5 Bxd3+ 28. Kxd3 Be5 29. Nf3 Bf6 30. Rg4 Rh8 31. e4 Rh1 32. exd5+ Kxd5 33. Rf4 Be7 34. g4 Rd1+ 35. Nd2 Rxd2+ 0-1

[Event "Nordic-ch U14"]
[Site "Torshavn"]
[Date "2021.09.10"]
[Round "2"]
[White "Salonen, Aku"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1442"]
[BlackElo "1522"]
[PlyCount "89"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FAI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 e6 5. e4 exd5 6. exd5 g6 7. Nf3 Bg4 8. Be2 Bg7 9. 0-0 0-0 10. h3 Bxf3 11. Bxf3 Nbd7 12. Bf4 Qb6 13. Qc2 a6 14. Rfe1 Rfe8 15. a3 h5 16. Rac1 Nh7 17. Rxe8+ Rxe8 18. Na4 Qc7 19. b4 b5 20. Nxc5 Nxc5 21. cxb5 axb5 22. bxc5 Be5 23. Be3 dxc5 24. Qxc5 Qa5 25. Rb1 Nf6 26. Qb4 Qa6 27. g4 hxg4 28. hxg4 Rd8 29. Qxb5 Qxa3 30. g5 Nd7 31. Qb3 Qe7 32. Kg2 Rb8 33. Qc2 Rxb1 34. Qxb1 Kg7 35. Qb7 Bd6 36. Qb2+ Be5 37. Qc2 Nf8 38. Qe4 Qd6 39. Bg4 Nh7 40. f4 Bc3 41. f5 Be5 42. f6+ Kg8 43. Be6 Qc7 44. Qxg6+ Kf8 45. Bc5+ 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.05"]
[Round "11"]
[White "Agustsson, Hafsteinn"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1803"]
[BlackElo "1473"]
[PlyCount "122"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 Qc7 6. Ne2 e6 7. Nbc3 a6 8. Bg5 Be7 9. 0-0 h6 10. Bh4 Nc6 11. Re1 Bd7 12. Qd2 Bd6 13. Nd1 Nb4 14. Ne3 Nxd3 15. Qxd3 Bb5 16. Qc3 Bxe2 17. Qxc7 Bxc7 18. Bxf6 gxf6 19. Rxe2 0-0 20. Rf1 f5 21. c3 h5 22. Nc2 Rae8 23. Rfe1 Re7 24. Nb4 Rd7 25. Nd3 Bd6 26. b3 Rc8 27. Rc2 Rdc7 28. Nc5 Bxc5 29. dxc5 Rxc5 30. Re5 Rxc3 31. Rxc3 Rxc3 32. g4 fxg4 33. hxg4 hxg4 34. Rg5+ Kf8 35. Rxg4 Rc2 36. a4 Rc3 37. Rb4 Rc7 38. Kf1 Ke7 39. Rb6 Kd7 40. Ke2 Kc8 41. Kd3 Rc6 42. Rb4 Kc7 43. Rf4 f5 44. Rh4 Kd6 45. Rb4 b6 46. Rh4 b5 47. Rb4 bxa4 48. Rxa4 Rb6 49. Kc3 e5 50. Rh4 Kc5 51. b4+ Kb5 52. Rh5 d4+ 53. Kb3 Rf6 54. Rh8 d3 55. Rd8 e4 56. f3 Re6 57. fxe4 fxe4 58. Rb8+ Kc6 59. Rc8+ Kb7 60. Rc1 e3 61. Kc3 Rc6+ 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.04"]
[Round "10"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Omarsson, Josef"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1473"]
[BlackElo "1211"]
[PlyCount "123"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. e4 d6 6. h3 c5 7. d5 e6 8. Bf4 Qa5 9. Qd2 e5 10. Bg5 Nbd7 11. Bd3 a6 12. 0-0 Re8 13. a3 Qc7 14. Bh6 Bh8 15. b4 b6 16. Na4 Rb8 17. bxc5 bxc5 18. Rab1 Bb7 19. Rb2 Ba8 20. Rfb1 Rec8 21. Ne1 Qd8 22. f3 Qc7 23. g4 Bg7 24. Bxg7 Kxg7 25. h4 h5 26. g5 Ng8 27. Kf2 Ne7 28. Qc1 Qa5 29. Bc2 Rxb2 30. Rxb2 Rc7 31. Qb1 Nc8 32. Ke2 Ra7 33. Ng2 Kg8 34. f4 exf4 35. Nxf4 Ne5 36. Rb8 Qc7 37. Qb6 Qd7 38. Rxc8+ Kg7 39. Ne6+ fxe6 40. Qd8 Qxd8 41. Rxd8 exd5 42. cxd5 Nc4 43. Bd3 Nxa3 44. Nb6 Bb7 45. Rd7+ Kf8 46. Nc8 Ra8 47. Nxd6 a5 48. Rxb7 a4 49. e5 c4 50. Nxc4 Nxc4 51. Bxc4 a3 52. Rb1 Ra4 53. Kd3 Ke7 54. d6+ Kf8 55. e6 Ra5 56. e7+ Ke8 57. Rb8+ Kd7 58. Rd8+ Kc6 59. e8Q+ Kc5 60. Qe5+ Kb4 61. Rb8+ Ka4 62. Bb3# 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.03"]
[Round "9"]
[White "Gudmundsson, Gunnar Erik"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "E75"]
[WhiteElo "1844"]
[BlackElo "1473"]
[PlyCount "103"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 c5 4. d5 g6 5. Nf3 Bg7 6. e4 0-0 7. Be2 Bg4 8. 0-0 e6 9. Bg5 exd5 10. exd5 Re8 11. Qd2 Nbd7 12. Rae1 Qb6 13. h3 Bxf3 14. Bxf3 Ne5 15. Be2 Re7 16. f4 Ned7 17. Bd3 Rae8 18. Rc1 Re3 19. Kh2 Nh5 20. Nd1 Bd4 21. Rb1 Ng3 22. Nxe3 Bxe3 23. Qc2 Nxf1+ 24. Rxf1 Kg7 25. Qa4 Qc7 26. Kh1 f6 27. Bh4 a6 28. Re1 Re7 29. Bf2 Nb6 30. Qc2 Bxf4 31. Rxe7+ Qxe7 32. b4 cxb4 33. g3 Be5 34. Bxb6 Bxg3 35. Qe2 Be5 36. Kg2 f5 37. Qe3 Qh4 38. Be2 f4 39. Qf2 Qg5+ 40. Kf1 Qf5 41. Kg2 h5 42. Bf3 Qf6 43. Qd2 Bc3 44. Qd3 Qg5+ 45. Kf1 Qg3 46. Bd4+ Bxd4 47. Qxd4+ Kh7 48. Qe4 Qxh3+ 49. Bg2 Qd7 50. Qxf4 Qf5 51. Qxf5 gxf5 52. c5 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.02"]
[Round "8"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Moller, Tomas"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1473"]
[BlackElo "1402"]
[PlyCount "125"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bg4 5. Ne5 e6 6. Nxg4 Nxg4 7. e4 Nf6 8. e5 Ng8 9. cxd5 exd5 10. Bd3 Be7 11. 0-0 h5 12. f4 Qb6 13. Ne2 Nd7 14. a3 0-0-0 15. b4 Qc7 16. Bd2 Kb8 17. b5 c5 18. Qa4 b6 19. Rfc1 Qb7 20. dxc5 Nxc5 21. Qc2 Nxd3 22. Qxd3 Bc5+ 23. Nd4 Ne7 24. Be3 Rc8 25. a4 Rc7 26. a5 Rhc8 27. axb6 Bxb6 28. Rxc7 Rxc7 29. f5 Bxd4 30. Bxd4 Nc8 31. e6 f6 32. h3 Rc4 33. Bf2 h4 34. Rd1 Ne7 35. Bxh4 Nxf5 36. Qxf5 Rxh4 37. Qxd5 Qxd5 38. Rxd5 Re4 39. Rd8+ Kb7 40. Rd7+ Kb6 41. Rxg7 Rxe6 42. h4 f5 43. h5 Kxb5 44. Rg5 a5 45. Rxf5+ Kb4 46. g4 a4 47. Kf2 a3 48. Kg3 Re3+ 49. Kh4 a2 50. Rf1 Rb3 51. Ra1 Ka3 52. h6 Rb1 53. Rxa2+ Kxa2 54. Kg5 Rb5+ 55. Kg6 Rb6+ 56. Kh5 Rb5+ 57. g5 Kb3 58. h7 Rb8 59. g6 Kc4 60. g7 Rb5+ 61. Kg4 Rb1 62. g8Q+ Kd4 63. h8Q+ 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.01"]
[Round "7"]
[White "Hreinsson, Johann Helgi"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1195"]
[BlackElo "1473"]
[PlyCount "55"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Bf4 d6 4. Nf3 Bg7 5. Nc3 0-0 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 c5 9. d5 Qb6 10. Rb1 Nbd7 11. 0-0 Nh5 12. Bg3 Nxg3 13. hxg3 Ne5 14. Nxe5 Bxe5 15. Rfc1 Kg7 16. f4 Bf6 17. Kf2 e5 18. Rh1 Rae8 19. f5 Qd8 20. g4 Qe7 21. e4 Bg5 22. Rbf1 a6 23. a4 h6 24. g3 Rh8 25. Kg2 Rh7 26. Qf3 Reh8 27. Rh2 Qd8 28. fxg6 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.31"]
[Round "6"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Pozimski, Szymon"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "1473"]
[BlackElo "2019"]
[PlyCount "106"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. d5 Nf6 5. Nc3 b5 6. Bg5 Bb4 7. a4 c6 8. Bxf6 Qxf6 9. dxc6 Bxc3+ 10. bxc3 Qxc6 11. axb5 Qxb5 12. Rb1 Qc6 13. Qd5 Qxd5 14. exd5 Ba6 15. Rb4 0-0 16. Bxc4 Rc8 17. Bxa6 Nxa6 18. Ra4 Nc5 19. Ra1 Nd3+ 20. Ke2 Nf4+ 21. Kd2 Nxd5 22. Ne2 Rd8 23. Kc2 Nc7 24. Ra5 f6 25. Rha1 a6 26. f4 exf4 27. Nxf4 Rd6 28. Rc5 Ne6 29. Nxe6 Rxe6 30. Rd1 Rb8 31. Rcd5 Kf7 32. c4 Reb6 33. c5 Rb2+ 34. Kc3 R8b3+ 35. Kc4 Rb4+ 36. Kc3 R2b3+ 37. Kc2 Rb2+ 38. Kc3 R2b3+ 39. Kc2 Ra3 40. R1d4 Rxd4 41. Rxd4 Ke8 42. c6 Ra5 43. Kb3 Rc5 44. Rd6 Ke7 45. Rd7+ Ke6 46. Rxg7 Rxc6 47. Rxh7 Rc5 48. g4 Rg5 49. h3 Rb5+ 50. Ka4 Rb1 51. h4 Rg1 52. Rg7 Ra1+ 53. Kb3 Rb1+ 1/2-1/2

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.30"]
[Round "5"]
[White "Briem, Benedikt"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "A66"]
[WhiteElo "1858"]
[BlackElo "1473"]
[PlyCount "43"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. c4 d6 4. Nc3 e6 5. e4 exd5 6. cxd5 g6 7. f4 a6 8. e5 Nfd7 9. Nf3 b5 10. a4 b4 11. Ne4 dxe5 12. fxe5 Be7 13. d6 Bf8 14. Bc4 Bb7 15. Bxf7+ Kxf7 16. Neg5+ Ke8 17. Qb3 Nxe5 18. Qe6+ Be7 19. Qxe5 Rf8 20. dxe7 Qxe7 21. Qxe7+ Kxe7 22. 0-0 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.29"]
[Round "4"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Hallmundarson, Birkir"]
[Result "1-0"]
[ECO "A32"]
[WhiteElo "1473"]
[BlackElo "1095"]
[PlyCount "67"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. Nc3 cxd4 5. Nxd4 Bc5 6. e4 0-0 7. Bg5 h6 8. Bh4 e5 9. Nf3 d6 10. Nd5 Qa5+ 11. Qd2 Qxd2+ 12. Nxd2 Nxd5 13. cxd5 f5 14. f3 g5 15. Bg3 f4 16. Bf2 Bxf2+ 17. Kxf2 Rd8 18. g3 Kf7 19. Rc1 Nd7 20. gxf4 gxf4 21. Rc7 a6 22. Nc4 Rg8 23. Bh3 Kf6 24. Bxd7 Bxd7 25. Rxd7 Rac8 26. Rxd6+ Ke7 27. Re6+ Kd8 28. Na3 b5 29. Rc6 Rxc6 30. dxc6 Rg6 31. Rc1 Kc7 32. Nb1 Rg5 33. Nd2 Rg6 34. Rc5 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.28"]
[Round "3"]
[White "Haraldsson, Haraldur"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "A65"]
[WhiteElo "1918"]
[BlackElo "1473"]
[PlyCount "51"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. c4 d6 4. Nc3 e6 5. e4 exd5 6. cxd5 g6 7. Be2 Bg7 8. h4 h5 9. Nh3 Bxh3 10. Rxh3 Nbd7 11. Bf4 Qe7 12. Nb5 Nxe4 13. Nc7+ Kd8 14. Nxa8 Bxb2 15. Rb1 Nc3 16. Qc2 Nxb1 17. Qxb2 Re8 18. Re3 Qxh4 19. Rxe8+ Kxe8 20. Bxd6 Qf6 21. Qxf6 Nxf6 22. Nc7+ Kd7 23. Be5 Ne4 24. Bb5+ Ke7 25. f3 Nec3 26. d6+ 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.27"]
[Round "2"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Player, Edmund C"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1473"]
[BlackElo "2172"]
[PlyCount "33"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Bf5 6. Qb3 c6 7. Nc3 e6 8. Qxb7 Nb6 9. Nf3 Nxc4 10. Qxa8 Qc7 11. Na4 Bb4+ 12. Nd2 0-0 13. b3 Nxe5 14. dxe5 Qxe5+ 15. Kd1 Qxa1 16. Qxa7 Rd8 17. Qc7 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.26"]
[Round "1"]
[White "Loiseau, Quentin"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "A70"]
[WhiteElo "2466"]
[BlackElo "1473"]
[PlyCount "33"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "CBM 204"]
[Source "ChessBase"]
[SourceDate "2021.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.31"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 g6 4. d4 Bg7 5. d5 d6 6. h3 0-0 7. e4 e6 8. Bd3 exd5 9. cxd5 b5 10. Nxb5 Nxe4 11. Bxe4 Re8 12. Ng5 h6 13. Ne6 Bxe6 14. dxe6 Rxe6 15. 0-0 Rxe4 16. Qd5 Qe8 17. Nxd6 1-0

[Event "EU-ch Online U12"]
[Site "Tornelo INT"]
[Date "2020.09.20"]
[Round "9"]
[White "Gerard, Francois"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1370"]
[BlackElo "1180"]
[PlyCount "65"]
[EventDate "2020.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Luxembourg"]
[BlackTeam "Island"]
[WhiteTeamCountry "LUX"]
[BlackTeamCountry "ISL"]

1. e4 c5 2. Nc3 d6 3. f4 Nf6 4. Nf3 g6 5. Bc4 Bg7 6. d3 a6 7. a3 b5 8. Ba2 Bg4 9. h3 Bxf3 10. Qxf3 Nc6 11. 0-0 Nd4 12. Qf2 h5 13. Be3 Nc6 14. Kh1 h4 15. f5 Ne5 16. Nd5 Rf8 17. Nxf6+ Bxf6 18. Bd5 Rc8 19. Qd2 c4 20. Bg5 Bxg5 21. Qxg5 cxd3 22. cxd3 Rc2 23. fxg6 f6 24. g7 Rg8 25. Bxg8 fxg5 26. Rf8+ Kd7 27. Rxd8+ Kxd8 28. Be6 Kc7 29. g8Q Kb6 30. Qb8+ Ka5 31. b4+ Ka4 32. Qb6 Rc6 33. Qa5# 1-0

[Event "EU-ch Online U12"]
[Site "Tornelo INT"]
[Date "2020.09.20"]
[Round "7"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Hakkinen, Aleksandr"]
[Result "0-1"]
[ECO "A59"]
[WhiteElo "1180"]
[BlackElo "1567"]
[PlyCount "108"]
[EventDate "2020.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Island"]
[BlackTeam "Finland"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "FIN"]

1. d4 c5 2. d5 Nf6 3. c4 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. e4 Bxf1 8. Kxf1 d6 9. Nf3 Nbd7 10. Qc2 Bg7 11. b3 Qa5 12. Bb2 0-0 13. Nd2 Nb6 14. a4 Rfc8 15. Nb5 c4 16. Bc3 cxb3 17. Qxb3 Qa6 18. Ra2 Nxa4 19. Bd4 Rc1+ 20. Ke2 Rxh1 21. Kf3 Rb8 22. Qxa4 Qxa4 23. Rxa4 Rxb5 24. h3 h6 25. Ra7 Bf8 26. Nc4 Kg7 27. Bxf6+ Kxf6 28. Ne3 Rhb1 29. Ra8 Rb8 30. Ra4 R1b4 31. Ra3 h5 32. g4 Rb3 33. Ra1 Bh6 34. Re1 Bxe3 35. fxe3 h4 36. Kf4 g5+ 37. Kf3 Rb2 38. Rf1 Kg6 39. e5 dxe5 40. Ke4 f6 41. Ra1 R8b4+ 42. Kd3 R2b3+ 43. Kd2 Rb5 44. e4 R5b4 45. Re1 Rxh3 46. Kc2 Rg3 47. Ra1 Rxe4 48. Ra7 Rd4 49. Rxe7 Rxd5 50. Ra7 Rxg4 51. Kc3 Rc5+ 52. Kb3 h3 53. Ra8 h2 54. Rh8 Rh4 0-1

[Event "EU-ch Online U12"]
[Site "Tornelo INT"]
[Date "2020.09.20"]
[Round "8"]
[White "Robertson, Callum"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1601"]
[BlackElo "1180"]
[PlyCount "77"]
[EventDate "2020.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Schottland"]
[BlackTeam "Island"]
[WhiteTeamCountry "SCO"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 Bg4 10. Rxb7 cxd4 11. cxd4 Nc6 12. d5 Bxf3 13. Bxf3 Ne5 14. 0-0 Qd6 15. g3 Rfc8 16. Bg2 Rc3 17. Bb2 Rd3 18. Qe2 Qa6 19. Rxe7 Nf3+ 20. Bxf3 Bxb2 21. Qxb2 Rxf3 22. Qb7 Qxb7 23. Rxb7 Ra3 24. Rb2 Re8 25. Re2 f5 26. e5 Ra5 27. Rd1 Kf7 28. d6 Ke6 29. f4 Ra3 30. Rc2 Rd8 31. Rc7 Rd7 32. Rxd7 Kxd7 33. e6+ Kd8 34. e7+ Kd7 35. Re1 Rxa2 36. e8Q+ Kxd6 37. Qe7+ Kd5 38. Qe6+ Kc5 39. Qxa2 1-0

[Event "EU-ch Online U12"]
[Site "Tornelo INT"]
[Date "2020.09.19"]
[Round "5"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Brady, Fearghal"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1180"]
[BlackElo "1552"]
[PlyCount "114"]
[EventDate "2020.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Island"]
[BlackTeam "Irland"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "IRL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 d6 6. e3 b6 7. Be2 Bb7 8. Qc2 Nbd7 9. 0-0 e5 10. d5 a5 11. h3 Qe7 12. Nd2 Nc5 13. Nde4 Ncxe4 14. Nxe4 c6 15. Rfd1 cxd5 16. cxd5 Rac8 17. Qb3 h6 18. Bxf6 Bxf6 19. Qxb6 Rb8 20. Qxa5 Rfc8 21. Rac1 Rxc1 22. Rxc1 Ra8 23. Qc7 Rc8 24. Nxf6+ Qxf6 25. Qxc8+ Bxc8 26. Rxc8+ Kg7 27. Bb5 Qe7 28. Bc6 Qa7 29. Ra8 Qc5 30. b3 Qc1+ 31. Kh2 Qe1 32. Kg3 h5 33. Ra4 g5 34. h4 f6 35. Ra7+ Kh6 36. hxg5+ fxg5 37. Bb5 h4+ 38. Kf3 Qd1+ 39. Ke4 Qg4+ 40. Kd3 Qxg2 41. Rf7 Qf1+ 42. Ke4 Qxb5 43. Rf6+ Kg7 44. Rxd6 Qb4+ 45. Kxe5 h3 46. Rd7+ Kh6 47. Rd6+ Qxd6+ 48. Kxd6 h2 49. Kc7 h1Q 50. d6 Qc1+ 51. Kd8 Qc6 52. Ke7 Qe4+ 53. Kd8 Kg7 54. d7 Kf7 55. a4 Qc6 56. a5 Ke6 57. Ke8 Qxd7+ 0-1

[Event "EU-ch Online U12"]
[Site "Tornelo INT"]
[Date "2020.09.19"]
[Round "6"]
[White "Ivanov, Andrey6666"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1261"]
[BlackElo "1180"]
[PlyCount "66"]
[EventDate "2020.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Macedonia"]
[BlackTeam "Island"]
[WhiteTeamCountry "MKD"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d5 5. Be2 c5 6. c4 cxd4 7. Nxd4 dxc4 8. Bxc4 Nc6 9. Nxc6 Qxd1+ 10. Kxd1 bxc6 11. Nc3 Bf5 12. Ke2 Ne4 13. Nxe4 Bxe4 14. f3 Bd5 15. Bxd5 cxd5 16. Rad1 e6 17. b3 Rc8 18. Rc1 Ke7 19. Rc7+ Rxc7 20. Bxc7 Rc8 21. Rc1 Kd7 22. e4 Rxc7 23. Rxc7+ Kxc7 24. exd5 exd5 25. Kd3 Kc6 26. g3 Kc5 27. Kc2 Kd4 28. f4 Ke3 29. a3 Ke2 30. b4 d4 31. b5 d3+ 32. Kc1 d2+ 33. Kc2 d1Q# 0-1

[Event "EU-ch Online U12"]
[Site "Tornelo INT"]
[Date "2020.09.19"]
[Round "4"]
[White "Navoyan, Gagik"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "B75"]
[WhiteElo "1715"]
[BlackElo "1180"]
[PlyCount "77"]
[EventDate "2020.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Armenia"]
[BlackTeam "Island"]
[WhiteTeamCountry "ARM"]
[BlackTeamCountry "ISL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. f3 Bg7 8. Qd2 h5 9. Bc4 b5 10. Bb3 Bb7 11. 0-0-0 Nbd7 12. Kb1 Ne5 13. Bg5 Nc4 14. Qe2 Rc8 15. f4 b4 16. Nd5 Na5 17. Ba4+ Kf8 18. Bxf6 Bxf6 19. Nxf6 exf6 20. e5 Qe7 21. exd6 Qxe2 22. Nxe2 Bxg2 23. Rhe1 Rd8 24. Ng3 Bc6 25. Bxc6 Nxc6 26. Ne4 Rd7 27. Nc5 Ra7 28. d7 Kg7 29. Rd6 Nd8 30. f5 a5 31. fxg6 fxg6 32. Re7+ Kf8 33. Re8+ Kg7 34. Rxd8 Rxd8 35. Ne6+ Kf7 36. Nxd8+ Ke7 37. Nb7 Ra8 38. d8Q+ Rxd8 39. Rxd8 1-0

[Event "EU-ch Online U12"]
[Site "Tornelo INT"]
[Date "2020.09.18"]
[Round "3"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Buchta, Bartolomej"]
[Result "1/2-1/2"]
[ECO "E10"]
[WhiteElo "1180"]
[BlackElo "1597"]
[PlyCount "160"]
[EventDate "2020.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Island"]
[BlackTeam "Czech Republic"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "CZE"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 b6 6. Nc3 Bb7 7. e4 d6 8. Bg5 Be7 9. Bb5+ Nbd7 10. 0-0 a6 11. Bd3 h6 12. Bh4 0-0 13. Bg3 Rc8 14. a4 c4 15. Bc2 Re8 16. Re1 Bf8 17. Nd4 Ne5 18. Bxe5 Rxe5 19. Qf3 Qe7 20. Nf5 Qe8 21. Qg3 g6 22. f4 Nh5 23. Qg4 Nxf4 24. Qxf4 gxf5 25. Qg3+ Bg7 26. exf5 Kh8 27. Rxe5 Bxe5 28. Qh4 Qf8 29. Be4 Qg7 30. h3 Re8 31. Rf1 Bg3 32. Qg4 Qxg4 33. hxg4 f6 34. Bf3 Be5 35. Re1 Rc8 36. Re2 Kg7 37. Rc2 Rc5 38. Nd1 Bxd5 39. Bxd5 Rxd5 40. Nc3 Bxc3 41. Rxc3 Rd1+ 42. Kh2 d5 43. Kg3 Rd3+ 44. Rxd3 cxd3 45. Kf3 d4 46. Kf2 h5 47. gxh5 Kh6 48. Ke1 Kxh5 49. Kd2 Kg5 50. Kxd3 Kxf5 51. Kxd4 Kg4 52. Ke4 f5+ 53. Ke5 f4 54. Ke4 Kg3 55. b4 Kg4 56. a5 bxa5 57. bxa5 Kg5 58. Ke5 Kg4 59. Ke4 Kg5 60. Ke5 Kg4 61. Ke4 Kg5 62. Ke5 Kg4 63. Ke4 Kg5 64. Ke5 Kg4 65. Ke4 Kg5 66. Kf3 Kf5 67. g3 fxg3 68. Kxg3 Ke4 69. Kf2 Kd3 70. Ke1 Kc4 71. Kd2 Kb4 72. Kc2 Kxa5 73. Kb3 Kb5 74. Ka3 a5 75. Ka2 Kb4 76. Ka1 a4 77. Kb1 Kb3 78. Ka1 a3 79. Kb1 a2+ 80. Ka1 Ka3 1/2-1/2

[Event "EU-ch Online U12"]
[Site "Tornelo INT"]
[Date "2020.09.18"]
[Round "1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1180"]
[BlackElo "1663"]
[PlyCount "70"]
[EventDate "2020.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Island"]
[BlackTeam "Germany"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 d6 6. e3 c5 7. d5 Na6 8. a3 Nc7 9. Qc2 Rb8 10. Be2 a6 11. a4 b6 12. Rc1 Bd7 13. 0-0 b5 14. axb5 axb5 15. b3 h6 16. Bh4 b4 17. Ne4 Nce8 18. Nfd2 Nxe4 19. Qxe4 Nf6 20. Qf3 Bg4 21. Qg3 Bxe2 22. Rfe1 Bh5 23. Bxf6 Bxf6 24. Qh3 Qc8 25. Qxc8 Rfxc8 26. f3 g5 27. e4 Ra8 28. Nf1 Ra2 29. Ng3 Bg6 30. Rb1 Rca8 31. Nf1 Bd4+ 32. Kh1 Rf2 33. Ne3 Raa2 34. Nf5 Bxf5 35. exf5 Rxg2 0-1

[Event "EU-ch Online U12"]
[Site "Tornelo INT"]
[Date "2020.09.18"]
[Round "2"]
[White "Sundac, Ivano"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1539"]
[BlackElo "1180"]
[PlyCount "148"]
[EventDate "2020.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Croatia"]
[BlackTeam "Island"]
[WhiteTeamCountry "CRO"]
[BlackTeamCountry "ISL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. f3 b5 8. a3 Bg7 9. Be2 Bb7 10. Qd2 h5 11. h4 Nbd7 12. 0-0-0 Ne5 13. Kb1 Nfd7 14. Nd5 Nc4 15. Bxc4 bxc4 16. Qb4 Bxd5 17. exd5 Ne5 18. Qa4+ Qd7 19. Nc6 Nxc6 20. dxc6 Qc7 21. Qxc4 0-0 22. g4 Rab8 23. Bd4 Bxd4 24. Qxd4 Qxc6 25. gxh5 Qxf3 26. hxg6 fxg6 27. h5 Rf4 28. Qd5+ Qxd5 29. Rxd5 gxh5 30. Rdxh5 Kf7 31. Ra5 Rb6 32. Rh8 Rc4 33. Ra8 Rcc6 34. Kc1 Ke6 35. Rh8 Rb5 36. Rh6+ Kd5 37. Rh5+ e5 38. Ra4 Rbc5 39. c3 Rc4 40. Rxc4 Rxc4 41. Kd2 Rg4 42. Rh8 Rg2+ 43. Kc1 Kc4 44. Rh4+ Kd3 45. Rh3+ Kc4 46. Rh4+ Kc5 47. Ra4 Kb5 48. Rb4+ Kc5 49. Ra4 Kb6 50. Rb4+ Ka5 51. Rb8 e4 52. Re8 Rg1+ 53. Kc2 Rg2+ 54. Kb3 Re2 55. Re6 d5 56. Re5 Rd2 57. c4 Kb6 58. cxd5 Rd3+ 59. Kc4 Rd2 60. b4 Re2 61. Re6+ Kb7 62. Kc5 Re1 63. Re7+ Kc8 64. d6 e3 65. Kc6 Kd8 66. Rh7 Rc1+ 67. Kd5 e2 68. Rh8+ Kd7 69. Rh7+ Kc8 70. Rh8+ Kb7 71. Rh7+ Kb6 72. d7 Rd1+ 73. Kc4 e1Q 74. Rh6+ Kc7 0-1

[Event "Reykjavik ISL-ch op"]
[Site "Reykjavik"]
[Date "2020.08.30"]
[Round "9"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Helgadottir, Idunn"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1208"]
[BlackElo "1364"]
[PlyCount "79"]
[EventDate "2020.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 cxd5 5. Bf4 Nc6 6. Nf3 Nf6 7. e3 a6 8. a3 Be7 9. Bd3 Nh5 10. Bg3 Nxg3 11. hxg3 h6 12. Rc1 0-0 13. Qc2 Re8 14. b4 b5 15. Nxd5 exd5 16. Qxc6 Bg4 17. Kd2 Bd6 18. Qc2 Qf6 19. Be2 Re7 20. Qc6 Rae8 21. Qxd5 Rd8 22. Qb3 Bxf3 23. Bxf3 Be5 24. Rc6 Qf5 25. Rhc1 Bxd4 26. Ke1 Rde8 27. Kf1 Be5 28. Rxa6 g5 29. g4 Qh7 30. Rc5 Bh2 31. Rxb5 Rd7 32. Rbb6 Qg7 33. Rf6 Rd2 34. Rg6 Qxg6 35. Rxg6+ Kf8 36. Rf6 Re7 37. Qc3 Rd8 38. Rxh6 Rc7 39. Rc6 Be5 40. Qxe5 1-0

[Event "Reykjavik ISL-ch op"]
[Site "Reykjavik"]
[Date "2020.08.29"]
[Round "8"]
[White "Sigurdsson, Elvar Mar"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "1712"]
[BlackElo "1208"]
[PlyCount "57"]
[EventDate "2020.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. c4 g6 2. g3 c5 3. Bg2 Bg7 4. Nf3 Nc6 5. 0-0 d6 6. Nc3 Bf5 7. e4 Bg4 8. h3 Bxf3 9. Bxf3 Nd4 10. Bg2 Nf6 11. d3 Nd7 12. f4 e5 13. f5 0-0 14. Nd5 Nf6 15. Bg5 h6 16. Nxf6+ Bxf6 17. Bxh6 Bg7 18. Bxg7 Kxg7 19. f6+ Kh7 20. Qg4 Rh8 21. Rf5 Kg8 22. Raf1 Nxf5 23. exf5 Qxf6 24. Be4 Qg7 25. fxg6 fxg6 26. Bd5+ Kh7 27. Qh4+ Qh6 28. Rf7+ Kg8 29. Rd7+ 1-0

[Event "Reykjavik ISL-ch op"]
[Site "Reykjavik"]
[Date "2020.08.28"]
[Round "7"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Thorisson, Benedikt"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "1208"]
[BlackElo "1629"]
[PlyCount "111"]
[EventDate "2020.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Qe7 7. a3 Bxd2+ 8. Qxd2 Ne4 9. Qc2 f5 10. Nc3 0-0 11. Nxe4 fxe4 12. Nd2 d5 13. b4 Qf6 14. 0-0 Qxd4 15. cxd5 exd5 16. Qxc7 Ba6 17. Nb3 Qf6 18. Qc2 Nd7 19. Qd2 Ne5 20. Qxd5+ Kh8 21. b5 Rad8 22. Qxe4 Bxb5 23. f4 Nc4 24. Rfd1 Nd6 25. Qf3 Rfe8 26. e3 Ba4 27. Rab1 Qc3 28. e4 Nxe4 29. Rxd8 Rxd8 30. Qxe4 Bxb3 31. Qe7 Qd4+ 32. Kh1 Qd1+ 33. Rxd1 Rxd1+ 34. Bf1 Rxf1+ 35. Kg2 Ra1 36. Qxa7 Ra2+ 37. Kh3 Be6+ 38. g4 h5 39. Qa8+ Bg8 40. gxh5 Kh7 41. Qe4+ Kh8 42. a4 Ra3+ 43. Kg4 Bh7 44. Qe8+ Bg8 45. h4 Ra1 46. h6 Rg1+ 47. Kf5 Rg2 48. h7 g6+ 49. Kf6 Kxh7 50. Qe7+ Kh6 51. Qg7+ Kh5 52. Qxg8 Kxh4 53. Qh7+ Kg4 54. Qxg6+ Kf3 55. Qxg2+ Kxg2 56. Ke6 1-0

[Event "Reykjavik ISL-ch op"]
[Site "Reykjavik"]
[Date "2020.08.27"]
[Round "6"]
[White "Heidarsson, Arnar Milutin"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1965"]
[BlackElo "1208"]
[PlyCount "65"]
[EventDate "2020.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 Nbd7 7. e3 b6 8. cxd5 exd5 9. Bd3 0-0 10. Ne2 Re8 11. 0-0 c5 12. Ng3 Nf8 13. a4 Ng6 14. Ra2 cxd4 15. cxd4 Bb7 16. Re2 Re7 17. Ba3 Rc7 18. Bb2 Qe7 19. Qb3 Rd8 20. Nf5 Qe8 21. Bb5 Bc6 22. e4 Bxb5 23. axb5 dxe4 24. fxe4 Ne7 25. Nxg7 Kxg7 26. Qg3+ Ng6 27. Qxc7 Rd7 28. Qc6 Nd5 29. Ree1 Nb4 30. Qf6+ Kg8 31. d5 Qf8 32. Rc1 Nd3 33. Rc8 1-0

[Event "Reykjavik ISL-ch op"]
[Site "Reykjavik"]
[Date "2020.08.26"]
[Round "5"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Sigurvaldason, Hjalmar"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1208"]
[BlackElo "1474"]
[PlyCount "83"]
[EventDate "2020.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 0-0 6. Nc3 d5 7. e3 b6 8. cxd5 exd5 9. Bd3 Bb7 10. Rc1 c6 11. Ne2 Ne4 12. Qc2 Qe7 13. Ng3 f5 14. Ne5 c5 15. f3 c4 16. Bxe4 fxe4 17. fxe4 Nd7 18. Nxd7 Qxd7 19. exd5 Bxd5 20. e4 Rae8 21. e5 Bxg2 22. Qxg2 Qxd4 23. Qd2 Rxe5+ 24. Kd1 Qh4 25. Kc2 c3 26. bxc3 Rb5 27. Qd4 Rf2+ 28. Qxf2 Qa4+ 29. Kd3 Rd5+ 30. Ke3 Re5+ 31. Kd2 Qxa2+ 32. Rc2 Rd5+ 33. Ke3 Re5+ 34. Ne4 Qe6 35. Qf3 Qc4 36. Rd1 h6 37. Rd4 Qb3 38. Kd3 Qb5+ 39. Kd2 a5 40. Rd8+ Kh7 41. Qd3 Qxd3+ 42. Kxd3 1-0

[Event "Reykjavik ISL-ch op"]
[Site "Reykjavik"]
[Date "2020.08.25"]
[Round "4"]
[White "Maggason, Oskar"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "D86"]
[WhiteElo "1826"]
[BlackElo "1208"]
[PlyCount "62"]
[EventDate "2020.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 e5 9. Bb2 exd4 10. cxd4 c5 11. 0-0 Nc6 12. Bd5 Qb6 13. Rb1 cxd4 14. Ba3 Qd8 15. Bxf8 Kxf8 16. Qb3 Qg5 17. Rbc1 Qf6 18. f4 h5 19. e5 Qe7 20. Bxc6 bxc6 21. Rxc6 Be6 22. Qd3 Bxa2 23. Rfc1 Qd7 24. Qa3+ Ke8 25. Qxa2 d3 26. Rd6 Qb5 27. Nd4 Qb4 28. Qd5 Rb8 29. Rd7 Qf8 30. Nc6 d2 31. Rd8+ Rxd8 1-0

[Event "Reykjavik ISL-ch op"]
[Site "Reykjavik"]
[Date "2020.08.23"]
[Round "2"]
[White "Hallmundarson, Birkir"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "A08"]
[BlackElo "1208"]
[PlyCount "66"]
[EventDate "2020.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 d5 3. Bg2 Nf6 4. 0-0 g6 5. d3 Bg7 6. Nbd2 Nc6 7. e4 Bg4 8. exd5 Nxd5 9. Re1 0-0 10. h3 Bxf3 11. Nxf3 Nd4 12. Nxd4 Bxd4 13. Bxd5 Qxd5 14. Bh6 Rfe8 15. c3 Bf6 16. h4 Qc6 17. h5 Rad8 18. Qg4 Rxd3 19. hxg6 fxg6 20. Re6 Qf3 21. Qc4 Qd5 22. Qxd5 Rxd5 23. Rae1 Red8 24. R1e4 Rd1+ 25. Kg2 R8d6 26. Rxf6 exf6 27. Re7 Rd7 28. Re8+ Kf7 29. Rh8 Ke6 30. Re8+ Kf5 31. f3 g5 32. Rg8 R7d2+ 33. Kh3 Rh1# 0-1

[Event "Reykjavik ISL-ch op"]
[Site "Reykjavik"]
[Date "2020.08.22"]
[Round "1"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Ragnarsson, Johann Hjortur"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1208"]
[BlackElo "1952"]
[PlyCount "80"]
[EventDate "2020.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. Bf4 Nf6 7. e3 Nd5 8. Rc1 Nxf4 9. exf4 b5 10. g3 Nd7 11. Bg2 Bb7 12. 0-0 a6 13. Ne5 Nxe5 14. fxe5 Qb6 15. Qg4 0-0 16. Ne2 Rac8 17. Rfd1 Rfd8 18. h4 h6 19. axb5 cxb5 20. Bxb7 Qxb7 21. Nf4 Qe4 22. Qe2 Qxe2 23. Nxe2 Kf8 24. Nc3 Rd7 25. Ra1 Rc6 26. Na2 Ba5 27. Nc3 Bb4 28. Na2 Be7 29. Nc3 Ke8 30. d5 exd5 31. Rxd5 b4 32. Rxd7 Kxd7 33. Rd1+ Ke6 34. Nd5 Bc5 35. Nf4+ Kxe5 36. Rd5+ Kf6 37. Nh5+ Ke7 38. Nxg7 c3 39. bxc3 bxc3 40. Rd1 c2 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.02.02"]
[Round "9"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Gardarsson, Halldor"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1043"]
[BlackElo "1804"]
[PlyCount "88"]
[EventDate "2020.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 e6 6. e3 Bd7 7. Qb3 Bc6 8. Bb5 Qb6 9. Bxc6+ bxc6 10. Qxb6 axb6 11. Rc1 Nbd7 12. Nge2 Nh5 13. 0-0 Nxf4 14. Nxf4 Bd6 15. Nce2 c5 16. dxc5 bxc5 17. a3 h5 18. h4 Ke7 19. Rc2 g5 20. hxg5 Rag8 21. Nh3 Ne5 22. f4 Ng4 23. Rc3 Rb8 24. Rb1 f6 25. gxf6+ Kxf6 26. Nf2 Rb7 27. Nxg4+ hxg4 28. Kf2 Rhb8 29. b3 Ra7 30. a4 Rxa4 31. bxa4 Rxb1 32. Nc1 Ra1 33. Nb3 Ra2+ 34. Kg3 c4 35. Nd4 Rxa4 36. Kxg4 Ra2 37. Kf3 e5 38. fxe5+ Bxe5 39. Rc2 Ra6 40. Nb5 Rb6 41. Nc3 Ke6 42. e4 Bxc3 43. Rxc3 Rb3 44. Re3 d4 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.29"]
[Round "8"]
[White "Bjarnason, Saevar"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "E43"]
[WhiteElo "2057"]
[BlackElo "1043"]
[PlyCount "39"]
[EventDate "2020.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 0-0 5. e3 b6 6. Bd3 Bb7 7. 0-0 d6 8. Ne2 d5 9. Ng3 Bd6 10. cxd5 Bxg3 11. hxg3 Bxd5 12. Qc2 Nbd7 13. e4 Bb7 14. e5 Nd5 15. Bxh7+ Kh8 16. Ng5 f6 17. Nxe6 Nb4 18. Nxd8 Nxc2 19. Bxc2 Raxd8 20. e6 1-0

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.26"]
[Round "7"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Eliasson, Kristjan Orn"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1043"]
[BlackElo "1772"]
[PlyCount "123"]
[EventDate "2020.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. cxd5 cxd5 5. Bf4 g6 6. e3 Bg7 7. Nb5 Qa5+ 8. Nc3 Bd7 9. Be5 Nc6 10. Qb3 0-0 11. Bxf6 exf6 12. Qxb7 Nb4 13. Rc1 Bc6 14. Qe7 Rfe8 15. Qc5 Qxc5 16. dxc5 d4 17. Nb5 d3 18. Nd6 Red8 19. a3 d2+ 20. Kxd2 Nd5 21. b4 a6 22. Nf3 Nc7 23. Ke1 Bf8 24. Nc4 Nd5 25. Nd4 Bb5 26. Bd3 f5 27. Ke2 Re8 28. Kf1 Bg7 29. g3 Nc7 30. Kg2 Rad8 31. Nxb5 Nxb5 32. Be2 g5 33. Rhd1 Rxd1 34. Bxd1 g4 35. Ba4 Rb8 36. Bxb5 axb5 37. Nd6 Be5 38. Nxf5 Kf8 39. Nh6 Bb2 40. Rb1 Bxa3 41. Nxg4 f5 42. Nf6 Kf7 43. Nd7 Rc8 44. Ne5+ Ke6 45. Nf3 Rb8 46. Nd4+ Kf6 47. Ne2 Bxb4 48. Rxb4 Ke5 49. Nd4 Kd5 50. Rxb5 Ra8 51. c6+ Kd6 52. Rxf5 Ra1 53. Rf6+ Ke7 54. Rh6 Kd8 55. Rxh7 Kc8 56. Rd7 Rd1 57. h4 Rc1 58. Rd5 Kb8 59. h5 Ka8 60. h6 Rxc6 61. h7 Rc8 62. Rd7 1-0

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.22"]
[Round "6"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Thoroddsen, Anna Katarina"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1043"]
[BlackElo "1076"]
[PlyCount "27"]
[EventDate "2020.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 a6 6. Nf3 Nc6 7. e3 Bg4 8. Be2 e6 9. Qb3 Bb4 10. Rc1 Rc8 11. 0-0 0-0 12. a3 Bxc3 13. Rxc3 b5 14. Rfc1 1-0

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.19"]
[Round "5"]
[White "Fridthofsson, Sigurjon Thor"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1812"]
[BlackElo "1043"]
[PlyCount "49"]
[EventDate "2020.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nd2 b6 4. e4 Be7 5. Bd3 d6 6. Ngf3 Bb7 7. Qe2 Nbd7 8. 0-0 h6 9. Bh4 0-0 10. c3 e5 11. a4 a5 12. Rfd1 exd4 13. cxd4 Re8 14. Re1 Nxe4 15. Bxe7 Rxe7 16. Nxe4 Bxe4 17. Bxe4 d5 18. Bh7+ Kf8 19. Qxe7+ Qxe7 20. Rxe7 Kxe7 21. Re1+ Kf8 22. Bf5 Nf6 23. Rc1 Ne8 24. Bd7 g5 25. Kf1 1-0

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.15"]
[Round "4"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Helgason, Jon Thor"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1043"]
[BlackElo "1672"]
[PlyCount "57"]
[EventDate "2020.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 Bg4 7. e3 c6 8. Bd3 Nbd7 9. Nge2 Bd6 10. f3 Bh5 11. e4 dxe4 12. fxe4 Bxe2 13. Bxe2 Be7 14. e5 Nd5 15. Bxe7 Nxe7 16. 0-0 Qb6 17. Rad1 a6 18. Ne4 Nxe5 19. Kh1 N5g6 20. Nd6+ Kd7 21. Nxf7 Rhf8 22. Ne5+ Kc7 23. Rxf8 Rxf8 24. Nxg6 Nxg6 25. d5 Rd8 26. Qc3 Qf2 27. Qxg7+ Kb8 28. Qd4 Qxd4 29. Rxd4 1/2-1/2

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.12"]
[Round "3"]
[White "Gardarsson, Hordur"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1586"]
[BlackElo "1043"]
[PlyCount "28"]
[EventDate "2020.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. a3 Bxd2+ 6. Qxd2 0-0 7. Nc3 b6 8. e4 Bb7 9. Bd3 d6 10. Qf4 Nbd7 11. e5 dxe5 12. dxe5 Nh5 13. Qe3 g6 14. Ne4 Ng7 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.08"]
[Round "2"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Jonatansson, Sigurdur Freyr"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1043"]
[BlackElo "1651"]
[PlyCount "122"]
[EventDate "2020.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 d6 6. e3 Bg4 7. Bd3 Re8 8. h3 Bxf3 9. Qxf3 Nc6 10. 0-0 Qd7 11. Rac1 Nb4 12. Bc2 Qc6 13. Qxc6 Nxc6 14. Ba4 Rec8 15. Nd5 Nxd5 16. cxd5 Nb4 17. Rc4 Nxd5 18. Rfc1 a6 19. Bb3 c6 20. R4c2 e6 21. a4 Nf6 22. Bxf6 Bxf6 23. d5 exd5 24. Bxd5 Re8 25. Bf3 d5 26. b4 d4 27. exd4 Bxd4 28. b5 axb5 29. axb5 cxb5 30. Bxb7 Rab8 31. Ba6 b4 32. Bc4 Bc3 33. Rb1 Re1+ 34. Rxe1 Bxe1 35. Rb2 Bc3 36. Rb3 Rd8 37. Rb1 Ra8 38. Rd1 Ra1 39. Rxa1 Bxa1 40. f3 Kf8 41. Kf2 f6 42. Ke3 Ke7 43. Bb3 Kd6 44. Ke4 f5+ 45. Kd3 Ke5 46. Ke3 f4+ 47. Kd3 g5 48. Kc4 Bc3 49. Bc2 h6 50. Be4 Kd6 51. Bd3 Kc6 52. Be4+ Kb6 53. Bd3 Be1 54. Be4 b3 55. Kxb3 Kc5 56. Kc2 Kd4 57. Kd1 Bg3 58. Ke2 Ke5 59. Kf1 Kf6 60. Kg1 h5 61. Kf1 h4 1/2-1/2

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.05"]
[Round "1"]
[White "Finnbogadottir, Tinna Kristin"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1859"]
[BlackElo "1043"]
[PlyCount "57"]
[EventDate "2020.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. h3 Bf5 6. Bd3 Bxd3 7. Qxd3 e6 8. Nf3 Nge7 9. 0-0 Nf5 10. Be3 Qb6 11. b3 cxd4 12. cxd4 Be7 13. Nc3 0-0 14. Ne2 Ba3 15. Ng3 Bb2 16. Rad1 Nxe3 17. fxe3 Rac8 18. Ng5 g6 19. Nh5 Nb4 20. Nf6+ Kg7 21. Qb1 Ba3 22. Nd7 Qc6 23. Nxf8 Rxf8 24. Rf2 Nc2 25. Qxc2 Qxc2 26. Rxc2 Be7 27. Nf3 f5 28. exf6+ Bxf6 29. Rc7+ 1-0

[Event "Reykjavik Taflfelag op"]
[Site "Reykjavik"]
[Date "2019.11.26"]
[Round "7"]
[White "Johannesson, Petur"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "0-1"]
[ECO "E91"]
[BlackElo "1017"]
[PlyCount "58"]
[EventDate "2019.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. Nf3 0-0 5. e4 d6 6. Be3 Bg4 7. Be2 Nbd7 8. h3 Bxf3 9. Bxf3 e5 10. d5 b6 11. h4 Nc5 12. Bxc5 bxc5 13. g4 h6 14. g5 hxg5 15. hxg5 Nh7 16. Ne2 Nxg5 17. Ng1 Nxf3+ 18. Qxf3 Qf6 19. Qh3 Rfe8 20. f3 Qf4 21. Ne2 Qf6 22. Rd1 Rac8 23. Qg3 Qe7 24. Nc3 c6 25. dxc6 Rxc6 26. Nd5 Qd8 27. Rd2 a5 28. Qh2 Qg5 29. Qh4 Qd8 0-1

[Event "Reykjavik Taflfelag op"]
[Site "Reykjavik"]
[Date "2019.11.20"]
[Round "6"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Berndsen, Soffia Arndis"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1017"]
[BlackElo "1042"]
[PlyCount "99"]
[EventDate "2019.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. Nc3 Nf6 6. d3 Be7 7. Bg5 0-0 8. 0-0 Bg4 9. h3 Be6 10. Qd2 Qd7 11. Ne2 Rfe8 12. Ng3 Rad8 13. c3 Kh8 14. d4 exd4 15. cxd4 Kg8 16. e5 dxe5 17. Nxe5 Qd6 18. a3 c5 19. Bxf6 Bxf6 20. Ne4 Qxd4 21. Qxd4 Rxd4 22. Nxf6+ gxf6 23. Nc6 Ra4 24. Rfd1 Ra6 25. Nd8 Bf5 26. Rd5 Bc8 27. Rc1 Rb6 28. Rcxc5 Rxb2 29. Rxc7 Rb1+ 30. Kh2 Ba6 31. Rxa7 Bc4 32. Rd4 Ba2 33. Nc6 Rb6 34. Rd8 Kf8 35. Rxe8+ Kxe8 36. Nb4 Rd6 37. Nxa2 Rd2 38. Nb4 Rxf2 39. a4 f5 40. a5 f4 41. Nd3 Rf1 42. a6 h5 43. Ra8+ Ke7 44. a7 f3 45. Re8+ Kxe8 46. a8Q+ Ke7 47. gxf3 Rd1 48. Qe4+ Kf8 49. Ne5 Rd2+ 50. Kg3 1-0

[Event "Reykjavik Taflfelag op"]
[Site "Reykjavik"]
[Date "2019.11.13"]
[Round "5"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Sigurdsson, Sigurdur J"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1017"]
[BlackElo "1472"]
[PlyCount "44"]
[EventDate "2019.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 h6 6. Bh4 d6 7. e3 c6 8. Be2 Nbd7 9. Qc2 Qa5 10. 0-0 e5 11. a3 Nh7 12. Be7 Re8 13. Bxd6 exd4 14. exd4 Ndf6 15. b4 Qd8 16. c5 Be6 17. Ne4 Nxe4 18. Qxe4 Bf5 19. Qh4 Rxe2 20. Qxd8+ Rxd8 21. Bc7 Rde8 22. Ne5 Nf6 0-1

[Event "Reykjavik Taflfelag op"]
[Site "Reykjavik"]
[Date "2019.10.30"]
[Round "3"]
[White "Aronsson, Gudmundur"]
[Black "Heidarsson, Mikael Bjarki"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "1564"]
[BlackElo "1017"]
[PlyCount "43"]
[EventDate "2019.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 c5 5. exd5 Qxd5 6. Kf1 Bxc3 7. bxc3 cxd4 8. cxd4 Nc6 9. Bb2 Bd7 10. c4 Qg5 11. h4 Qe7 12. Qg4 f5 13. Qg3 Nf6 14. Re1 g6 15. d5 Nd8 16. Nf3 0-0 17. h5 Nxh5 18. Rxh5 f4 19. Qh4 Qb4 20. Rxh7 Qxb2 21. Rxd7 Rf7 22. Rxd8+ 1-0

[Event "Reykjavik Taflfelag op"]
[Site "Reykjavik"]
[Date "2019.10.23"]
[Round "2"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Sigurvaldason, Hjalmar"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1017"]
[BlackElo "1422"]
[PlyCount "56"]
[EventDate "2019.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ISL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Bg5 Be7 5. e3 b6 6. Qf3 Nc6 7. Bxf6 Bxf6 8. d5 Ne5 9. Qe4 Ba6 10. f4 Ng4 11. h3 Bh4+ 12. Kd2 Nf2 13. Qe5 0-0 14. Nf3 Nxh1 15. Qh5 Bf6 16. Bd3 g6 17. Qh6 Ng3 18. h4 Nf5 19. Bxf5 exf5 20. h5 Bxc4 21. hxg6 fxg6 22. Rh1 Rf7 23. e4 d6 24. e5 dxe5 25. fxe5 Bxd5 26. exf6 Bxf3+ 27. Kc2 Be4+ 28. Kc1 Qxf6 0-1

