[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.21"]
[Round "9"]
[White "Petursson, Gudni Stefan"]
[Black "Glasschroeder, Maximilian"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1983"]
[BlackElo "1833"]
[PlyCount "65"]
[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 c5 3. d5 b5 4. cxb5 a6 5. b6 d6 6. Nc3 g6 7. e4 Nbd7 8. Nf3 Bg7 9. Be2 0-0 10. 0-0 Qxb6 11. Nd2 a5 12. Nc4 Qb4 13. a3 Qb8 14. f4 Ba6 15. Qc2 Bxc4 16. Bxc4 Nb6 17. Bb5 Nfd7 18. Kh1 c4 19. Bc6 Ra6 20. Be3 Qc7 21. Nb5 Qc8 22. Nd4 Nb8 23. Bb5 Ra8 24. Nc6 Nxc6 25. dxc6 Rb8 26. a4 Rd8 27. Rad1 Qc7 28. h3 d5 29. Bxb6 Qxb6 30. exd5 Qc5 31. Qxc4 Qxc4 32. Bxc4 Rxb2 33. Ba6 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.20"]
[Round "8"]
[White "Vollmar, Timo"]
[Black "Petursson, Gudni Stefan"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1809"]
[BlackElo "1983"]
[PlyCount "76"]
[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 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. c3 c5 6. Ne2 Nc6 7. 0-0 Qb6 8. Bc2 cxd4 9. cxd4 Be7 10. Nbc3 0-0 11. Qd3 g6 12. a3 a5 13. Be3 Qd8 14. f4 f5 15. exf6 Nxf6 16. Rac1 Bd6 17. Bb3 Ne7 18. Ng3 b6 19. Rfe1 Ng4 20. Nge2 Ba6 21. Qd2 Nf5 22. Bf2 Nxf2 23. Kxf2 Qh4+ 24. Kg1 Kh8 25. g3 Qh3 26. Na4 Rab8 27. Rc6 Bb5 28. Rc3 Qg4 29. Nc1 Nh6 30. Bd1 Qf5 31. Rce3 Bd7 32. Nc3 Qf6 33. Bc2 b5 34. N3e2 b4 35. Nd3 Nf5 36. Ne5 Bb5 37. Bxf5 gxf5 38. Nc1 Rfe8 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.19"]
[Round "7"]
[White "Petursson, Gudni Stefan"]
[Black "Hermannsson, Sigurbjorn"]
[Result "1/2-1/2"]
[ECO "A68"]
[WhiteElo "1983"]
[BlackElo "1791"]
[PlyCount "40"]
[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 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Bd3 exd5 9. cxd5 Re8 10. 0-0 Bg4 11. h3 Bxf3 12. Qxf3 Nbd7 13. a4 a6 14. a5 b5 15. axb6 Qxb6 16. Kh2 Rec8 17. Bc4 Re8 18. Qd3 a5 19. Ra3 h5 20. Rb3 Qd8 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.18"]
[Round "6"]
[White "Banta, Robert Lance"]
[Black "Petursson, Gudni Stefan"]
[Result "1/2-1/2"]
[ECO "A24"]
[WhiteElo "1755"]
[BlackElo "1983"]
[PlyCount "69"]
[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. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. e4 0-0 6. Nge2 d6 7. d3 c6 8. 0-0 a5 9. h3 Na6 10. Be3 Be6 11. a3 d5 12. cxd5 cxd5 13. exd5 Nxd5 14. Qd2 Nxe3 15. Qxe3 Qd7 16. Kh2 Rab8 17. Rad1 Rfe8 18. Ne4 Rbd8 19. Rd2 Bd5 20. N2c3 Bc6 21. Rfd1 Qe7 22. Re2 Rd4 23. Nd2 Bxg2 24. Kxg2 Rdd8 25. Nc4 Qc7 26. Kh2 Nb8 27. Nb5 Qc6 28. a4 e4 29. Nxa5 Qd7 30. d4 Nc6 31. Nb3 Nb4 32. Nc5 Qc6 33. Rc1 Nd5 34. Qd2 Nf6 35. Qc2 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.18"]
[Round "5"]
[White "Petursson, Gudni Stefan"]
[Black "Birkisson, Bardur Orn"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1983"]
[BlackElo "2189"]
[PlyCount "53"]
[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. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 d6 7. Bc4 Be7 8. 0-0 0-0 9. Qe2 b6 10. a3 Bb7 11. Bd2 Nd7 12. Nc3 Nxc3 13. Bxc3 dxe5 14. dxe5 Rc8 15. Ba6 Bxa6 16. Qxa6 Nc5 17. Qe2 Qd3 18. Qxd3 Nxd3 19. Rfd1 Rfd8 20. Rd2 Nf4 21. Rxd8+ Bxd8 22. Kf1 Be7 23. g3 Nd5 24. Bd2 Rc2 25. Rb1 b5 26. Ke2 a6 27. Kd3 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.17"]
[Round "4"]
[White "Potter, Alexander"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1782"]
[BlackElo "1983"]
[PlyCount "88"]
[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. f3 c5 4. dxc5 Bg7 5. Nc3 0-0 6. e4 Na6 7. Be3 e6 8. a3 Nh5 9. Nge2 f5 10. Qc2 fxe4 11. Nxe4 b6 12. N2c3 bxc5 13. 0-0-0 Qe7 14. g4 Nf4 15. Qd2 Be5 16. g5 Nh5 17. Ng3 Nf4 18. h4 Rb8 19. h5 Qg7 20. h6 Qe7 21. Nge2 Nxe2+ 22. Bxe2 Qf7 23. Rh4 Rb6 24. f4 Bh8 25. Nb5 d5 26. Qc2 d4 27. Bd2 Bb7 28. Bd3 Nb8 29. Ba5 Ra6 30. Bc7 Bc6 31. Bxb8 Rxb8 32. Nd6 Qe7 33. Bxg6 d3 34. Qxd3 Bxb2+ 35. Kd2 Rxa3 36. Bxh7+ Qxh7 37. Qxh7+ Kxh7 38. g6+ Kxg6 39. h7 Bc3+ 40. Ke2 Ra2+ 41. Kf1 Bh8 42. Rg4+ Kxh7 43. Ne4 Bxe4 44. Rh4+ Kg6 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.16"]
[Round "2"]
[White "Manish, Anto Cristiano F"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2286"]
[BlackElo "1983"]
[PlyCount "105"]
[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. c4 g6 2. Nc3 Bg7 3. d4 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nc2 Nf6 7. e4 0-0 8. Be2 d6 9. 0-0 Bd7 10. Be3 Rc8 11. Rc1 Ne5 12. Na3 a6 13. h3 Bc6 14. f4 Ned7 15. Bf3 Re8 16. Nc2 Nb6 17. b3 Nbd7 18. Nd4 Qa5 19. Qd2 Qd8 20. Rfd1 Qc7 21. Qf2 Qb8 22. Nxc6 bxc6 23. c5 Nxc5 24. Bxc5 dxc5 25. e5 Nd5 26. Bxd5 cxd5 27. Nxd5 e6 28. Nf6+ Bxf6 29. exf6 e5 30. f5 Qb6 31. fxg6 hxg6 32. Rd5 Rc6 33. Rf1 Ree6 34. Rfd1 Re8 35. Rf1 Ree6 36. Qe3 Rxf6 37. Rxf6 Rxf6 38. Rxe5 Rf5 39. Rxf5 gxf5 40. Qg5+ Qg6 41. Qd8+ Kh7 42. Qc7 Qf6 43. Kh2 Kg7 44. Qxc5 f4 45. Qd5 Kh7 46. a4 Kg7 47. b4 Kf8 48. b5 axb5 49. axb5 Ke7 50. Qc5+ Kd7 51. b6 f3 52. Qc7+ Ke8 53. b7 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.16"]
[Round "3"]
[White "Petursson, Gudni Stefan"]
[Black "Arun, Nitish"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "1983"]
[BlackElo "1808"]
[PlyCount "21"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. d3 Qf6 7. b3 Bxf3 8. Qxf3 Qxf3 9. gxf3 Bc5 10. Be3 Bxe3 11. fxe3 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.15"]
[Round "1"]
[White "Petursson, Gudni Stefan"]
[Black "Papadiamandis, Elliot"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1983"]
[BlackElo "2302"]
[PlyCount "100"]
[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. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Be2 Nc6 7. 0-0 Be7 8. Na3 0-0 9. Nb5 Qd8 10. dxc5 Bxc5 11. Bf4 Nd5 12. Bg3 a6 13. Nbd4 Nxd4 14. Nxd4 Qf6 15. Nb3 Ba7 16. Bf3 Rd8 17. Qe2 Nf4 18. Qe4 e5 19. Bxf4 exf4 20. Rad1 Rf8 21. Nd4 Rb8 22. Rfe1 Bd7 23. Qe5 Qb6 24. b3 Rbc8 25. Qe7 Rc7 26. Qe5 Rc5 27. Qe7 Rc7 28. Qe5 Bb8 29. Ne2 Rcc8 30. Qd4 Qxd4 31. Rxd4 Bc6 32. Bxc6 Rxc6 33. c4 Re8 34. Kf1 Rce6 35. Rdd1 Kf8 36. Nd4 Rxe1+ 37. Rxe1 Rd8 38. Nf3 Ba7 39. Ke2 Re8+ 40. Kf1 Rd8 41. Ke2 Ke7 42. Rc1 Kf6 43. b4 Re8+ 44. Kf1 Re4 45. a3 g5 46. c5 g4 47. Nd2 Re7 48. Nc4 Rd7 49. Ke2 Bb8 50. Rc3 Bc7 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.04"]
[Round "9"]
[White "Petursson, Gudni Stefan"]
[Black "Horan, George"]
[Result "1-0"]
[ECO "E48"]
[WhiteElo "2020"]
[BlackElo "1729"]
[PlyCount "67"]
[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. e3 0-0 5. Bd3 d5 6. Nge2 dxc4 7. Bxc4 c5 8. 0-0 Bxc3 9. bxc3 Qc7 10. Bd3 Nc6 11. e4 cxd4 12. cxd4 Rd8 13. e5 Nd5 14. Bg5 Rd7 15. Rc1 h6 16. Bh4 Ndb4 17. Bb1 Qa5 18. f4 b6 19. Be1 Ba6 20. Rxc6 Qb5 21. Bxb4 Qxc6 22. Bd6 f5 23. Rf3 Bb7 24. Nc3 Rc8 25. d5 exd5 26. Bxf5 d4 27. Qxd4 Rxd6 28. exd6 Re8 29. Rg3 g5 30. fxg5 h5 31. d7 Rd8 32. h4 b5 33. Kh2 Qc7 34. Be6+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.03"]
[Round "8"]
[White "Hill, Andy"]
[Black "Petursson, Gudni Stefan"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "1802"]
[BlackElo "2020"]
[PlyCount "159"]
[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. Nf3 Nf6 2. c4 e6 3. e3 d5 4. Nc3 Be7 5. b3 0-0 6. Bb2 c5 7. cxd5 exd5 8. d4 Nc6 9. Be2 Bg4 10. dxc5 Bxc5 11. 0-0 a6 12. Nd4 Be6 13. Na4 Bd6 14. Nxc6 bxc6 15. Rc1 Qc7 16. Bxf6 gxf6 17. Bd3 Kg7 18. Qh5 Rh8 19. Rc2 Bd7 20. Qh4 Qd8 21. f4 Qe7 22. Rf3 Kf8 23. Qh6+ Ke8 24. Qg7 Rf8 25. Qxh7 Rb8 26. Re2 Bg4 27. Bxa6 Bxf3 28. gxf3 Bc5 29. Kf2 Ba7 30. Qc2 Kd7 31. Bd3 Qb4 32. Bf5+ Kd6 33. Qd3 Rh8 34. h3 Rhe8 35. Kf1 Qb5 36. Kf2 Qxd3 37. Bxd3 Rb4 38. f5 Rh4 39. Nc3 Rxh3 40. Nd1 Rh2+ 41. Ke1 Rxe2+ 42. Kxe2 Bc5 43. e4 Rh8 44. Kd2 Rh2+ 45. Be2 Rh8 46. Nb2 Ra8 47. a4 Bb4+ 48. Ke3 Rb8 49. Bd1 Ba5 50. Nd3 Bb6+ 51. Kd2 Rh8 52. b4 Rh2+ 53. Kc3 Rh4 54. exd5 Bd4+ 55. Kc4 Be5+ 56. Kb3 Kxd5 57. Bc2 Bd4 58. Nc1 Kd6 59. Be4 Ba7 60. Nd3 Rh8 61. Nb2 Kc7 62. Nc4 Rd8 63. b5 cxb5 64. axb5 Bc5 65. Nb2 Kb6 66. Bc6 Bg1 67. Kb4 Bc5+ 68. Kc4 Rd4+ 69. Kc3 Kc7 70. Nc4 Rf4 71. Be4 Bb6 72. Nxb6 Kxb6 73. Kd4 Rh4 74. Kd5 Kxb5 75. Kd6 Kc4 76. Bd5+ Kd4 77. Bxf7 Rf4 78. Ke6 Rxf3 79. Kxf6 Rxf5+ 80. Kxf5 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.02"]
[Round "7"]
[White "Petursson, Gudni Stefan"]
[Black "Chilton, James I"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2020"]
[BlackElo "1722"]
[PlyCount "83"]
[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. Nf3 d5 4. Nc3 Bb4 5. Bg5 0-0 6. e3 Nbd7 7. Qc2 b6 8. cxd5 exd5 9. Bd3 h6 10. Bh4 c5 11. 0-0 Bb7 12. Ne5 cxd4 13. Nxd7 Qxd7 14. exd4 g5 15. Bg3 Rae8 16. Bf5 Qc6 17. Rac1 Ba6 18. Bd3 Bc4 19. Nxd5 Qxd5 20. Qxc4 Be7 21. Be5 Rc8 22. Qxc8 Rxc8 23. Rxc8+ Kg7 24. Bc4 Qd7 25. Rc7 Qd8 26. Rxa7 Kg6 27. Bd3+ Kh5 28. Bf5 Ng4 29. Rd7 Qf8 30. Bg3 Nf6 31. Rb7 Qd8 32. h3 Bb4 33. Be5 Bd6 34. Rxf7 Bxe5 35. dxe5 Ng8 36. Rd7 Qf8 37. Bg4+ Kg6 38. Rfd1 Ne7 39. R1d6+ Kg7 40. Re6 Qf4 41. Rexe7+ Kf8 42. Rf7+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.01"]
[Round "5"]
[White "Petursson, Gudni Stefan"]
[Black "Mannion, Stephen R"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2020"]
[BlackElo "2190"]
[PlyCount "70"]
[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. Nc3 Nf6 3. Bf4 c5 4. e3 cxd4 5. exd4 a6 6. Nf3 Nc6 7. Be2 Bg4 8. 0-0 e6 9. Ne5 Bxe2 10. Nxe2 Rc8 11. c3 Be7 12. Ng3 0-0 13. Qe2 Nxe5 14. Bxe5 Qd7 15. f4 g6 16. Bxf6 Bxf6 17. Qg4 Bg7 18. Qe2 b5 19. Rf3 a5 20. Nf1 b4 21. Nd2 bxc3 22. bxc3 Rxc3 23. Rxc3 Bxd4+ 24. Kh1 Bxc3 25. Rc1 Bxd2 26. Qxd2 Rc8 27. Rxc8+ Qxc8 28. h4 a4 29. Qb4 Qc4 30. Qb8+ Kg7 31. Qe5+ Kf8 32. h5 gxh5 33. Qxh5 Qf1+ 34. Kh2 Qxf4+ 35. Kg1 h6 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.01"]
[Round "6"]
[White "Yedid, Lior"]
[Black "Petursson, Gudni Stefan"]
[Result "1/2-1/2"]
[ECO "C26"]
[WhiteElo "1586"]
[BlackElo "2020"]
[PlyCount "96"]
[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 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 Bc5 5. Bg2 d6 6. 0-0 0-0 7. d3 a6 8. Be3 b5 9. Nd5 h6 10. c3 Bxe3 11. Nxe3 Bb7 12. Re1 Re8 13. Nc2 Qd7 14. Qd2 Rad8 15. Nh4 d5 16. exd5 Nxd5 17. d4 Nb6 18. Nf3 e4 19. Nh4 Ne5 20. b3 g5 21. Kh1 gxh4 22. Qxh6 hxg3 23. dxe5 Re6 24. Qh5 gxf2 25. Rf1 Rg6 26. Rad1 Qe7 27. Nd4 Qg5 28. Qxg5 Rxg5 29. e6 Re5 30. exf7+ Kxf7 31. Rc1 c5 32. Rxf2+ Kg6 33. Nc2 c4 34. Ne3 Bd5 35. b4 Bc6 36. Bh3 Na4 37. Rcc2 Kg5 38. Kg2 Rc8 39. Rfe2 Rce8 40. Kg3 Rc8 41. Bg2 Rd8 42. Bf1 Rc8 43. Bg2 Rd8 44. Bf1 Rf8 45. Bg2 Rd8 46. Bf1 Rd6 47. h4+ Kg6 48. Bg2 Bd7 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.31"]
[Round "4"]
[White "Andersson, Christer"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "B05"]
[WhiteElo "1659"]
[BlackElo "2020"]
[PlyCount "62"]
[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. Bf4 Nf6 3. e3 c5 4. c3 cxd4 5. exd4 Nc6 6. Nf3 Bg4 7. Be2 e6 8. 0-0 Be7 9. h3 Bh5 10. Nbd2 0-0 11. Re1 a6 12. Ne5 Bg6 13. Nxg6 hxg6 14. Bd3 b5 15. a3 Bd6 16. Bxd6 Qxd6 17. Nf3 Rab8 18. Qe2 Na5 19. Nd2 Nc4 20. Nb1 Rfe8 21. Qc2 e5 22. Nd2 e4 23. Bf1 Qf4 24. Bxc4 bxc4 25. g3 Qc7 26. Kg2 Rb6 27. Nf1 Reb8 28. Reb1 Qe7 29. Ne3 Nh7 30. h4 g5 31. h5 Nf6 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.30"]
[Round "3"]
[White "Petursson, Gudni Stefan"]
[Black "Isha, Sharma"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2020"]
[BlackElo "2197"]
[PlyCount "124"]
[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 d6 3. Nc3 Bf5 4. Nh4 Bd7 5. e4 e5 6. Nf3 Nc6 7. Be2 h6 8. 0-0 g5 9. dxe5 dxe5 10. Bb5 Bd6 11. Be3 a6 12. Be2 Ne7 13. Nd2 Ng6 14. Nc4 Bb4 15. f3 Qe7 16. Nd5 Nxd5 17. exd5 0-0 18. a3 Bc5 19. b4 Bd4 20. Bxd4 exd4 21. d6 Qe6 22. Re1 b5 23. Bd3 Qd5 24. Bxg6 fxg6 25. Ne5 Qxd6 26. Nxd7 Qxd7 27. Qd3 Rf6 28. Re4 Rd8 29. Rae1 Qd5 30. Re5 Qc4 31. Rc5 Qxd3 32. cxd3 c6 33. Rec1 Rdd6 34. Re5 Rfe6 35. Re4 Kf7 36. Kf2 Ke7 37. Rc5 Kd7 38. Rc1 Rxe4 39. fxe4 Rf6+ 40. Ke2 Rf8 41. g3 a5 42. h4 axb4 43. axb4 gxh4 44. gxh4 Rf4 45. Rg1 Rxh4 46. Rxg6 Rh2+ 47. Kf3 Rd2 48. Kf4 Rxd3 49. Ke5 Kc7 50. Rxh6 Rd1 51. Rh7+ Kb6 52. Rd7 d3 53. Ke6 d2 54. e5 c5 55. Rd6+ Kc7 56. bxc5 b4 57. Rd3 b3 58. Rxb3 Re1 59. Rd3 d1Q 60. Rxd1 Rxd1 61. Ke7 Rd5 62. e6 Rxc5 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.30"]
[Round "2"]
[White "Scotti, Martin"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1734"]
[BlackElo "2020"]
[PlyCount "50"]
[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 dxc4 3. e4 Nc6 4. Be3 Nf6 5. f3 e6 6. Bxc4 Bb4+ 7. Kf2 0-0 8. Ne2 a6 9. Nbc3 b5 10. Bd3 Ba5 11. Rc1 Bb7 12. Bb1 Bb6 13. Qd3 e5 14. Rhd1 exd4 15. Nxd4 Ne5 16. Qe2 Qe8 17. a3 Nc4 18. Ba2 Nxe3 19. Qxe3 Qe5 20. h3 Rad8 21. f4 Nxe4+ 22. Kf1 Bxd4 23. fxe5 Bxe3 24. Rxd8 Rxd8 25. Re1 Ng3# 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.29"]
[Round "1"]
[White "Petursson, Gudni Stefan"]
[Black "Papadiamandis, Elliot"]
[Result "0-1"]
[ECO "D93"]
[WhiteElo "2020"]
[BlackElo "2323"]
[PlyCount "74"]
[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 d5 4. Nf3 Bg7 5. Bf4 0-0 6. e3 c5 7. Be2 cxd4 8. exd4 dxc4 9. 0-0 Be6 10. Ng5 Bd5 11. Nxd5 Nxd5 12. Bxb8 Rxb8 13. Bxc4 Nb6 14. Bxf7+ Rxf7 15. Nxf7 Kxf7 16. Qf3+ Kg8 17. Rfd1 Qd5 18. Qe2 e6 19. a4 a5 20. Qb5 Qxb5 21. axb5 Ra8 22. Kf1 Kf7 23. Rac1 Nd5 24. Ke2 Ke7 25. g3 Kd6 26. Kd3 g5 27. Ke4 a4 28. Rd3 Ra5 29. Rc5 b6 30. Rc6+ Kd7 31. Rc4 Bf8 32. Rf3 Be7 33. Rf7 Rxb5 34. Rxa4 Nf6+ 35. Rxf6 Bxf6 36. Ra7+ Kd6 37. Rxh7 Rxb2 0-1

[Event "EU-Cup 37th"]
[Site "Mayrhofen"]
[Date "2022.10.03"]
[Round "1.1"]
[White "Gavrilescu, David"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2523"]
[BlackElo "2037"]
[PlyCount "81"]
[EventDate "2022.10.03"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Superbet ASE"]
[BlackTeam "Viking CC"]
[WhiteTeamCountry "ROU"]
[BlackTeamCountry "ISL"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nc3 Nxc3 7. bxc3 Nxe5 8. dxe5 Bc5 9. 0-0 0-0 10. Qh5 g6 11. Qh6 Re8 12. Bg5 Be7 13. Bxe7 Qxe7 14. f4 Qf8 15. Qh4 Qe7 16. Qg3 Bd7 17. Rae1 f5 18. Re3 Be6 19. h4 Rad8 20. h5 Kf7 21. Qf2 Rg8 22. Rg3 b6 23. Rg5 Qc5 24. g4 Qxf2+ 25. Kxf2 fxg4 26. hxg6+ hxg6 27. Rh1 Rg7 28. Bxg6+ Ke7 29. Rh7 Rdg8 30. Rgh5 g3+ 31. Kg2 Rxh7 32. Rxh7+ Kd8 33. Bf7 Bxf7 34. Rxf7 Rg4 35. e6 c5 36. f5 Re4 37. Kxg3 Re3+ 38. Kf4 Rxc3 39. f6 Rxc2 40. Rf8+ Kc7 41. e7 1-0

[Event "Reykjavik Bodsmot op"]
[Site "Reykjavik"]
[Date "2022.06.05"]
[Round "4"]
[White "Gretarsson, Hjorvar Steinn"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2566"]
[BlackElo "2019"]
[PlyCount "63"]
[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. c4 e6 2. Nc3 d5 3. d4 a6 4. cxd5 exd5 5. Nf3 c6 6. Qb3 Bd6 7. e4 dxe4 8. Ng5 Qe7 9. Bc4 Nh6 10. Ngxe4 b5 11. Be2 Nf5 12. Bg5 f6 13. Be3 Nxe3 14. Nxd6+ Qxd6 15. fxe3 Be6 16. Ne4 Qe7 17. Qc3 Bd5 18. Ng3 g6 19. e4 Be6 20. 0-0 0-0 21. Rad1 b4 22. Qc2 Qd6 23. e5 fxe5 24. Rxf8+ Kxf8 25. Ne4 Bf5 26. Nxd6 Bxc2 27. Rf1+ Ke7 28. dxe5 b3 29. Bc4 bxa2 30. Rf7+ Kd8 31. Bxa2 Nd7 32. e6 1-0

[Event "Reykjavik Bodsmot op"]
[Site "Reykjavik"]
[Date "2022.06.05"]
[Round "5"]
[White "Thorisson, Benedikt"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1757"]
[BlackElo "2019"]
[PlyCount "110"]
[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. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Bd7 7. Be2 cxd4 8. cxd4 Nge7 9. b4 Nf5 10. Bb2 Rc8 11. 0-0 Be7 12. Kh1 0-0 13. Nc3 f6 14. Na4 Qd8 15. Nc5 fxe5 16. Nxd7 Qxd7 17. b5 Na5 18. Nxe5 Qd8 19. Rc1 Rxc1 20. Qxc1 Bd6 21. Qc2 Qh4 22. Qc3 b6 23. Nf3 Qe7 24. Bd3 g6 25. Re1 Qf6 26. Bc1 Re8 27. Bg5 Qg7 28. Bd2 Qd7 29. Ne5 Bxe5 30. Rxe5 Rc8 31. Qb4 Nc4 32. Bxf5 Nxe5 33. dxe5 exf5 34. Bh6 Qe6 35. Qe1 Re8 36. f4 d4 37. h3 Qd5 38. Qc1 Qc5 39. Qxc5 bxc5 40. Kg1 Kf7 41. Kf2 Ke6 42. Ke2 Kd5 43. Kd3 c4+ 44. Kd2 Kc5 45. a4 Kb4 46. Bg7 d3 47. g4 Kxa4 48. gxf5 gxf5 49. h4 Kxb5 50. h5 Kb4 51. e6 Rxe6 52. h6 Re2+ 53. Kd1 Rg2 54. Be5 c3 55. Ke1 d2+ 0-1

[Event "Reykjavik Bodsmot op"]
[Site "Reykjavik"]
[Date "2022.06.04"]
[Round "3"]
[White "Petursson, Gudni Stefan"]
[Black "Halldorsson, Bragi"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2019"]
[BlackElo "2043"]
[PlyCount "64"]
[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 c6 3. Nc3 d5 4. cxd5 cxd5 5. Nf3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bd3 Bg6 9. 0-0 Bd6 10. Bg3 0-0 11. Bxg6 hxg6 12. Qe2 Bxg3 13. hxg3 Rc8 14. Rac1 Nd7 15. Nd2 a6 16. a3 b5 17. Nb3 Na5 18. Nxa5 Qxa5 19. Nb1 Rc4 20. b3 Rc7 21. Qb2 Rfc8 22. b4 Qb6 23. Nd2 Qd6 24. Nb3 Nb6 25. Rxc7 Rxc7 26. Nc5 Nc4 27. Qc3 Ra7 28. Ra1 Nb6 29. a4 bxa4 30. Nxa4 Nxa4 31. Rxa4 Rc7 32. Qa3 Rc4 1/2-1/2

[Event "Reykjavik Bodsmot op"]
[Site "Reykjavik"]
[Date "2022.06.04"]
[Round "2"]
[White "Petursson, Gudni Stefan"]
[Black "Ptacnikova, Lenka"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2019"]
[BlackElo "2120"]
[PlyCount "129"]
[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. Nf3 b6 4. e3 Bb7 5. Be2 Bb4+ 6. Bd2 Be7 7. 0-0 0-0 8. Nc3 d5 9. cxd5 exd5 10. Ne5 a6 11. Qc2 Nbd7 12. f4 c5 13. Bf3 Rc8 14. Qb3 Nxe5 15. dxe5 Ne4 16. Rad1 c4 17. Qc2 f5 18. Ne2 Bc5 19. Nd4 Qe7 20. Be1 b5 21. Kh1 b4 22. g4 g6 23. Qg2 Kh8 24. Qh3 Bxd4 25. exd4 c3 26. bxc3 bxc3 27. gxf5 c2 28. Rc1 gxf5 29. Bh5 Rc6 30. Be2 Qc7 31. Rg1 Qb6 32. Qb3 Qc7 33. Bd3 Rc8 34. Rg2 Rb6 35. Qa3 Qf7 36. Rgxc2 Rg8 37. Bf1 Qh5 38. Qe3 Rbg6 39. Rg2 a5 40. Rxg6 Qxg6 41. Rc2 Qb6 42. Rg2 Rxg2 43. Bxg2 a4 44. Qa3 Kg7 45. Qxa4 Bc6 46. Qb4 Qa7 47. a3 Be8 48. h3 Bh5 49. Kh2 Bd1 50. Bh4 Kf7 51. Qb5 Qxd4 52. Qd7+ Kg6 53. Qe6+ Kg7 54. Qxf5 Ba4 55. Qg4+ Kf8 56. Be1 Nc5 57. Bb4 Kf7 58. Qf5+ Kg7 59. Qf6+ Kg8 60. Bxc5 Qxc5 61. Qd8+ Kg7 62. Qxd5 Qc2 63. Qe4 Qd1 64. f5 Kf7 65. Qd5+ 1-0

[Event "ISL-chT1 2122"]
[Site "Reykjavik"]
[Date "2021.10.03"]
[Round "5.2"]
[White "Ornolfsson, Magnus P"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "D78"]
[WhiteElo "2211"]
[BlackElo "2016"]
[PlyCount "86"]
[EventDate "2021.09.30"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "ISL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Breidjablik Bolungarvik"]
[BlackTeam "Vikingaklubburinn"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. 0-0 Bg7 5. c4 c6 6. d4 0-0 7. Nc3 a6 8. Ne5 e6 9. b3 Nbd7 10. f4 Qc7 11. Ba3 Re8 12. Rc1 Qd8 13. e3 Bf8 14. Bxf8 Rxf8 15. Qe2 Qe7 16. g4 Ne8 17. g5 Qd6 18. Qd3 b5 19. Nxc6 b4 20. cxd5 bxc3 21. dxe6 fxe6 22. Ne7+ Qxe7 23. Bxa8 Nb6 24. Bg2 Nd5 25. Rf2 Qa3 26. Rcf1 Qa5 27. e4 Ndc7 28. Rc1 Nd6 29. Rxc3 Ncb5 30. Rc1 Qb6 31. a4 Nc7 32. e5 Nf5 33. Rc6 Qb8 34. Qc3 Nd5 35. Bxd5 exd5 36. Rc2 Bd7 37. Rc7 Rf7 38. Re2 Nxd4 39. Qxd4 Qxc7 40. Kg2 Be6 41. Re3 Qc2+ 42. Kg3 Qb1 43. Kg2 Rc7 0-1

[Event "ISL-chT1 2122"]
[Site "Reykjavik"]
[Date "2021.10.02"]
[Round "3.1"]
[White "Halldorsson, Halldor Brynjar"]
[Black "Petursson, Gudni Stefan"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2227"]
[BlackElo "2016"]
[PlyCount "36"]
[EventDate "2021.09.30"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "ISL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Skakfelag Akureyrar"]
[BlackTeam "Vikingaklubburinn"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Be3 Nd7 6. Bb5 Qc7 7. c4 dxc4 8. Nc3 Nh6 9. Nf3 Nf5 10. Bf4 Bxc5 11. 0-0 0-0 12. Ne4 Nb6 13. b4 Bxb4 14. Rc1 Ba3 15. Rc3 Bb4 16. Rc1 Ba3 17. Rxc4 Nxc4 18. Qb3 Qa5 1/2-1/2

[Event "ISL-chT1 2122"]
[Site "Reykjavik"]
[Date "2021.10.02"]
[Round "4.3"]
[White "Petursson, Gudni Stefan"]
[Black "Petersson, Baldur Teodor"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2016"]
[BlackElo "2214"]
[PlyCount "52"]
[EventDate "2021.09.30"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "ISL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Vikingaklubburinn"]
[BlackTeam "Taflfelag Gardabaejar"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 Qb6 6. Qb3 c4 7. Qc2 g6 8. Ngf3 Bf5 9. Qc1 Rc8 10. Be2 h6 11. 0-0 g5 12. Bg3 Rg8 13. Ne5 h5 14. Nxc6 Qxc6 15. Be5 Bh6 16. Bxf6 Qxf6 17. b3 cxb3 18. axb3 g4 19. Rxa7 h4 20. g3 Bg5 21. Kg2 Qh6 22. Rh1 Rg6 23. c4 Bxe3 24. fxe3 Qxe3 25. Re1 h3+ 26. Kh1 Be4+ 0-1

[Event "ISL-chT1 2122"]
[Site "Reykjavik"]
[Date "2021.10.01"]
[Round "2.3"]
[White "Petursson, Gudni Stefan"]
[Black "Viglundsson, Bjorgvin"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2016"]
[BlackElo "2219"]
[PlyCount "55"]
[EventDate "2021.09.30"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "ISL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Vikingaklubburinn"]
[BlackTeam "Taflfelag Reykjavikur"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 e6 4. e3 c5 5. c3 Nc6 6. Nbd2 cxd4 7. exd4 Nh5 8. Be5 f6 9. Bg3 Nxg3 10. hxg3 f5 11. Bb5 Bd6 12. Qe2 Qf6 13. Ne5 Bxe5 14. dxe5 Qf7 15. Nf3 Bd7 16. Qe3 h6 17. 0-0 0-0 18. c4 a6 19. cxd5 axb5 20. dxc6 Bxc6 21. Nd4 Rfd8 22. Nxc6 bxc6 23. Rfc1 Ra6 24. a3 Rd5 25. Rd1 Qd7 26. Rxd5 Qxd5 27. Rc1 Kh7 28. Qc5 1/2-1/2

[Event "ISL-chT1 2122"]
[Site "Reykjavik"]
[Date "2021.09.30"]
[Round "1.2"]
[White "Halldorsson, Jon Arni"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2103"]
[BlackElo "2016"]
[PlyCount "141"]
[EventDate "2021.09.30"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Skakdeild Fjolnis"]
[BlackTeam "Vikingaklubburinn"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Be2 d5 6. h3 c5 7. c3 cxd4 8. exd4 Nc6 9. 0-0 a6 10. Nbd2 b6 11. Re1 Bb7 12. Bd3 e6 13. Qe2 Nh5 14. Bh2 Bh6 15. g3 Bg7 16. g4 Nf6 17. Ne5 Nd7 18. Nxc6 Bxc6 19. Bxa6 Qh4 20. Kg2 Rfe8 21. Bb5 Bxb5 22. Qxb5 Qd8 23. Nf3 Qc8 24. Ne5 Nf6 25. Nd3 h5 26. f3 hxg4 27. hxg4 Nd7 28. Ne5 Nxe5 29. Bxe5 Bxe5 30. dxe5 Qd8 31. Qe2 Kg7 32. Qe3 Rh8 33. Rh1 Qe7 34. a3 b5 35. g5 Rh5 36. Rxh5 gxh5 37. Rh1 Rh8 38. Rh4 Kg6 39. f4 Qb7 40. Kg3 Qd7 41. Qd3+ Kg7 42. Rh1 Qc6 43. Qd4 Qc4 44. Qe3 Qa4 45. Qd3 Qc4 46. Rd1 h4+ 47. Kg4 Qb3 48. Qe2 Qa4 49. Rd4 Qa7 50. Kh3 Qc5 51. Qd3 Qb6 52. f5 exf5 53. Qxf5 Qe6 54. Qxe6 fxe6 55. Rxh4 Rc8 56. Rh6 Rc6 57. Rf6 Ra6 58. Kg4 Ra4+ 59. Kh5 d4 60. cxd4 Rxd4 61. Rxe6 b4 62. g6 bxa3 63. bxa3 Ra4 64. Re7+ Kf8 65. Rf7+ Kg8 66. Rf3 Re4 67. Kh6 Rxe5 68. Rb3 Re8 69. a4 Kf8 70. a5 Ke7 71. Re3+ 1-0

[Event "EU-Cup 36th"]
[Site "Struga"]
[Date "2021.09.24"]
[Round "7.5"]
[White "Blake, J Morgan"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "D70"]
[WhiteElo "2006"]
[BlackElo "2016"]
[PlyCount "74"]
[EventDate "2021.09.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Sussex Martlets"]
[BlackTeam "Viking CC"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. e3 Bg7 5. c4 c6 6. b4 0-0 7. a4 Bg4 8. Qb3 Bxf3 9. Nxf3 e6 10. Be2 Nbd7 11. 0-0 Re8 12. Bb2 Ne4 13. Rfd1 h6 14. b5 Ndf6 15. Ne5 cxb5 16. c5 bxa4 17. Qxb7 Re7 18. Qa6 Qc7 19. f3 Rb8 20. Rab1 Nxc5 21. dxc5 Rxb2 22. Rxb2 Qxe5 23. Rc2 Qxe3+ 24. Kh1 Qb3 25. Qd3 Ne8 26. c6 Rc7 27. Rc5 Nd6 28. Qd2 a3 29. Qa5 Ne8 30. Rb5 Qc3 31. Rc5 Qxa5 32. Rxa5 Bb2 33. Bb5 Nd6 34. Ba4 a2 35. Bb3 a1Q 36. Rdxa1 Bxa1 37. Rxa1 Rxc6 0-1

[Event "EU-Cup 36th"]
[Site "Struga"]
[Date "2021.09.22"]
[Round "5.5"]
[White "Jakobsen, Peter"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2202"]
[BlackElo "2016"]
[PlyCount "49"]
[EventDate "2021.09.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Nordkalotten"]
[BlackTeam "Viking CC"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "ISL"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. d4 dxc4 6. Bxc4 Nb6 7. Bd3 c5 8. dxc5 Bxc5 9. Nf3 Nc6 10. a3 Bd7 11. 0-0 h6 12. b4 Be7 13. Qe2 Rc8 14. Bb2 a6 15. Rfd1 Qc7 16. Rac1 Qb8 17. Qe3 Na8 18. Ne4 b5 19. Nd6+ Bxd6 20. exd6 Kf8 21. Qf4 Nb6 22. Bg6 f5 23. Ne5 Nxe5 24. Qxe5 Rg8 25. Bh7 1-0

[Event "EU-Cup 36th"]
[Site "Struga"]
[Date "2021.09.21"]
[Round "4.5"]
[White "Petursson, Gudni Stefan"]
[Black "Miftari, Hedon"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2016"]
[BlackElo "2002"]
[PlyCount "58"]
[EventDate "2021.09.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Viking CC"]
[BlackTeam "Gostivar"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "MKD"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Nbd2 Nc6 11. Nb3 Nb4 12. Qd1 Be4 13. Ne1 c5 14. Bxe4 Nxe4 15. a3 Nc6 16. Nf3 Nxd4 17. Nbxd4 cxd4 18. Nxd4 Bc5 19. Be3 Qd5 20. f3 Nf6 21. b4 Bb6 22. Nc2 Bxe3+ 23. Nxe3 Qxd1 24. Rfxd1 Rfd8 25. Kf2 Kf8 26. Ke1 Ke7 27. Rxd8 Rxd8 28. Rc1 Kd7 29. Rd1+ Ke7 1/2-1/2

[Event "EU-Cup 36th"]
[Site "Struga"]
[Date "2021.09.20"]
[Round "3.5"]
[White "Sparwel, Oliver"]
[Black "Petursson, Gudni Stefan"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2013"]
[BlackElo "2016"]
[PlyCount "81"]
[EventDate "2021.09.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Echternach Sprenger"]
[BlackTeam "Viking CC"]
[WhiteTeamCountry "LUX"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 e6 3. a3 d5 4. e3 Be7 5. Nf3 0-0 6. Nc3 b6 7. cxd5 exd5 8. Be2 Bb7 9. 0-0 Nbd7 10. b4 c6 11. Bb2 Bd6 12. Nd2 Qe7 13. Bf3 a5 14. b5 c5 15. dxc5 bxc5 16. Nc4 dxc4 17. Bxb7 Rad8 18. g3 Ne5 19. Bg2 Nd3 20. Qc2 Nxb2 21. Qxb2 Be5 22. Rac1 Rd3 23. Rc2 Rb8 24. Rb1 Nd7 25. Qc1 Nb6 26. e4 Bd4 27. Nd5 Nxd5 28. exd5 Qf6 29. a4 Rb3 30. Re2 g6 31. Qc2 Rxb1+ 32. Qxb1 c3 33. Qd3 Kg7 34. h4 h5 35. Qf3 Qd8 36. Qf4 Rb6 37. Kf1 Rf6 38. Qe4 Qd6 39. f4 Qc7 40. Ke1 Qd7 41. Kd1 1/2-1/2

[Event "EU-Cup 36th"]
[Site "Struga"]
[Date "2021.09.19"]
[Round "2.14"]
[White "Petursson, Gudni Stefan"]
[Black "Darnell, Anton"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2016"]
[BlackElo "2006"]
[PlyCount "87"]
[EventDate "2021.09.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Viking CC"]
[BlackTeam "Baerum"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "NOR"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nd2 Bd6 5. Bg3 c5 6. c3 Nc6 7. Ngf3 0-0 8. Bd3 b6 9. 0-0 Bb7 10. Ne5 Ne7 11. f4 Nf5 12. Bxf5 exf5 13. Bh4 Be7 14. Bxf6 Bxf6 15. Qc2 g6 16. Ndf3 Bg7 17. Nd2 Re8 18. Rae1 Qd6 19. Qa4 f6 20. Nef3 Re6 21. Qa3 Qc7 22. Qb3 Rae8 23. Kf2 Kh8 24. g3 Bf8 25. Rh1 Qd7 26. h4 h5 27. Qc2 Kg7 28. Qd3 c4 29. Qc2 b5 30. a3 a5 31. Nf1 Rb6 32. Ra1 Bc6 33. N1d2 Bd6 34. b4 Ra6 35. Qb2 Rea8 36. Ne1 axb4 37. cxb4 R6a7 38. Nc2 Kf7 39. Qc3 Qe7 40. Rhe1 Rg8 41. Rh1 Kg7 42. Rhe1 Kh6 43. Rh1 Rga8 44. Rhe1 1/2-1/2

[Event "EU-Cup 36th"]
[Site "Struga"]
[Date "2021.09.18"]
[Round "1.5"]
[White "Alonso Rosell, Alvar"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2566"]
[BlackElo "2016"]
[PlyCount "72"]
[EventDate "2021.09.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Silla Valencia"]
[BlackTeam "Viking CC"]
[WhiteTeamCountry "ESP"]
[BlackTeamCountry "ISL"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. b3 b6 7. cxd5 exd5 8. d4 Bb7 9. Nc3 Nbd7 10. Bb2 Re8 11. Rc1 c6 12. e3 Bd6 13. Ne2 Qe7 14. Nf4 Rac8 15. Nd3 Ba3 16. Qc2 Bxb2 17. Qxb2 Rc7 18. Rc2 Ne4 19. Rfc1 c5 20. Qa3 f5 21. dxc5 bxc5 22. Qa5 Rec8 23. Nd4 c4 24. Nb5 Ndc5 25. Nxc7 Nxd3 26. Nxd5 Qd7 27. bxc4 Nxc1 28. Bxe4 fxe4 29. Rxc1 Bxd5 30. Rd1 Rxc4 31. Rxd5 Rc1+ 32. Kg2 Qc7 33. Rd8+ Kf7 34. Qf5+ Ke7 35. Qf8+ Ke6 36. Re8+ Kd5 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.05"]
[Round "11"]
[White "Koellner, Aaron Noah"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2248"]
[BlackElo "1988"]
[PlyCount "93"]
[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. Bg5 d5 3. e3 e6 4. Nd2 c5 5. c3 Nc6 6. f4 Be7 7. Bd3 cxd4 8. exd4 Qb6 9. Rb1 h6 10. Bh4 Bd7 11. Ngf3 0-0 12. 0-0 Ng4 13. Bxe7 Nxe7 14. Qe2 f5 15. Ne5 Nxe5 16. Qxe5 Rac8 17. Rf3 Qc7 18. Qe3 Rf6 19. Rg3 Rg6 20. h4 Rxg3 21. Qxg3 Rf8 22. Nf3 Nc8 23. Ne5 Nd6 24. Qh3 Be8 25. g4 fxg4 26. Qxg4 Nf5 27. Kh2 Qe7 28. Kh3 Qf6 29. Bxf5 Qxf5 30. Qxf5 Rxf5 31. Kg3 Kf8 32. Re1 Ke7 33. Nd3 Kd6 34. Nc5 Bd7 35. Nxb7+ Ke7 36. Re5 Rf8 37. b4 Rc8 38. Nc5 Kd6 39. a4 Rf8 40. h5 Rf7 41. Kg4 Bc8 42. b5 Rf6 43. a5 Rf8 44. b6 axb6 45. axb6 Kc6 46. b7 Bxb7 47. Rxe6+ 1-0

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.04"]
[Round "10"]
[White "Petursson, Gudni Stefan"]
[Black "Wecker, Martin"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "1988"]
[BlackElo "2195"]
[PlyCount "50"]
[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. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nc2 d4 8. 0-0 Nc6 9. e3 d3 10. Ne1 Bf5 11. Nc3 e4 12. Bd2 Bc5 13. Na4 Be7 14. Bc3 0-0 15. h3 Qc7 16. Kh2 Rad8 17. Qd2 h5 18. Bxf6 Bxf6 19. Nc3 Bxc3 20. bxc3 Ne5 21. f3 h4 22. fxe4 hxg3+ 23. Kh1 Nxc4 24. Qd1 Nxe3 25. Qf3 Nxf1 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.03"]
[Round "9"]
[White "Maggason, Oskar"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1783"]
[BlackElo "1988"]
[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. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 0-0 6. Bd3 c5 7. 0-0 cxd4 8. exd4 Nc6 9. Be3 Nb4 10. Rc1 Nxd3 11. Qxd3 Bf5 12. Qe2 dxc4 13. Qxc4 a6 14. Rfd1 b5 15. Qe2 Rc8 16. b3 Qd6 17. h3 h5 18. Ne5 Nd5 19. Nxd5 Qxd5 20. g4 hxg4 21. hxg4 Be6 22. Nd3 Bd7 23. Nf4 Qd6 24. Nh3 Rxc1 25. Rxc1 Qe6 26. Nf4 Qxg4+ 27. Qxg4 Bxg4 28. Rc7 Rd8 29. Rxe7 Bxd4 30. Ng2 Bxe3 31. Nxe3 Bf3 32. Ra7 Rd6 33. Kh2 Be4 34. Kg3 Bb1 35. a4 Bd3 36. a5 b4 37. Rc7 Bb5 38. Rc1 Rd3 39. Rb1 Bd7 40. Kg2 Be6 41. Nc4 Rc3 42. Ne5 Rxb3 43. Rxb3 Bxb3 44. Nd3 Bd5+ 45. Kf1 b3 46. Ke1 Be4 47. Nb2 f5 48. Kd2 f4 49. Kc3 g5 50. Kxb3 g4 51. Nd1 Bf3 52. Kc2 Kf7 53. Kd2 Ke6 54. Nc3 Kd6 55. Kd3 Kc5 56. Ne4+ Bxe4+ 57. Kxe4 g3 58. Kf3 gxf2 59. Kxf2 Kb5 60. Kf3 Kxa5 61. Kxf4 Kb4 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.02"]
[Round "8"]
[White "Petursson, Gudni Stefan"]
[Black "Lorscheid, Gerhard"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1988"]
[BlackElo "2202"]
[PlyCount "130"]
[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 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bf5 5. g3 c6 6. Bg2 Bg7 7. 0-0 0-0 8. b3 Ne4 9. Bb2 Qa5 10. Qc1 Qc7 11. Nh4 Nxc3 12. Bxc3 Bd7 13. e4 Na6 14. Qb2 b5 15. cxb5 cxb5 16. Rac1 Qb6 17. b4 Rac8 18. Nf3 Rc7 19. Bd2 Rfc8 20. Rxc7 Rxc7 21. Rc1 Rxc1+ 22. Bxc1 Qc6 23. Be3 Qc4 24. a3 Nb8 25. Nd2 Qc8 26. Nb3 Be6 27. Na5 Nc6 28. Nxc6 Qxc6 29. Qd2 Bc4 30. d5 Qa6 31. Qc1 Qa4 32. Bg5 Bb2 33. Qe1 f6 34. Bc1 Bc3 35. Bd2 Bxd2 36. Qxd2 Qxa3 37. h4 a5 38. bxa5 b4 39. Qd4 Qc1+ 40. Kh2 b3 41. e5 fxe5 42. Qg4 Ba6 43. Qd7 Kf7 44. Qd8 Qc5 45. Qh8 Qxf2 46. Qxh7+ Ke8 47. Qxg6+ Kd8 48. Qg8+ Kc7 49. Qe8 Qc5 50. Qxe7+ Kb8 51. Qd8+ Bc8 52. Qf6 b2 53. Qg6 Ka7 54. Qb1 Qc1 55. Be4 Bg4 56. Qc2 Qxc2+ 57. Bxc2 Ka6 58. Kg2 Kxa5 59. Kf2 Kb4 60. Ke3 Kc3 61. Bb1 Bd1 62. Ba2 Bb3 63. Bb1 Bc2 64. Ba2 Kb4 65. Kd2 Ka3 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.09.01"]
[Round "7"]
[White "Kjartansson, Matthias Bjorgvin"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "E35"]
[WhiteElo "1389"]
[BlackElo "1988"]
[PlyCount "90"]
[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. Nc3 Bb4 4. Qc2 0-0 5. Bg5 d5 6. cxd5 exd5 7. e3 c6 8. Bd3 h6 9. Bh4 Be6 10. Nge2 Nbd7 11. 0-0 Re8 12. Nf4 Bd6 13. Bg3 Nf8 14. Rfe1 Qd7 15. Rad1 Rad8 16. a3 Qc7 17. Nxe6 Nxe6 18. Bxd6 Qxd6 19. h3 Re7 20. Ne2 Rde8 21. Bf5 Ng5 22. Ng3 Qd8 23. Kh1 Qc7 24. Bd3 Nge4 25. Nxe4 Nxe4 26. Bxe4 Rxe4 27. Rc1 Qe7 28. Rf1 Qg5 29. Qd1 R8e6 30. Rc3 Rg6 31. Qf3 Rh4 32. Kh2 Re4 33. b4 a6 34. a4 Qe7 35. g3 Qxb4 36. Rfc1 Qxa4 37. Rb1 b5 38. Qf5 Ree6 39. Rbb3 b4 40. Qc2 Ref6 41. Rc5 Rxf2+ 42. Qxf2 Qxb3 43. Ra5 Qd3 44. Ra2 Rf6 45. Qe1 b3 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.31"]
[Round "6"]
[White "Petursson, Gudni Stefan"]
[Black "Milikow, Yoav"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1988"]
[BlackElo "2287"]
[PlyCount "96"]
[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. g3 d5 4. Nf3 Bb4+ 5. Bd2 a5 6. Bg2 0-0 7. 0-0 dxc4 8. Qc2 b5 9. a4 c6 10. Nc3 Qb6 11. e4 h6 12. Rad1 Be7 13. e5 Nd5 14. Ne4 Rd8 15. Qc1 Bf8 16. g4 Na6 17. g5 h5 18. g6 fxg6 19. Qb1 Bb4 20. Bc1 Ne7 21. Bg5 Nf5 22. Bxd8 Qxd8 23. b3 Nc7 24. bxc4 bxc4 25. Qc2 Ba6 26. Nc5 c3 27. Nxa6 Rxa6 28. Kh1 Rb6 29. Qe4 Ba3 30. Ne1 Bb2 31. Nc2 Nd5 32. Rg1 Nb4 33. Ne1 Kh7 34. Bf1 Qd5 35. Qxd5 cxd5 36. Bd3 Nxd3 37. Rxd3 Rb4 38. Nc2 Rxa4 39. Rb1 Rc4 40. Kg1 a4 41. Kf1 a3 42. Ke2 a2 43. Rbd1 Ne7 44. Rf3 Nc6 45. Rf8 Nxd4+ 46. Nxd4 Rxd4 47. Rxd4 a1Q 48. Rb4 Ba3 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.30"]
[Round "5"]
[White "Ragnarsson, Heimir Pall"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "1619"]
[BlackElo "1988"]
[PlyCount "62"]
[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. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 b6 7. Ne5 Bb7 8. Qc2 c5 9. Bb2 Qc7 10. cxd5 exd5 11. d4 Bd6 12. Nd3 Nbd7 13. Nd2 Rac8 14. Nf3 c4 15. bxc4 dxc4 16. Nde5 c3 17. Nxd7 Qxd7 18. Bc1 Qe7 19. Nh4 Bxg2 20. Nf5 Qd7 21. Kxg2 Rfe8 22. f3 Bf8 23. Rd1 Nd5 24. e4 Nb4 25. Qb3 Qb5 26. Ba3 Qe2+ 27. Kh3 a5 28. d5 Qxf3 29. d6 Qxe4 30. Ne7+ Bxe7 31. d7 g5 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.29"]
[Round "4"]
[White "Petursson, Gudni Stefan"]
[Black "Vedder, Richard"]
[Result "0-1"]
[ECO "D26"]
[WhiteElo "1988"]
[BlackElo "2266"]
[PlyCount "72"]
[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. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. 0-0 Be7 7. Nc3 b5 8. Bb3 Bb7 9. a4 b4 10. Ne2 Nbd7 11. Nf4 Nd5 12. Nxd5 Bxd5 13. Bxd5 exd5 14. Qb3 Nf6 15. Ne5 Bd6 16. f4 a5 17. Bd2 Bxe5 18. fxe5 Ne4 19. Qd3 0-0 20. Rac1 Re8 21. Rc6 Re6 22. Rxe6 fxe6 23. Be1 c5 24. Qb5 Qc7 25. Qe2 c4 26. Qg4 Qd7 27. Bh4 Rf8 28. Rxf8+ Kxf8 29. h3 Qf7 30. Bd8 c3 31. bxc3 b3 32. Qd1 Qf2+ 33. Kh2 Qg3+ 34. Kg1 Qxe3+ 35. Kh2 Qf4+ 36. Kg1 b2 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.28"]
[Round "3"]
[White "Gade, Jens"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1487"]
[BlackElo "1988"]
[PlyCount "82"]
[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. Nc3 Bb4 4. Bd2 0-0 5. Nf3 b6 6. e3 Bb7 7. Be2 c5 8. 0-0 cxd4 9. exd4 d6 10. Bg5 Bxc3 11. bxc3 Nbd7 12. d5 e5 13. Qc2 Ba6 14. Rfe1 Rc8 15. Nd2 Nc5 16. Qf5 Qd7 17. Qxd7 Ncxd7 18. Rab1 Rc7 19. a4 h6 20. Bh4 g5 21. Bg3 Nc5 22. Ra1 Nb7 23. f3 Na5 24. Ne4 Nxe4 25. fxe4 Bxc4 26. Bg4 Ba6 27. Re3 Kg7 28. h4 f6 29. h5 Bc8 30. Be2 Bd7 31. Be1 Nb7 32. c4 Nc5 33. a5 bxa5 34. Bxa5 Rb7 35. Be1 Rfb8 36. g4 Rb1 37. Rxb1 Rxb1 38. Kf1 a5 39. Kf2 a4 40. Bc3 a3 41. Kf3 a2 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.27"]
[Round "2"]
[White "Petursson, Gudni Stefan"]
[Black "Sousa, Andre Ventura"]
[Result "0-1"]
[ECO "D81"]
[WhiteElo "1988"]
[BlackElo "2405"]
[PlyCount "70"]
[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 d5 4. Qb3 dxc4 5. Qxc4 Be6 6. Qd3 c5 7. dxc5 Na6 8. Qb5+ Bd7 9. Qc4 Rc8 10. b4 Bg7 11. Bb2 0-0 12. a3 Be6 13. Qd3 Qc7 14. Nf3 Rcd8 15. Qc2 Bf5 16. Qb3 Be6 17. Qc2 b6 18. e3 bxc5 19. Bxa6 cxb4 20. axb4 Nd5 21. Nd4 Nxb4 22. Qe2 Nxa6 23. Qxa6 Bxd4 24. exd4 Bc4 25. Qxa7 Qf4 26. d5 Rb8 27. Bc1 Qg4 28. Rg1 Rb3 29. f3 Qh4+ 30. Qf2 Qf6 31. Bb2 Rfb8 32. Nd1 Rxb2 33. Nxb2 Qe5+ 34. Kd1 Rxb2 35. Qe1 Bb3+ 0-1

[Event "EU-ch 21st"]
[Site "Reykjavik"]
[Date "2021.08.26"]
[Round "1"]
[White "Basso, Pier Luigi"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "D81"]
[WhiteElo "2541"]
[BlackElo "1988"]
[PlyCount "101"]
[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 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 0-0 7. Be2 c5 8. Qxc5 b6 9. Qc4 Bb7 10. f3 Nc6 11. d5 Ne5 12. Qb3 Qc8 13. Nh3 Ba6 14. Bxa6 Qxa6 15. Qb5 Qxb5 16. Nxb5 Rac8 17. Nf2 Rc2 18. Na3 Rcc8 19. Bd2 Nfd7 20. Ke2 f5 21. Rac1 fxe4 22. Nxe4 Nc5 23. Nxc5 bxc5 24. Bc3 Nd7 25. Bxg7 Kxg7 26. Rhd1 Nb6 27. d6 exd6 28. Rxd6 Rf4 29. b3 g5 30. g3 Re8+ 31. Kf2 Rf5 32. Nc4 Ref8 33. Rd3 R5f6 34. Nd6 g4 35. f4 Kg6 36. Rxc5 h5 37. Ne4 Re6 38. Rd6 Rxd6 39. Rg5+ Kh6 40. Nxd6 Nc8 41. Nf5+ Kh7 42. Rxh5+ Kg6 43. Rg5+ Kf6 44. Ne3 Nd6 45. Nxg4+ Ke6 46. Re5+ Kd7 47. Ne3 Ra8 48. Nf5 Nxf5 49. Rxf5 a5 50. a4 Rb8 51. Rb5 1-0

[Event "ISL-chT1 1920"]
[Site "Reykjavik"]
[Date "2021.05.16"]
[Round "9.1"]
[White "Petursson, Gudni Stefan"]
[Black "Halldorsson, Jon Arni"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2028"]
[BlackElo "2083"]
[PlyCount "72"]
[EventDate "2019.10.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Taflfelag Reykjavikur II"]
[BlackTeam "Skakdeild Fjolnis"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. c4 cxd4 5. exd4 g6 6. Nc3 Bg7 7. cxd5 Nxd5 8. Bc4 Nb6 9. Bb3 0-0 10. h3 Nc6 11. Be3 Na5 12. Bc2 Nac4 13. Bc1 Bd7 14. 0-0 Rc8 15. Re1 Bc6 16. Be4 Bxe4 17. Rxe4 Re8 18. Rh4 Nd6 19. Bg5 Nf5 20. Re4 Nc4 21. Rb1 h6 22. Bf4 Nfd6 23. Bxd6 Nxd6 24. Re1 Qa5 25. Qb3 a6 26. Ne5 b5 27. Nxg6 e6 28. Ne5 Nc4 29. Nf3 Red8 30. Ne2 Rd7 31. Rbd1 Rcd8 32. Qc3 Qb6 33. b3 Nd6 34. Ne5 Rc7 35. Qd3 Nf5 36. Nf3 Rcd7 1/2-1/2

[Event "ISL-chT1 1920"]
[Site "Reykjavik"]
[Date "2021.05.15"]
[Round "7.2"]
[White "Karason, Askell Orn"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2274"]
[BlackElo "2028"]
[PlyCount "85"]
[EventDate "2019.10.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Skakfelag Akureyrar"]
[BlackTeam "Taflfelag Reykjavikur II"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. Nf3 d5 2. c4 dxc4 3. Na3 Nf6 4. Nxc4 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Nbd7 8. d3 Nb6 9. Na5 c6 10. Bd2 Nfd5 11. Qc2 Qd6 12. a3 Rd8 13. Rfd1 e5 14. Nc4 Qe7 15. Ba5 Re8 16. Nfd2 Bg4 17. Ne4 Red8 18. h3 Be6 19. Ncd2 Bf8 20. Rac1 Rd7 21. Nc5 Qxc5 22. Qxc5 Bxc5 23. Rxc5 Na4 24. Rc2 b6 25. b3 Nc5 26. Rxc5 bxc5 27. Ne4 Kg7 28. Nxc5 Rd6 29. Rc1 Rc8 30. e4 Nb6 31. Bc3 Nd7 32. f4 f6 33. fxe5 Nxe5 34. d4 Rcd8 35. dxe5 Rd1+ 36. Rxd1 Rxd1+ 37. Kh2 Kf7 38. exf6 Rc1 39. Bd4 Rd1 40. Nxe6 Kxe6 41. Bxa7 Rd2 42. e5 Kxe5 43. f7 1-0

[Event "ISL-chT1 1920"]
[Site "Reykjavik"]
[Date "2021.05.15"]
[Round "8.5"]
[White "Petursson, Gudni Stefan"]
[Black "Thordarson, Sturla"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2028"]
[BlackElo "1711"]
[PlyCount "50"]
[EventDate "2019.10.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Taflfelag Reykjavikur II"]
[BlackTeam "Vikingaklubburinn II"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. c4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 Be7 5. 0-0 0-0 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 d5 9. cxd5 Nxd5 10. Nxd5 exd5 11. Nxc6 bxc6 12. Qc2 Qd6 13. Bf4 Qg6 14. e4 Ba6 15. Rfd1 Rfd8 16. Rac1 d4 17. Qxc6 Qxc6 18. Rxc6 Be2 19. Rdc1 d3 20. Bd2 Rab8 21. b3 Bb4 22. Bf4 d2 23. Bxd2 Bxd2 24. R1c2 Bb5 25. Rc7 Ba5 0-1

[Event "ISL-chT1 1920"]
[Site "Reykjavik"]
[Date "2021.05.14"]
[Round "6.4"]
[White "Petursson, Gudni Stefan"]
[Black "Kristinsson, Baldur"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2028"]
[BlackElo "2191"]
[PlyCount "33"]
[EventDate "2019.10.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Taflfelag Reykjavikur II"]
[BlackTeam "Skakfelagidj Huginn"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 d6 5. Be2 0-0 6. 0-0 c5 7. Nc3 b6 8. b3 Bb7 9. Bb2 Na6 10. d5 Ne4 11. Qc1 Nxc3 12. Bxc3 Bxc3 13. Qxc3 e5 14. Nd2 Qe7 15. e4 Nc7 16. f4 f6 17. fxe5 1/2-1/2

[Event "Kragero op"]
[Site "Kragero"]
[Date "2020.02.22"]
[Round "8"]
[White "Petursson, Gudni Stefan"]
[Black "Birkisson, Bardur Orn"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2026"]
[BlackElo "2186"]
[PlyCount "38"]
[EventDate "2020.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bf5 5. Nc3 e6 6. Bd3 Bxd3 7. Qxd3 Bd6 8. 0-0 Nbd7 9. e4 dxc4 10. Qxc4 e5 11. Bg5 h6 12. Bh4 0-0 13. Rad1 Qe7 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. f4 Bxc3 17. Qxc3 Qxe4 18. Bxf6 gxf6 19. Qxf6 Qg6 1/2-1/2

[Event "Kragero op"]
[Site "Kragero"]
[Date "2020.02.19"]
[Round "2"]
[White "Lie, Espen"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2490"]
[BlackElo "2026"]
[PlyCount "35"]
[EventDate "2020.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 d5 6. c4 c5 7. cxd5 Nxd5 8. Bxg7 Kxg7 9. 0-0 Nc6 10. Qc2 Qd6 11. Nc3 Ndb4 12. Qb2 Qf6 13. Rac1 Bg4 14. Qb1 Bxf3 15. Bxf3 b6 16. a3 Na6 17. Qd3 Nc7 18. Qd7 1-0

[Event "Kragero op"]
[Site "Kragero"]
[Date "2020.02.19"]
[Round "1"]
[White "Petursson, Gudni Stefan"]
[Black "Sriram, Jha"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2026"]
[BlackElo "2383"]
[PlyCount "60"]
[EventDate "2020.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. f3 f5 8. d5 Ne7 9. Qd2 Nf7 10. 0-0-0 0-0 11. Kb1 c5 12. Nc1 a6 13. h4 f4 14. Bf2 Bd7 15. g3 b5 16. h5 Ng5 17. hxg6 Nxg6 18. gxf4 exf4 19. Bd3 Nxf3 20. Qe2 Bg4 21. Rdg1 Qd7 22. Rxg4 Qxg4 23. cxb5 Nfe5 24. bxa6 Rfb8 25. Rg1 Qh3 26. Bb5 Nf3 27. Rd1 Nd4 28. Qc4 Ne5 29. Qa4 Nxb5 30. Nxb5 Qd7 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.02.02"]
[Round "9"]
[White "Petursson, Gudni Stefan"]
[Black "Briem, Stephan"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2026"]
[BlackElo "2197"]
[PlyCount "33"]
[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 e6 3. Nf3 Bb4+ 4. Nbd2 b6 5. g3 Bb7 6. Bg2 0-0 7. 0-0 d6 8. Qc2 Nbd7 9. e4 e5 10. d5 a5 11. Ne1 Nc5 12. Nb3 Nfd7 13. Be3 a4 14. Nxc5 Bxc5 15. Bxc5 Nxc5 16. Nd3 Nxd3 17. Qxd3 1/2-1/2

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.29"]
[Round "8"]
[White "Fridthofsson, Sigurjon Thor"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "C12"]
[WhiteElo "1812"]
[BlackElo "2026"]
[PlyCount "116"]
[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. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. exf6 hxg5 7. fxg7 Rg8 8. Qh5 Qf6 9. Nf3 Qxg7 10. a3 Ba5 11. h4 gxh4 12. Rxh4 Nc6 13. 0-0-0 Bxc3 14. bxc3 Bd7 15. Rf4 Qg6 16. g4 Qxh5 17. gxh5 Ke7 18. Re1 Rh8 19. Rf5 Kf8 20. Rg5 f6 21. Rg6 Kf7 22. Bd3 Ne7 23. Rg3 Rxh5 24. Reg1 Rah8 25. Rg7+ Kf8 26. Kb2 Rh3 27. Be2 b6 28. R1g2 R8h7 29. Rxh7 Rxh7 30. Bd3 Rh6 31. Nh2 Kf7 32. Ng4 Rh4 33. f3 c5 34. dxc5 bxc5 35. c4 d4 36. Be4 Bc6 37. c3 e5 38. Kc2 Rh3 39. cxd4 exd4 40. Nf2 Bxe4+ 41. Nxe4 Rxf3 42. Rg5 Rf4 43. Nxf6 Rxf6 44. Rxc5 Ra6 45. Kb3 Ke6 46. Rh5 Nf5 47. Rh3 Ke5 48. c5 Kd5 49. Kb4 Rg6 50. Rh5 Ke4 51. Rh8 Re6 52. Rd8 Ke3 53. Kc4 Ke4 54. Kb5 a6+ 55. Kb4 Ne7 56. Kc4 Nc6 57. Rh8 Ne5+ 58. Kb3 Kd5 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.26"]
[Round "7"]
[White "Petursson, Gudni Stefan"]
[Black "Geirsson, Kristjan"]
[Result "1/2-1/2"]
[ECO "E38"]
[WhiteElo "2026"]
[BlackElo "1709"]
[PlyCount "93"]
[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 e6 3. Nc3 Bb4 4. Qc2 c5 5. e3 Nc6 6. Nf3 0-0 7. Bd3 h6 8. 0-0 d6 9. a3 Bxc3 10. Qxc3 b6 11. b4 Re8 12. Bb2 e5 13. dxe5 dxe5 14. Nd2 cxb4 15. axb4 Nxb4 16. Be2 a5 17. Rfd1 Qc7 18. Ba3 Nc6 19. c5 Nd5 20. Qb3 Be6 21. Bc4 a4 22. Qb2 b5 23. Bxd5 Bxd5 24. Qxb5 Reb8 25. Qd3 Rd8 26. Qc3 Qa5 27. Qc1 Bb3 28. Nxb3 axb3 29. Rxd8+ Rxd8 30. Qb2 Qb5 31. h3 e4 32. Qc1 Qe2 33. Qf1 Qc2 34. Qb5 Rd2 35. Qxc6 Rxf2 36. Qc8+ Kh7 37. Qg4 b2 38. Bxb2 Qxb2 39. Ra7 f5 40. Qg3 Rc2 41. Rc7 Qf6 42. Kh2 Rc3 43. h4 Qf8 44. c6 Qf6 45. Qf4 Kg6 46. Qg3+ Kh7 47. Qf4 1/2-1/2

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.22"]
[Round "6"]
[White "Haraldsson, Sigurjon"]
[Black "Petursson, Gudni Stefan"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1820"]
[BlackElo "2026"]
[PlyCount "54"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 Be6 10. Qd2 Qc7 11. Nd5 Nxd5 12. exd5 Bf5 13. c4 Nd7 14. f4 exf4 15. Bxf4 Bg6 16. Rac1 b6 17. Nd4 Bf6 18. Nc6 Nc5 19. Bf3 Nd3 20. Bg3 Nxc1 21. Rxc1 Rae8 22. Qb4 Be5 23. Bxe5 dxe5 24. d6 a5 25. dxc7 axb4 26. Nxb4 e4 27. Be2 Bf5 1/2-1/2

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.19"]
[Round "5"]
[White "Petursson, Gudni Stefan"]
[Black "Halldorsson, Bragi"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2026"]
[BlackElo "2089"]
[PlyCount "62"]
[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. Bf4 c5 3. e3 Qb6 4. b3 e6 5. c3 Nc6 6. Nf3 a5 7. Nbd2 d5 8. Bd3 a4 9. 0-0 Be7 10. Qe2 0-0 11. Ne5 axb3 12. axb3 Rxa1 13. Rxa1 cxd4 14. Nxc6 bxc6 15. exd4 c5 16. Be3 Bb7 17. h3 Ra8 18. Qd1 cxd4 19. Bxd4 Rxa1 20. Qxa1 Bc5 21. Bxc5 Qxc5 22. b4 Qb6 23. Nb3 g6 24. Nc5 Bc6 25. Qa6 Qc7 26. b5 Be8 27. Na4 Qf4 28. Qa5 Kg7 29. Nc5 e5 30. Qc7 Qc1+ 31. Kh2 Qf4+ 1/2-1/2

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.15"]
[Round "4"]
[White "Jonatansson, Sigurdur Freyr"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "1651"]
[BlackElo "2026"]
[PlyCount "82"]
[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 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Nxd4 Ngf6 6. Nc3 g6 7. 0-0 Bg7 8. Be3 0-0 9. Bxd7 Bxd7 10. h3 a6 11. Qd2 b5 12. a3 Rc8 13. f3 Rc4 14. Nde2 a5 15. Bd4 b4 16. axb4 axb4 17. Nd5 Nxd5 18. Bxg7 Kxg7 19. exd5 Qb6+ 20. Kh2 Rfc8 21. c3 bxc3 22. bxc3 Qc5 23. Rfd1 Qf2 24. Rf1 Qc5 25. Rfd1 Rb8 26. Rdb1 Rxb1 27. Rxb1 Qf2 28. Rb4 Bxh3 29. Qg5 Qxe2 30. Kxh3 Rxc3 31. Rh4 Qe3 32. Qg3 Rc1 33. Qh2 Qg1 34. Qf4 h5 35. Kg3 Rc2 36. Rh2 Qe1+ 37. Kh3 Qe5 38. Qa4 Rd2 39. f4 Rd3+ 40. g3 Qf5+ 41. Kg2 Rd2+ 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.12"]
[Round "3"]
[White "Petursson, Gudni Stefan"]
[Black "Heidarsson, Arnar Milutin"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2026"]
[BlackElo "1880"]
[PlyCount "76"]
[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 e6 3. Nc3 Bb4 4. f3 d5 5. cxd5 exd5 6. e3 0-0 7. Bd3 c5 8. a3 cxd4 9. axb4 dxc3 10. bxc3 Re8 11. Ne2 Nc6 12. 0-0 Bd7 13. Nd4 Qb6 14. Bd2 Nxd4 15. exd4 Bb5 16. Qc2 Bxd3 17. Qxd3 Rac8 18. Ra5 a6 19. Bg5 Nd7 20. Rxd5 Ne5 21. Qd2 Nc4 22. Qf2 Qg6 23. Qg3 b6 24. Bf4 Qd3 25. Bh6 g6 26. Rd7 Ne3 27. Bxe3 Qxe3+ 28. Qf2 Qxc3 29. Qa2 Rc4 30. d5 Re1 31. Rd8+ Kg7 32. Qxc4 Qxc4 33. Rxe1 Qxb4 34. Re4 Qb1+ 35. Kf2 Qc2+ 36. Re2 Qc5+ 37. Kf1 Qc1+ 38. Kf2 Qc5+ 1/2-1/2

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.08"]
[Round "2"]
[White "Bjarnason, Larus H"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1489"]
[BlackElo "2026"]
[PlyCount "56"]
[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. f4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nh6 6. Be2 g6 7. d3 Bg7 8. Nbd2 0-0 9. h3 f6 10. Nf1 d4 11. Qc2 Be6 12. g4 fxe5 13. f5 gxf5 14. g5 Nf7 15. Ng3 f4 16. Ne4 b6 17. Bd1 Nd6 18. Nfd2 Nf5 19. Bg4 Qd7 20. Nf3 Ne3 21. Qh2 c4 22. Bxe3 fxe3 23. dxc4 d3 24. 0-0-0 d2+ 25. Kc2 Rad8 26. Qe2 Bxg4 27. hxg4 Qxg4 28. g6 Qxe4+ 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2020.01.05"]
[Round "1"]
[White "Petursson, Gudni Stefan"]
[Black "Alexandersson, Orn"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2026"]
[BlackElo "1550"]
[PlyCount "104"]
[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. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 c5 7. Bb2 Nc6 8. d3 Qc7 9. Nbd2 Rd8 10. a3 d4 11. Qc2 e5 12. Rad1 Nh5 13. e3 f5 14. exd4 cxd4 15. b4 Bf6 16. c5 Be6 17. Rfe1 Bf7 18. Nc4 Kf8 19. Rc1 Rac8 20. Qe2 Bxc4 21. Rxc4 g6 22. Rcc1 Re8 23. Qc2 Red8 24. h4 a6 25. Nd2 Ng7 26. Nc4 Ne8 27. Qe2 e4 28. Qd2 e3 29. Qe2 f4 30. fxe3 fxe3 31. Qg4 Kg7 32. Be4 Qf7 33. Rf1 h5 34. Qf4 Qe7 35. Rc2 Ne5 36. Nxe5 Bxe5 37. Qf3 Nf6 38. Bxb7 Rb8 39. Be4 Rf8 40. Qg2 Ng4 41. Rf3 Nf2 42. Rcxf2 exf2+ 43. Qxf2 Rxf3 44. Qxf3 Rf8 45. Qg2 Qe6 46. Qe2 Qh3 47. Qg2 Qg4 48. c6 Qd1+ 49. Kh2 Qe1 50. c7 Qe3 51. Kh3 Bxc7 52. Bxg6 Rf2 0-1

[Event "Selfoss op"]
[Site "Selfoss"]
[Date "2019.11.29"]
[Round "7"]
[White "Petursson, Gudni Stefan"]
[Black "Gardarsson, Hordur"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2045"]
[BlackElo "1586"]
[PlyCount "97"]
[EventDate "2019.11.21"]
[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. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 Nf6 6. Nc3 0-0 7. d4 cxd4 8. Nxd4 a6 9. e3 Qc7 10. b3 d6 11. Bb2 Bd7 12. Rc1 Qa5 13. Qd2 Rac8 14. Rfd1 Qh5 15. Nde2 g5 16. Nd4 Bh3 17. f3 Bxg2 18. Kxg2 Qg6 19. g4 e6 20. Qd3 Ne5 21. Qxg6 Nxg6 22. Ba3 Rfd8 23. Nde2 Bf8 24. Ng3 d5 25. Bxf8 Kxf8 26. cxd5 exd5 27. Nce2 Ne7 28. Nd4 Nc6 29. Nxc6 bxc6 30. Nf5 Ne8 31. Rc5 Ng7 32. Nd4 Rd6 33. Rdc1 Ne6 34. Rxc6 Rdxc6 35. Rxc6 Rxc6 36. Nxc6 Ke8 37. Kf2 f6 38. Ke2 Nc7 39. Kd3 Kd7 40. Nd4 Kd6 41. b4 h6 42. a4 Kd7 43. Nf5 Ne6 44. Nxh6 a5 45. bxa5 Nc5+ 46. Kd4 Kc6 47. Ng8 Nb3+ 48. Kc3 Nxa5 49. Nxf6 1-0

[Event "Selfoss op"]
[Site "Selfoss"]
[Date "2019.11.27"]
[Round "5"]
[White "Thorfinnsson, Bragi"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2446"]
[BlackElo "2045"]
[PlyCount "39"]
[EventDate "2019.11.21"]
[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 c6 2. Bc4 d5 3. Bb3 e5 4. d4 dxe4 5. Qh5 Qf6 6. Qxe5+ Qxe5 7. dxe5 g6 8. Nc3 Bf5 9. g4 Bxg4 10. Nxe4 Nd7 11. Bf4 Nc5 12. Nxc5 Bxc5 13. e6 f6 14. f3 Bf5 15. 0-0-0 Rd8 16. Ne2 Rxd1+ 17. Rxd1 g5 18. Bc7 Be7 19. Rd7 Nh6 20. Bg3 1-0

[Event "Selfoss op"]
[Site "Selfoss"]
[Date "2019.11.25"]
[Round "4"]
[White "Petursson, Gudni Stefan"]
[Black "Gunnarsson, Jon Viktor"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2045"]
[BlackElo "2439"]
[PlyCount "62"]
[EventDate "2019.11.21"]
[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 c5 2. Nc3 g6 3. Nf3 Bg7 4. g3 Nc6 5. Bg2 d6 6. 0-0 Bf5 7. d3 Qd7 8. e4 Bh3 9. Be3 h5 10. Bxh3 Qxh3 11. Ng5 Qd7 12. f4 Nh6 13. Kg2 h4 14. Rh1 h3+ 15. Kf1 Ng4 16. Qe2 Nd4 17. Bxd4 cxd4 18. Nb5 Ne3+ 19. Kf2 a6 20. Na3 e5 21. fxe5 dxe5 22. Nc2 Bh6 23. Nf3 Ng4+ 24. Ke1 0-0 25. Nb4 Ne3 26. Nd5 Qd6 27. Nxe3 dxe3 28. g4 f5 29. g5 fxe4 30. dxe4 Rxf3 31. Qxf3 Qd2+ 0-1

[Event "Selfoss op"]
[Site "Selfoss"]
[Date "2019.11.24"]
[Round "3"]
[White "Petursson, Gudni Stefan"]
[Black "Gislason, Gudmundur"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2045"]
[BlackElo "2336"]
[PlyCount "101"]
[EventDate "2019.11.21"]
[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 c5 2. Nc3 Nc6 3. Nf3 e6 4. Bb5 Qc7 5. 0-0 Be7 6. a4 Nf6 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 Bd6 10. h3 0-0 11. Bg5 Be5 12. Qd3 h6 13. Bd2 d5 14. exd5 exd5 15. Qf3 Be6 16. Bd3 Rad8 17. Rfe1 a6 18. Re2 Nd7 19. Nxd5 Bxd5 20. Qxd5 Bxb2 21. Rb1 Nc5 22. Qc4 Bd4 23. Be3 Bxe3 24. Rxe3 b6 25. Rg3 Rd6 26. Qc3 g6 27. Qc4 Kh7 28. Re1 Qd7 29. Rg4 Nxd3 30. cxd3 b5 31. axb5 axb5 32. Qb4 Rb8 33. Rf4 Kg8 34. d4 Ra8 35. Rb1 Rd5 36. Re1 Ra4 37. Qe7 Qxe7 38. Rxe7 f5 39. g4 g5 40. Rxf5 Rxf5 41. gxf5 Rxd4 42. f6 b4 43. Rb7 Kf8 44. Kg2 g4 45. f7 h5 46. hxg4 Rxg4+ 47. Kh3 Rc4 48. f3 h4 49. Kg2 Rf4 50. Kh3 Rxf3+ 51. Kxh4 1/2-1/2

[Event "Selfoss op"]
[Site "Selfoss"]
[Date "2019.11.22"]
[Round "2"]
[White "Thorsteinsson, Thorsteinn Jakob F"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1115"]
[BlackElo "2045"]
[PlyCount "90"]
[EventDate "2019.11.21"]
[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 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. f4 Ne7 7. Nc3 Nd7 8. Be3 Nf5 9. Nf3 Bb4 10. a3 Ba5 11. 0-0-0 h5 12. Ng5 Qe7 13. Bf2 Nb6 14. Nb1 Nc4 15. b4 Bb6 16. Nd2 Nxe5 17. fxe5 Qxg5 18. g3 Qe7 19. c4 g6 20. c5 Bc7 21. h3 Bd8 22. Nf3 Qc7 23. g4 Ng7 24. Bh4 Bxh4 25. Nxh4 Qe7 26. Nf3 b6 27. Qa6 Qc7 28. cxb6 Qxb6 29. Qxb6 axb6 30. Kb2 Ke7 31. Rc1 Rac8 32. Kb3 Rc7 33. b5 Rhc8 34. a4 cxb5 35. Rxc7+ Rxc7 36. axb5 f6 37. g5 fxg5 38. Nxg5 Nf5 39. Rd1 Rc4 40. Nf3 g5 41. Rd3 g4 42. hxg4 hxg4 43. Nd2 Rxd4 44. Rxd4 Nxd4+ 45. Kb4 g3 0-1

[Event "ISL-chT1 1920"]
[Site "Reykjavik"]
[Date "2019.10.05"]
[Round "4.3"]
[White "Johannsson, Birkir Isak"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2069"]
[BlackElo "2066"]
[PlyCount "85"]
[EventDate "2019.10.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Breidjablik Bolungarvik"]
[BlackTeam "Taflfelag Reykjavikur II"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 0-0 6. e3 c6 7. h3 Nbd7 8. Qc2 b6 9. cxd5 exd5 10. Bd3 Bb7 11. 0-0 Re8 12. Rac1 Nf8 13. Rfd1 Ng6 14. Be5 Bd6 15. Bxd6 Qxd6 16. a3 Re7 17. b4 Rae8 18. b5 c5 19. dxc5 bxc5 20. Be2 Qb8 21. Rd2 c4 22. Nd4 Qe5 23. Rcd1 Rc7 24. a4 Ne7 25. Bf3 g6 26. a5 Ne4 27. Bxe4 dxe4 28. Nde2 Nf5 29. Rd7 Nh4 30. Qa4 Rxd7 31. Rxd7 Bc8 32. Rd5 Qb8 33. Nd4 Bb7 34. Rc5 Qd6 35. Qxc4 Nf3+ 36. gxf3 exf3 37. a6 Rxe3 38. axb7 Re1+ 39. Qf1 Rxf1+ 40. Kxf1 Qxc5 41. b8Q+ Kg7 42. Nxf3 Qxc3 43. Qe5+ 1-0

[Event "ISL-chT1 1920"]
[Site "Reykjavik"]
[Date "2019.10.05"]
[Round "3.4"]
[White "Thorfinnsson, Bjorn"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "D64"]
[WhiteElo "2395"]
[BlackElo "2066"]
[PlyCount "61"]
[EventDate "2019.10.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Vikingaklubburinn"]
[BlackTeam "Taflfelag Reykjavikur II"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 0-0 6. e3 c6 7. Qc2 Nbd7 8. Rc1 b6 9. cxd5 exd5 10. Bd3 h6 11. Bf4 Bb7 12. g4 g5 13. Bg3 Kg7 14. h4 Rh8 15. Bf5 c5 16. hxg5 hxg5 17. Ke2 cxd4 18. Nxd4 Nc5 19. b4 Nce4 20. Nxe4 dxe4 21. Rxh8 Kxh8 22. Qc7 Bd5 23. Be5 Kg8 24. Qxd8+ Bxd8 25. Nc6 Ne8 26. b5 f6 27. Bg3 Kf7 28. Nb4 Bb7 29. Rd1 Be7 30. Nc6 Bxc6 31. bxc6 1-0

[Event "ISL-chT1 1920"]
[Site "Reykjavik"]
[Date "2019.10.04"]
[Round "2.2"]
[White "Petursson, Gudni Stefan"]
[Black "Mai, Aron Thor"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2066"]
[BlackElo "2153"]
[PlyCount "114"]
[EventDate "2019.10.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Taflfelag Reykjavikur II"]
[BlackTeam "Taflfelag Reykjavikur II"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nd2 Qb6 6. Qb3 c4 7. Qc2 g6 8. Ngf3 Bf5 9. Qc1 Bg7 10. Be2 Qd8 11. 0-0 h6 12. Ne5 Nxe5 13. Bxe5 b5 14. b3 g5 15. a4 a6 16. bxc4 bxc4 17. e4 dxe4 18. Nxc4 0-0 19. Ne3 Bg6 20. Qb2 Nh5 21. Bxg7 Kxg7 22. Bxh5 Bxh5 23. c4 Kh7 24. d5 f5 25. Qe5 Qd6 26. Qxd6 exd6 27. Rfc1 f4 28. Nf1 Rab8 29. c5 Rf5 30. cxd6 Rxd5 31. Rc7+ Kg6 32. Rc6 Rd8 33. Rxa6 Be2 34. Rb6 R5xd6 35. Rxd6+ Rxd6 36. a5 Kf5 37. h3 Ke5 38. Ra2 Bc4 39. Ra4 Ba6 40. Ra1 Rd5 41. g3 Rd3 42. Kg2 Rd5 43. gxf4+ gxf4 44. Nh2 h5 45. Ra2 Rd3 46. Ra4 Kf5 47. Ra1 Rd2 48. Kg1 Rd6 49. Rb1 Rg6+ 50. Kh1 Bd3 51. Rb6 Rxb6 52. axb6 e3 53. fxe3 fxe3 54. Kg2 Kf4 55. Kg1 Ba6 56. Kg2 Bb7+ 57. Kf1 Kg3 0-1

[Event "ISL-chT1 1920"]
[Site "Reykjavik"]
[Date "2019.10.03"]
[Round "1.5"]
[White "Lagerman, Robert"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "2296"]
[BlackElo "2066"]
[PlyCount "65"]
[EventDate "2019.10.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Skakfelag Selfoss"]
[BlackTeam "Taflfelag Reykjavikur II"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. N1e2 e6 7. h4 h6 8. Nf4 Bh7 9. Bc4 Nf6 10. 0-0 Bd6 11. Re1 Bxf4 12. Bxf4 0-0 13. h5 Nd5 14. Bc1 Nd7 15. a3 Qh4 16. Be2 Rad8 17. Bf3 Rfe8 18. Ne4 Qe7 19. c4 N5f6 20. Nc3 Nb6 21. b3 Rd7 22. Bf4 Red8 23. Be5 Qf8 24. Qc1 c5 25. d5 exd5 26. Bxf6 gxf6 27. Nxd5 Nxd5 28. Bxd5 Kh8 29. Re3 Qd6 30. Qc3 Re7 31. Rxe7 Qxe7 32. Re1 Qd6 33. Re6 1-0

[Event "Akureyri Icelandic op"]
[Site "Akureyri"]
[Date "2019.05.31"]
[Round "8"]
[White "Johannsson, Birkir Isak"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "1981"]
[BlackElo "2045"]
[PlyCount "145"]
[EventDate "2019.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d5 6. cxd5 exd5 7. 0-0 Be7 8. Nc3 0-0 9. Bf4 Na6 10. Rc1 c5 11. Qc2 Nb4 12. Qb1 Nc6 13. Rfd1 c4 14. Ne5 Na5 15. Bg5 a6 16. Bxf6 Bxf6 17. Qf5 g6 18. Qf3 Bxe5 19. dxe5 d4 20. Qf4 Bxg2 21. Rxd4 Qe7 22. Kxg2 Nc6 23. Rxc4 Nxe5 24. Nd5 Qd6 25. Nf6+ Kg7 26. Re4 Qxf6 27. Qxe5 Qxe5 28. Rxe5 Rac8 29. Rxc8 Rxc8 30. Re3 Rc2 31. Rb3 b5 32. Kf3 Kf6 33. Ra3 Rxb2 34. Rxa6+ Kg7 35. g4 b4 36. h4 b3 37. axb3 Rxb3+ 38. e3 Rb5 39. Ra4 h5 40. gxh5 Rxh5 41. Kg4 Rb5 42. f3 Rb1 43. Ra5 Rg1+ 44. Kh3 Rh1+ 45. Kg3 Rg1+ 46. Kh2 Re1 47. e4 Rb1 48. h5 gxh5 49. Rxh5 Rc1 50. Kg3 Rc6 51. Kf4 Ra6 52. Rg5+ Kf6 53. Rg8 Rb6 54. e5+ Ke7 55. Kf5 Ra6 56. Rb8 Ra7 57. Rb6 Rc7 58. f4 Ra7 59. Kg5 Ra1 60. Rb7+ Ke6 61. f5+ Kxe5 62. Re7+ Kd6 63. Rxf7 Re1 64. Kf6 Re8 65. Ra7 Re1 66. Kf7 Rh1 67. Ra6+ Kd7 68. f6 Rg1 69. Kf8 Rg2 70. f7 Rg1 71. Ra4 Rd1 72. Rg4 Rf1 73. Kg7 1-0

[Event "Akureyri Icelandic op"]
[Site "Akureyri"]
[Date "2019.05.30"]
[Round "7"]
[White "Petursson, Gudni Stefan"]
[Black "Sarkar, Justin"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "2045"]
[BlackElo "2358"]
[PlyCount "120"]
[EventDate "2019.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. 0-0 h5 7. d4 cxd4 8. Nxd4 h4 9. e3 hxg3 10. hxg3 Qa5 11. Nb3 Qb4 12. Nd5 Nxd5 13. cxd5 Ne5 14. Bd2 Qb6 15. Bc3 g5 16. d6 g4 17. Nd4 Qxd6 18. Nf5 Qg6 19. Nxg7+ Qxg7 20. Bxe5 Qxe5 21. Qxg4 d5 22. Qf3 Be6 23. b3 0-0-0 24. Rac1+ Kb8 25. Qf4 Qxf4 26. exf4 Bh3 27. Bxh3 Rxh3 28. Kg2 Rh6 29. Kf3 Rc6 30. Ke3 Kc7 31. Rh1 Kd6 32. Rh6+ f6 33. Rxc6+ bxc6 34. g4 c5 35. g5 Ke6 36. gxf6 exf6 37. Rh1 a5 38. Rh7 a4 39. Rb7 Rh8 40. Rb6+ Kf5 41. Rb5 Rh3+ 42. Ke2 Rc3 43. Kd2 d4 44. b4 Ke4 45. bxc5 Rf3 46. Ke2 Ra3 47. Rb2 Kd5 48. Rb6 Rxa2+ 49. Kf3 Kxc5 50. Rxf6 a3 51. Ra6 Ra1 52. f5 d3 53. Ke3 a2 54. f6 Re1+ 55. Kxd3 a1Q 56. Rxa1 Rxa1 57. Ke4 Kd6 58. Kf5 Ra5+ 59. Kg6 Ke6 60. f7 Rf5 0-1

[Event "Akureyri Icelandic op"]
[Site "Akureyri"]
[Date "2019.05.29"]
[Round "6"]
[White "Johannsdottir, Johanna Bjorg"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1908"]
[BlackElo "2045"]
[PlyCount "106"]
[EventDate "2019.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 g6 4. Ngf3 Bg7 5. g3 Bg4 6. Bg2 e6 7. 0-0 Nf6 8. Re1 0-0 9. e5 Nfd7 10. h3 Bxf3 11. Nxf3 c5 12. c3 Nc6 13. Bf4 Qb6 14. Qd2 a5 15. Bh6 a4 16. h4 Qc7 17. Qg5 Qd8 18. Qf4 Qe7 19. Bxg7 Kxg7 20. h5 h6 21. Qg4 g5 22. a3 b5 23. d4 cxd4 24. cxd4 Na5 25. Rac1 Rfc8 26. Bf1 Nc4 27. Rb1 Rc6 28. Bd3 f5 29. Qh3 g4 30. Qh4 Qxh4 31. Nxh4 Ndb6 32. Red1 Kf7 33. Ng6 Rb8 34. Kg2 Nd7 35. Rdc1 Rbb6 36. Rc3 Nb8 37. Nf4 b4 38. axb4 Rxb4 39. Rbc1 Na5 40. Rxc6 Naxc6 41. Ra1 Nxd4 42. Ng6 Nbc6 43. Ra2 Nf3 44. Kf1 Nfxe5 45. Nxe5+ Nxe5 46. Bc2 Nc4 47. Bxa4 Rxb2 48. Ra1 Kf6 49. Be8 Nd2+ 50. Kg2 Rb1 51. Ra7 Nf3 52. Rf7+ Ke5 53. Rxf5+ exf5 0-1

[Event "Akureyri Icelandic op"]
[Site "Akureyri"]
[Date "2019.05.28"]
[Round "5"]
[White "Petursson, Gudni Stefan"]
[Black "Gunnarsson, Jon Viktor"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2045"]
[BlackElo "2452"]
[PlyCount "114"]
[EventDate "2019.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. g3 Nc6 5. Bg2 d6 6. 0-0 Be7 7. b3 Bf6 8. Bb2 Nge7 9. d3 0-0 10. Qc1 Bd7 11. Ne2 Ng6 12. Bxf6 Qxf6 13. Qg5 Qb2 14. Qc1 Qf6 15. c3 h6 16. Qd2 d5 17. Qe3 b6 18. d4 dxe4 19. Qxe4 Rac8 20. dxc5 bxc5 21. Rad1 Rfd8 22. Rd2 Be8 23. Rfd1 Rxd2 24. Rxd2 Nce7 25. Qc2 a5 26. Ne1 Ne5 27. h3 g5 28. c4 Kg7 29. Qc3 a4 30. f4 N5g6 31. Qxf6+ Kxf6 32. fxg5+ hxg5 33. bxa4 Ne5 34. Nc3 Nxc4 35. Rf2+ Kg6 36. Bf1 Ne5 37. Bb5 f5 38. Rd2 Kf7 39. Kf2 Bc6 40. Nd3 N7g6 41. Nxe5+ Nxe5 42. Bxc6 Rxc6 43. h4 gxh4 44. gxh4 c4 45. Kg3 Rc8 46. Rd6 Ke7 47. Rb6 Rd8 48. Nb5 c3 49. Rb7+ Kf6 50. Rc7 Rd3+ 51. Kf2 Rd2+ 52. Ke3 Ng4+ 53. Kf3 c2 54. a5 e5 55. a6 Nh2+ 56. Ke3 Nf1+ 57. Kf3 e4+ 0-1

[Event "Akureyri Icelandic op"]
[Site "Akureyri"]
[Date "2019.05.27"]
[Round "4"]
[White "Hillarp Persson, Tiger"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2563"]
[BlackElo "2045"]
[PlyCount "61"]
[EventDate "2019.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Nc6 4. d4 Bf5 5. c4 e6 6. 0-0 Be7 7. Nc3 dxc4 8. Qa4 0-0 9. Qxc4 Bg6 10. Bg5 Nd5 11. Bxe7 Ncxe7 12. Ne5 c6 13. Nxg6 hxg6 14. Rfd1 Nxc3 15. bxc3 Qa5 16. Qb3 Rab8 17. a4 Rfd8 18. e3 Nd5 19. Rdc1 Nf6 20. Qb4 Qc7 21. a5 a6 22. Rab1 Nd7 23. Qa3 e5 24. Rc2 exd4 25. cxd4 Nf6 26. h4 Qd7 27. Qc5 Ne8 28. Rcb2 Qc7 29. Rb6 Nd6 30. d5 Nc8 31. dxc6 1-0

[Event "Akureyri Icelandic op"]
[Site "Akureyri"]
[Date "2019.05.26"]
[Round "3"]
[White "Petursson, Gudni Stefan"]
[Black "Jonsson, Stefan G"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2045"]
[BlackElo "1568"]
[PlyCount "69"]
[EventDate "2019.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 f5 2. g3 Nf6 3. Bg2 e6 4. b3 Be7 5. Bb2 0-0 6. Nf3 c6 7. 0-0 a5 8. a3 d6 9. d4 Qc7 10. Nc3 Bd7 11. Rc1 Rd8 12. Qc2 c5 13. e4 fxe4 14. Nxe4 cxd4 15. Nxd4 e5 16. Nxf6+ Bxf6 17. Bd5+ Kh8 18. Nb5 Qb6 19. a4 Na6 20. Kg2 Rac8 21. Ba3 Nc5 22. f4 Bc6 23. Rcd1 Re8 24. Nxd6 Qxb3 25. Qxb3 Nxb3 26. Nxe8 Rxe8 27. Bxc6 bxc6 28. fxe5 Rxe5 29. Rfe1 Rxe1 30. Rxe1 h6 31. Re8+ Kh7 32. Rc8 Nd4 33. Bb2 c5 34. Rxc5 Nb3 35. Rb5 1-0

[Event "Akureyri Icelandic op"]
[Site "Akureyri"]
[Date "2019.05.26"]
[Round "2"]
[White "Thorhallsson, Throstur"]
[Black "Petursson, Gudni Stefan"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2435"]
[BlackElo "2045"]
[PlyCount "51"]
[EventDate "2019.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e6 7. Nf3 Bd6 8. Nbd2 Qc7 9. 0-0 0-0 10. Re1 Bd7 11. Nf1 Rae8 12. Bd2 e5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. Be3 b6 16. Rc1 Bc6 17. Bb1 Qd7 18. Qc2 Re6 19. Rcd1 g6 20. Nd2 Rfe8 21. Nf3 Qb7 22. Nxe5 Rxe5 23. Rd4 Ne4 24. Qd1 Nd6 25. Qg4 Nc4 26. Qg3 1/2-1/2

[Event "Akureyri Icelandic op"]
[Site "Akureyri"]
[Date "2019.05.25"]
[Round "1"]
[White "Petursson, Gudni Stefan"]
[Black "Magnusson, Jon1111"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2045"]
[BlackElo "1446"]
[PlyCount "87"]
[EventDate "2019.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 e5 4. d3 Bg7 5. Bg5 c6 6. Nf3 d6 7. Be2 Qc7 8. 0-0 0-0 9. Qd2 Re8 10. Rac1 Nbd7 11. Rfd1 a5 12. Bh6 Bh8 13. h3 Nf8 14. a3 Ne6 15. Bf1 a4 16. Ne2 Nc5 17. Qe3 Nb3 18. Rc2 c5 19. Qg5 Qe7 20. Qh4 Nd7 21. Qg3 Nf8 22. Nc3 Nd4 23. Nxd4 exd4 24. Nd5 Qd8 25. Bg5 f6 26. Bf4 Re5 27. Bxe5 dxe5 28. f4 Be6 29. fxe5 Bxd5 30. cxd5 fxe5 31. Rxc5 Nd7 32. Rc2 b6 33. Be2 Nf6 34. Qxe5 Nd7 35. Qe6+ Kg7 36. Rf1 Kh6 37. Rc6 Ne5 38. Rc2 Qd7 39. Qxd7 Nxd7 40. Rc7 Ne5 41. h4 g5 42. hxg5+ Kxg5 43. d6 Rd8 44. Rxh7 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2019.04.13"]
[Round "6"]
[White "Petursson, Gudni Stefan"]
[Black "Ghazarian, Kirk Vagho"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2020"]
[BlackElo "2209"]
[PlyCount "61"]
[EventDate "2019.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 dxc4 5. 0-0 Nbd7 6. Qc2 Bd6 7. Qxc4 e5 8. d3 0-0 9. Qc2 Nb6 10. Nc3 h6 11. Nb5 Bd7 12. Nxd6 cxd6 13. Bd2 Bc6 14. Rac1 Re8 15. Ba5 Qd7 16. Bxb6 axb6 17. a3 Ra5 18. e4 Qe6 19. Nd2 Rc5 20. Qb1 Bb5 21. Rxc5 dxc5 22. Rc1 Rd8 23. Bf1 Rd4 24. b3 Nd7 25. Nf3 Rd6 26. b4 cxb4 27. axb4 Rc6 28. Rxc6 bxc6 29. Qb2 g6 30. Qd2 Kh7 31. Qc3 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2019.04.11"]
[Round "5"]
[White "Jacobsen, Mikkel Manosri"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2302"]
[BlackElo "2020"]
[PlyCount "60"]
[EventDate "2019.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 4. e3 Be7 5. d4 0-0 6. Bd3 b6 7. Nbd2 Bb7 8. 0-0 c5 9. c4 cxd4 10. exd4 Nc6 11. Qe2 Rc8 12. Rad1 Bd6 13. Ne5 Qe7 14. f4 Ba3 15. Ba1 Rcd8 16. Qe3 Bb4 17. Ndf3 g6 18. Kh1 Bd6 19. c5 Bb8 20. Nxc6 Bxc6 21. Ne5 Bb7 22. Rc1 bxc5 23. dxc5 Ne8 24. c6 Bc8 25. c7 Bxc7 26. Qxa7 Rd7 27. Nxd7 Qxd7 28. a4 Bd6 29. Qd4 f6 30. Bb5 Qf7 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2019.04.10"]
[Round "4"]
[White "Petursson, Gudni Stefan"]
[Black "Omarsson, Adam"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2020"]
[BlackElo "1144"]
[PlyCount "69"]
[EventDate "2019.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 d6 2. g3 Nf6 3. Bg2 g6 4. Nc3 Bg7 5. d4 0-0 6. e4 Nbd7 7. Nge2 c5 8. 0-0 cxd4 9. Nxd4 Ne5 10. b3 Rb8 11. Bb2 Qc7 12. Rc1 a6 13. h3 Qa5 14. Kh2 Bd7 15. f4 Neg4+ 16. hxg4 Nxg4+ 17. Kg1 Bxd4+ 18. Qxd4 Qh5 19. Rf3 Nh2 20. Kf2 Nxf3 21. Bxf3 Qh2+ 22. Bg2 Bh3 23. Rg1 e5 24. fxe5 dxe5 25. Qxe5 Rbd8 26. Nd5 f6 27. Qf4 Rf7 28. Qh4 Rxd5 29. exd5 Re7 30. Qxh3 Re2+ 31. Kxe2 Qxg1 32. Qe6+ Kf8 33. Ba3+ Kg7 34. Qe7+ Kh6 35. Qe3+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2019.04.09"]
[Round "2"]
[White "Petursson, Gudni Stefan"]
[Black "Prithu, Gupta"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2020"]
[BlackElo "2478"]
[PlyCount "88"]
[EventDate "2019.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bb4 3. Qc2 Nf6 4. e3 0-0 5. Nf3 Qe7 6. a3 Bxc3 7. Qxc3 e4 8. Nd4 d5 9. b4 Nbd7 10. Bb2 Nb6 11. c5 Na4 12. Qc2 Nxb2 13. Qxb2 c6 14. Be2 Bg4 15. f3 exf3 16. gxf3 Bd7 17. 0-0 a5 18. Qc3 Bh3 19. Rf2 Nh5 20. f4 Nf6 21. Bf3 axb4 22. axb4 Ne4 23. Bxe4 dxe4 24. Ne2 Qd7 25. Ng3 f5 26. Qc4+ Qf7 27. Qxf7+ Kxf7 28. Rb1 Rfd8 29. d4 exd3 30. Rd2 Ra3 31. Kf2 Rc3 32. Rbb2 Ke7 33. e4 Rc4 34. Ke3 fxe4 35. Nxe4 Bf5 36. Nd6 Rxd6 37. cxd6+ Kxd6 38. Rg2 g6 39. h4 h5 40. Rg1 Re4+ 41. Kf3 Kd5 42. Rd2 Kd4 43. Rc1 Bg4+ 44. Kg3 Re2 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2019.04.08"]
[Round "1"]
[White "Einarsson, Halldor Gretar"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "2279"]
[BlackElo "2020"]
[PlyCount "88"]
[EventDate "2019.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Re1 d5 8. cxd5 exd5 9. Nc3 c6 10. Bf4 Nbd7 11. Rc1 Re8 12. Bh3 Nf8 13. Qb3 Ng6 14. Ne5 Nxf4 15. gxf4 Bd6 16. e3 Re7 17. Ne2 Rc7 18. a3 Qe7 19. Ng3 g6 20. Bg2 c5 21. Qd1 Rac8 22. Bh3 Rd8 23. Ng4 Nxg4 24. Bxg4 Qf6 25. Ne2 Kh8 26. Kh1 g5 27. Ng3 gxf4 28. Nh5 Qh4 29. exf4 Qxf2 30. Rc2 Qh4 31. Rce2 Bc6 32. Re3 Rg8 33. Rg1 f5 34. Bxf5 Rxg1+ 35. Kxg1 Bxf4 36. Rh3 Qg5+ 37. Qg4 Be3+ 38. Rxe3 Qxe3+ 39. Kh1 Qxd4 40. Qg5 Qd1+ 41. Kg2 Qe2+ 42. Kh3 Qe7 43. Qh6 d4 44. Bxh7 Qe3+ 0-1

[Event "ISL-chT1 1819"]
[Site "Reykjavik"]
[Date "2019.03.02"]
[Round "9.1"]
[White "Petursson, Gudni Stefan"]
[Black "Gunnarsson, Jon Viktor"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2042"]
[BlackElo "2465"]
[PlyCount "234"]
[EventDate "2018.11.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Taflfelag Reykjavikur II"]
[BlackTeam "Vikingaklubburinn"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 d6 6. 0-0 Bf5 7. d3 Qd7 8. a3 Bh3 9. e4 h5 10. Bxh3 Qxh3 11. Ng5 Qd7 12. h4 e6 13. Kg2 Nge7 14. Rb1 0-0 15. Ne2 d5 16. Be3 b6 17. Qc2 Rac8 18. b3 Nd4 19. Bxd4 cxd4 20. exd5 exd5 21. Qd1 Qd6 22. Nf4 dxc4 23. bxc4 Be5 24. Nfh3 Nf5 25. Qf3 Qxa3 26. Rfe1 Qd6 27. Rb5 f6 28. Ne4 Qc6 29. Nf4 Ne7 30. Nd5 Rf7 31. Ra1 Nxd5 32. Rxd5 Kg7 33. Nd2 Rd7 34. Rb5 Bb8 35. Ne4 f5 36. Nd2 Qxf3+ 37. Kxf3 Re8 38. Nb3 Re5 39. Rxe5 Bxe5 40. c5 Rc7 41. cxb6 axb6 42. Nd2 b5 43. Rb1 Rc5 44. Ke2 Bd6 45. Nb3 Rc2+ 46. Kf3 Rc3 47. Ke2 Bc5 48. Nxc5 Rxc5 49. Rb4 Rd5 50. Kf3 Kf7 51. Kf4 Kf6 52. Rb3 Rd6 53. Rb4 Rb6 54. Rxd4 b4 55. Rc4 b3 56. Rc1 b2 57. Rb1 Ke6 58. Ke3 Kd5 59. Kd2 Kd4 60. Kc2 Rb8 61. Kd2 Rb3 62. Kc2 Rc3+ 63. Kxb2 Rxd3 64. Kc2 Rf3 65. Rd1+ Ke5 66. Re1+ Kf6 67. Kd2 Rxf2+ 68. Ke3 Ra2 69. Rb1 Ra3+ 70. Kf4 Ra4+ 71. Kf3 Rg4 72. Rb6+ Kg7 73. Rb7+ Kf6 74. Rb6+ Ke5 75. Rb5+ Kd4 76. Rb6 Kc3 77. Rd6 Kc2 78. Rd7 f4 79. gxf4 Rxh4 80. Rd6 Rg4 81. Rd5 Kc3 82. Rd6 Kc4 83. Rd1 Kc5 84. Rd2 Kc6 85. Rd1 Kc7 86. Rd2 Rg1 87. Kf2 Rc1 88. Kg3 Rc4 89. Rd5 Rc1 90. Kf2 Rc6 91. Rg5 Rf6 92. Ke3 Kd6 93. Kf3 Ke6 94. Ra5 Rf5 95. Ra6+ Kf7 96. Ra7+ Kg8 97. Kg3 Rf7 98. Ra6 Kg7 99. Rb6 Ra7 100. Rb3 Ra1 101. Rb7+ Kh6 102. Rb3 Rg1+ 103. Kf2 Rd1 104. Kg3 Kg7 105. Rb7+ Kf6 106. Rb6+ Kf5 107. Rb5+ Ke6 108. Rb6+ Rd6 109. Rb3 Kf5 110. Rb5+ Kf6 111. Rb3 Rd5 112. Rc3 Kf5 113. Ra3 Ke4 114. Ra6 Rd3+ 115. Kh4 Kf5 116. Ra8 Kxf4 117. Rf8+ Ke5 0-1

[Event "ISL-chT1 1819"]
[Site "Reykjavik"]
[Date "2019.02.28"]
[Round "6.1"]
[White "Andrason, Pall Snaedal"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "1833"]
[BlackElo "2042"]
[PlyCount "112"]
[EventDate "2018.11.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Taflfelag Gardjabaejar"]
[BlackTeam "Taflfelag Reykjavikur II"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Qe7 7. 0-0 Bxd2 8. Nbxd2 0-0 9. Qc2 d6 10. e4 e5 11. Rfe1 Nbd7 12. d5 a5 13. b3 g6 14. Nh4 Ne8 15. Bh3 Bc8 16. a3 Ndf6 17. Bxc8 Rxc8 18. Qd3 Ng7 19. b4 Ra8 20. b5 Nd7 21. f3 f5 22. Ng2 Rf7 23. Rf1 Nc5 24. Qc2 Raf8 25. Nb3 fxe4 26. fxe4 Nh5 27. Nxc5 dxc5 28. Qe2 Nf6 29. Nh4 Ne8 30. Ng2 Nd6 31. Nh4 Qg5 32. Kg2 Rxf1 33. Rxf1 Rxf1 34. Qxf1 Nxe4 35. Nf3 Qf5 36. Qa1 Ng5 37. Qc3 Nxf3 38. Qxf3 Qc2+ 39. Kh3 Qxc4 40. g4 Qf4 41. Qb3 c4 42. Qd1 Qd4 43. Qh1 Qd3+ 44. Kh4 e4 45. Qa1 Qxd5 46. Qf6 Qd6 47. Qc3 Qe6 48. Qd4 Kf7 49. g5 e3 50. Qf4+ Ke8 51. Qxc7 e2 52. Qb8+ Kd7 53. Qb7+ Kd6 54. Qxb6+ Kd5 55. Qd8+ Kc5 56. Qf8+ Kxb5 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2019.01.30"]
[Round "8"]
[White "Fridthjofsdottir, Sigurlaug Regina"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1710"]
[BlackElo "2045"]
[PlyCount "108"]
[EventDate "2019.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Bxc6 dxc6 5. Nc3 Nf6 6. Qe2 fxe4 7. Nxe4 Bd6 8. d3 0-0 9. Bg5 Qe8 10. Nxf6+ gxf6 11. Bh6 Rf7 12. 0-0-0 Re7 13. Rhe1 Qf7 14. Kb1 Be6 15. a3 b5 16. Nh4 Kh8 17. g4 Ree8 18. Nf5 Qg6 19. Bg7+ Kg8 20. Rg1 Kf7 21. h4 Bxf5 22. gxf5 Qxf5 23. Bh6 Rg8 24. h5 a5 25. Be3 Rab8 26. h6 a4 27. Rxg8 Rxg8 28. Qd2 Qf3 29. d4 e4 30. d5 c5 31. Re1 Qf5 32. Rd1 b4 33. axb4 cxb4 34. Qe2 a3 35. Qc4 axb2 36. Qc6 Qe5 37. Bd4 Qe8 38. Qxe8+ Rxe8 39. Rg1 Bf8 40. Kxb2 Rd8 41. Be3 Rxd5 42. Kb3 Rh5 43. Rd1 Ke6 44. Kc4 Bxh6 45. Bc5 Rh4 46. Rd4 f5 47. Kb5 Bg5 48. Rxb4 Rh1 49. Kc6 Rc1 50. Rc4 h5 51. Kxc7 h4 52. Rc3 f4 53. Ba3 Rd1 54. Rc6+ Kf5 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2019.01.27"]
[Round "7"]
[White "Petursson, Gudni Stefan"]
[Black "Viglundsson, Bjorgvin"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2045"]
[BlackElo "2092"]
[PlyCount "176"]
[EventDate "2019.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 c5 5. c3 Nc6 6. Nbd2 cxd4 7. exd4 Nh5 8. Be3 Bd6 9. Ne5 g6 10. Bb5 Qc7 11. Qa4 Bd7 12. Nxd7 Qxd7 13. Nf3 f6 14. 0-0 0-0 15. Qd1 a6 16. Ba4 Ng7 17. Bh6 b5 18. Bb3 Rfe8 19. Bxg7 Kxg7 20. Re1 Rac8 21. Qd3 Na5 22. h4 Nc4 23. Re2 Qf7 24. g3 b4 25. Bxc4 Rxc4 26. cxb4 Bxb4 27. a3 Bf8 28. Rae1 Rc6 29. Qb3 Qc7 30. Qd3 Qb7 31. Rc2 Rxc2 32. Qxc2 Rc8 33. Qd2 Kf7 34. Rc1 Rc6 35. Rxc6 Qxc6 36. Kg2 Qc4 37. Qf4 Kg7 38. Qe3 Qc6 39. Ne1 Kf7 40. Nf3 a5 41. Qf4 Kg7 42. Qe3 a4 43. Qe2 Kf7 44. Qe3 Qc2 45. Qf4 Kg7 46. Qe3 Qe4 47. Qxe4 dxe4 48. Nd2 f5 49. Nc4 Kf7 50. Nb6 Bg7 51. Nxa4 Bxd4 52. Kf1 Ke7 53. Ke2 Kd6 54. f3 exf3+ 55. Kxf3 Kd5 56. Nc3+ Kc4 57. Nd1 e5 58. Ke2 e4 59. Ne3+ Kb3 60. h5 Bxb2 61. hxg6 hxg6 62. Nd5 Bxa3 63. Nf4 Kc4 64. Nxg6 Kd4 65. Nh4 Ke5 66. Ng2 Bc1 67. Kf2 Kf6 68. Ne1 Ba3 69. Nc2 Bc5+ 70. Kg2 Ke5 71. Kf1 Kd5 72. Ke2 Kc4 73. Ne1 Bd6 74. Kf2 Kc3 75. g4 f4 76. g5 Bc5+ 77. Ke2 Kd4 78. g6 Bf8 79. Kf2 Ke5 80. Ng2 Kf5 81. Nh4+ Kg5 82. Nf3+ exf3 83. Kxf3 Bh6 84. Kf2 Kxg6 85. Kf3 Kf5 86. Kf2 Ke4 87. Ke2 Bf8 88. Kf1 Kf3 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2019.01.23"]
[Round "6"]
[White "Petursson, Gudni Stefan"]
[Black "Alexandersson, Orn"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2045"]
[BlackElo "1512"]
[PlyCount "93"]
[EventDate "2019.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Nc3 Ngxe5 7. Nxe5 Nxe5 8. a3 a5 9. Be2 d6 10. 0-0 Bf5 11. Nb5 0-0 12. Nd4 Bg6 13. f4 h6 14. fxe5 dxe5 15. Nb3 Qxd1 16. Bxd1 Bb6 17. c5 Ba7 18. Nxa5 Bxc5 19. Nb3 Bb6 20. Re1 Rad8 21. Be2 Bd3 22. Kf2 f5 23. Rd1 Bxe2 24. Rxd8 Rxd8 25. Kxe2 e4 26. Bd2 g5 27. g3 Rd3 28. Nc1 Rd5 29. Bc3 c6 30. Nb3 Rd3 31. Nd4 f4 32. gxf4 gxf4 33. Nc2 Bxe3 34. Nxe3 Rxe3+ 35. Kf2 Rf3+ 36. Kg2 Re3 37. Re1 Rxe1 38. Bxe1 Kf7 39. Bd2 e3 40. Bc3 Kg6 41. Kf3 Kf5 42. Bh8 h5 43. Bc3 c5 44. a4 c4 45. a5 Kg5 46. Be5 Kh4 47. Bxf4 1-0

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2019.01.20"]
[Round "5"]
[White "Jonatansson, Sigurdur Freyr"]
[Black "Petursson, Gudni Stefan"]
[Result "1/2-1/2"]
[ECO "C63"]
[WhiteElo "1658"]
[BlackElo "2045"]
[PlyCount "98"]
[EventDate "2019.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Bxc6 dxc6 5. Nxe5 Nf6 6. 0-0 fxe4 7. Kh1 Bc5 8. c3 Be6 9. f4 0-0 10. b3 Qd6 11. b4 Bb6 12. Na3 Rad8 13. Qe2 Nd7 14. Nac4 Qd5 15. a4 Nxe5 16. Nxe5 a5 17. bxa5 Bc5 18. Rb1 Ra8 19. c4 Qd6 20. Rxb7 Rxa5 21. Qxe4 Rxa4 22. Qxc6 Ra1 23. Rxc7 Qxe5 24. Qxc5 Qxc5 25. Rxc5 Rxf4 26. Re1 Re4 27. Rg1 Bxc4 28. Rc8+ Kf7 29. Rc7+ Kf8 30. Bb2 Rxg1+ 31. Kxg1 Bf7 32. Kf2 g5 33. d3 Rf4+ 34. Ke3 Rf1 35. Rc5 h6 36. Ba3 Kg8 37. Rc8+ Kh7 38. Rf8 Kg6 39. Rd8 Re1+ 40. Kf2 Ra1 41. Rd6+ Kh7 42. Bc5 Ra2+ 43. Kg3 h5 44. Rd7 Kg6 45. h3 Be6 46. Rd6 Kf5 47. Rd8 Rc2 48. Be7 h4+ 49. Kf3 Bf7 1/2-1/2

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2019.01.16"]
[Round "4"]
[White "Petursson, Gudni Stefan"]
[Black "Finnsson, Johann Arnar"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2045"]
[BlackElo "1761"]
[PlyCount "137"]
[EventDate "2019.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nc6 5. h3 e5 6. d5 Nce7 7. e4 f5 8. Bd3 Nf6 9. Qe2 0-0 10. Bd2 fxe4 11. Nxe4 h6 12. 0-0-0 Nxe4 13. Bxe4 Bf5 14. g4 Bxe4 15. Qxe4 Qe8 16. Rhg1 Qf7 17. Rg3 g5 18. Be3 Ng6 19. Kb1 Nf4 20. h4 Bf6 21. hxg5 Bxg5 22. Bxf4 Bxf4 23. Rh3 Qh7 24. Qxh7+ Kxh7 25. g5 e4 26. Rxh6+ Kg7 27. Nd4 Bxg5 28. Rh2 Kf6 29. Ne6 Rf7 30. Rg1 Bd2 31. Kc2 Ba5 32. Rg4 Ke5 33. Rg5+ Rf5 34. Rxf5+ Kxf5 35. Kd1 Rg8 36. Ke2 Rg1 37. Ke3 Re1+ 38. Kd4 Rd1+ 39. Ke3 Rd3+ 40. Ke2 Rd2+ 41. Kf1 Rxb2 42. Rh5+ Kg4 43. Rg5+ Kh4 44. Rg7 Bb6 45. Rf7 c6 46. Rf4+ Kh5 47. Rxe4 Rxf2+ 48. Ke1 Rxa2 49. dxc6 bxc6 50. c5 Bxc5 51. Nxc5 dxc5 52. Re5+ Kg6 53. Rxc5 Ra6 54. Re5 Kf6 55. Re3 c5 56. Kd2 Ra4 57. Kc2 a5 58. Kb3 Rd4 59. Re8 a4+ 60. Ka3 Kf5 61. Re7 Kf4 62. Re8 Re4 63. Rc8 c4 64. Kxa4 Ke3 65. Rh8 Kd3 66. Kb4 c3+ 67. Kb3 Re3 68. Rd8+ Ke2 69. Kc2 1/2-1/2

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2019.01.13"]
[Round "3"]
[White "Fridthofsson, Sigurjon Thor"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1699"]
[BlackElo "2045"]
[PlyCount "54"]
[EventDate "2019.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 0-0 6. 0-0-0 Nbd7 7. Nf3 b5 8. e5 Ne8 9. Bxb5 Rb8 10. h4 Nb6 11. h5 Bf5 12. Nh4 Be6 13. hxg6 fxg6 14. b3 Nd5 15. Nxd5 Rxb5 16. Nc3 Rb6 17. Bh6 dxe5 18. d5 Bf5 19. Bxg7 Kxg7 20. Nf3 h5 21. Nxe5 Nf6 22. f3 Rh8 23. Qg5 Qd6 24. Nc4 Qb4 25. Qd2 Ra6 26. Na4 Rxa4 27. Qe2 Rxa2 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2019.01.09"]
[Round "2"]
[White "Petursson, Gudni Stefan"]
[Black "Kjartansson, David"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2045"]
[BlackElo "2403"]
[PlyCount "106"]
[EventDate "2019.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb2 d6 4. Nf3 Nf6 5. Nc3 e5 6. Bb5 Be7 7. Bxc6+ bxc6 8. d3 0-0 9. h3 h6 10. 0-0 Nh7 11. Ne2 f5 12. exf5 Bxf5 13. Ng3 Be6 14. Qe2 Qd7 15. Nd2 Rf7 16. Nc4 Raf8 17. Rae1 Ng5 18. Bc1 Nxh3+ 19. gxh3 Bxh3 20. f3 Bh4 21. Kh2 Bxf1 22. Rxf1 Qe6 23. Ne3 Bg5 24. Ng2 Bxc1 25. Rxc1 Rxf3 26. Rf1 Qg4 27. Rxf3 Rxf3 28. Qe1 h5 29. Ne4 d5 30. Nf2 Qg3+ 31. Kg1 Qg5 32. Qe2 Rg3 33. Nh1 Rg4 34. Kh2 e4 35. Qf2 Qe5+ 36. Kh3 Qe6 37. Kh2 d4 38. dxe4 Rxe4 39. Ng3 Qe5 40. Qf3 Rg4 41. Kh3 Qe6 42. Kh2 Qg6 43. Kh3 Qe6 44. Kh2 g6 45. Ne2 Qe5+ 46. Kh3 Re4 47. Ng3 Qe6+ 48. Kh2 Re5 49. a4 Kg7 50. Qf1 Qg4 51. Qf4 Qxf4 52. Nxf4 h4 53. Nf1 Rf5 0-1

[Event "Reykjavik Congress"]
[Site "Reykjavik"]
[Date "2019.01.06"]
[Round "1"]
[White "Thorisson, Benedikt"]
[Black "Petursson, Gudni Stefan"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1363"]
[BlackElo "2045"]
[PlyCount "78"]
[EventDate "2019.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. Bc4 Qf6 7. c3 d6 8. 0-0 Nge7 9. Na3 0-0 10. Nxc6 bxc6 11. Nc2 Ng6 12. Bd4 Qe7 13. Re1 Be6 14. Bb3 c5 15. Be3 c4 16. Ba4 Ne5 17. Nd4 Nd3 18. Re2 Qf6 19. b3 Nf4 20. Bxf4 Qxf4 21. Nxe6 fxe6 22. Qd2 Qe5 23. bxc4 Rf4 24. Rae1 Raf8 25. Rf1 a5 26. Kh1 Rxe4 27. Rxe4 Qxe4 28. Bc2 Qxc4 29. Bd3 Qd5 30. f3 Qh5 31. Qe2 Rf6 32. Bc4 d5 33. Bb5 c5 34. Re1 Qf7 35. f4 Bc7 36. g3 c4 37. f5 e5 38. Rd1 Rxf5 39. Rxd5 Qxd5+ 0-1

[Event "ISL-chT1 1819"]
[Site "Reykjavik"]
[Date "2018.11.10"]
[Round "4.1"]
[White "Petursson, Gudni Stefan"]
[Black "Dadason, Gudmundur"]
[Result "1/2-1/2"]
[ECO "E85"]
[WhiteElo "2042"]
[BlackElo "2123"]
[PlyCount "25"]
[EventDate "2018.11.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Taflfelag Reykjavikur II"]
[BlackTeam "Breidjablik Bolungavik"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 0-0 6. Be3 Nbd7 7. Qd2 e5 8. Nge2 Ne8 9. 0-0-0 f5 10. Kb1 Nef6 11. exf5 gxf5 12. Bh6 Qe7 13. Bxg7 1/2-1/2

[Event "ISL-chT1 1819"]
[Site "Reykjavik"]
[Date "2018.11.09"]
[Round "2.1"]
[White "Petursson, Gudni Stefan"]
[Black "Jacobsen, Mikkel Manosri"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2042"]
[BlackElo "2313"]
[PlyCount "60"]
[EventDate "2018.11.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Taflfelag Reykjavikur II"]
[BlackTeam "Taflfelag Reykjavikur"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Nc3 c6 6. Bg5 Bf5 7. e3 Qb6 8. Qc1 Nbd7 9. Be2 h6 10. Bf4 g5 11. Bg3 Nh5 12. a3 Nxg3 13. hxg3 Qd8 14. Nd2 Bg7 15. b4 0-0 16. Nb3 Qe7 17. Qd2 Qd6 18. Bd3 Be6 19. f4 f5 20. Nc5 b6 21. Nxd7 Bxd7 22. Kf2 Rae8 23. Rh5 c5 24. bxc5 bxc5 25. Ne2 c4 26. Bc2 Re7 27. Nc3 Rfe8 28. Re1 gxf4 29. gxf4 Rxe3 30. Qxe3 Rxe3 0-1

[Event "ISL-chT1 1819"]
[Site "Reykjavik"]
[Date "2018.11.08"]
[Round "1.1"]
[White "Petursson, Gudni Stefan"]
[Black "Bjorgvinsson, Andri Freyr"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2042"]
[BlackElo "2069"]
[PlyCount "55"]
[EventDate "2018.11.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Taflfelag Reykjavikur II"]
[BlackTeam "Skakfelag Akureyrar"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. Nc3 d6 6. g3 Qe7 7. Bg2 e5 8. 0-0 Nc6 9. d5 Nb8 10. a3 Bxc3 11. Bxc3 a4 12. Nd2 0-0 13. e4 Bd7 14. Qe2 c6 15. Rae1 cxd5 16. exd5 Ne8 17. c5 dxc5 18. f4 Nd6 19. fxe5 Bb5 20. Qg4 Qd7 21. Qxd7 Nxd7 22. exd6 Bxf1 23. Bxf1 Nb6 24. Bg2 Rfd8 25. Re7 Rxd6 26. Rxb7 Nxd5 27. Nc4 Rdd8 28. Ba5 1-0

[Event "Reykjavik Icelandic op"]
[Site "Reykjavik"]
[Date "2018.06.01"]
[Round "1"]
[White "Heidarsson, Arnar Milutin"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1657"]
[BlackElo "2060"]
[PlyCount "69"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ISL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. 0-0 d6 5. h3 a6 6. Be2 Ng6 7. c3 Nf4 8. d4 Qf6 9. Bxf4 Qxf4 10. Re1 Be7 11. Nbd2 g5 12. d5 Nb8 13. Nh2 Qf6 14. Bg4 Nd7 15. Ndf1 Nb6 16. Bxc8 Rxc8 17. Ng3 Qg6 18. Qh5 c6 19. dxc6 bxc6 20. Qe2 Ra8 21. Nf5 h5 22. Rad1 Bf8 23. Nf1 g4 24. h4 Qf6 25. N1e3 Rg8 26. Qd3 Rg6 27. Rd2 Kd7 28. Red1 Kc7 29. c4 a5 30. Qc3 d5 31. c5 Na4 32. Qc2 Nxc5 33. exd5 e4 34. d6+ Kb6 35. Rc1 1-0

[Event "ISL-chT 1718"]
[Site "Reykjavik"]
[Date "2018.03.03"]
[Round "8.3"]
[White "Omarsson, Dadi"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "2266"]
[BlackElo "2065"]
[PlyCount "97"]
[EventDate "2017.10.19"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Reykjavik Taflfelag"]
[BlackTeam "Bolungarvik"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nc3 Nf6 7. 0-0 Be7 8. Re1 0-0 9. Bxc6 bxc6 10. Qf3 c5 11. Nf5 Bxf5 12. Qxf5 g6 13. Qf3 Nd7 14. Nd5 c6 15. Nxe7+ Qxe7 16. Bh6 Rfe8 17. Rad1 d5 18. Qc3 d4 19. Qg3 Ne5 20. b3 Rad8 21. f4 Nd7 22. e5 Qe6 23. Bg5 Rc8 24. c3 Nb6 25. cxd4 cxd4 26. Rxd4 Nd5 27. Rc1 Rc7 28. Qd3 Rd7 29. Qc4 Rc8 30. h3 h5 31. Qc5 Rcc7 32. Kh2 Rc8 33. Rcd1 Rcc7 34. Rc1 Rc8 35. Rcc4 Nb6 36. Rxd7 Qxd7 37. Rd4 Nd5 38. Ra4 Nb6 39. Rd4 Nd5 40. b4 Rb8 41. a4 a6 42. Rc4 Qb7 43. Qd6 Ne3 44. Rxc6 Nf5 45. Qf6 Qxb4 46. e6 Qf8 47. Rxa6 Rb7 48. a5 Qb8 49. Rb6 1-0

[Event "ISL-chT 1617"]
[Site "Reykjavik"]
[Date "2016.10.01"]
[Round "4.5"]
[White "Petursson, Gudni Stefan"]
[Black "Johannesson, Oliver Aron"]
[Result "0-1"]
[ECO "D25"]
[WhiteElo "2070"]
[BlackElo "2255"]
[PlyCount "78"]
[EventDate "2016.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Bolungarvik"]
[BlackTeam "Fjolnis"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. Nf3 d5 3. c4 dxc4 4. e3 b5 5. a4 b4 6. Bxc4 e6 7. 0-0 Be7 8. Qe2 Bb7 9. Nbd2 0-0 10. Nb3 a5 11. Bd2 Nbd7 12. Bd3 Ne4 13. Rfc1 c5 14. Bxe4 Bxe4 15. Nxc5 Nxc5 16. dxc5 Rc8 17. Nd4 Bxc5 18. Nb5 Qf6 19. Be1 Qg5 20. g3 Qd5 21. Rd1 Qa8 22. Rd7 Bf3 23. Qf1 Bb6 24. Rd6 Rc6 25. Rxc6 Qxc6 26. b3 Rc8 27. Bd2 Qd5 28. Rc1 Rd8 29. Nd4 Bxd4 30. exd4 Qxd4 31. Be3 Qd5 32. Bb6 Rb8 33. Bc7 Ra8 34. Qb5 Qxb3 35. Bxa5 Bd5 36. Kf1 Qf3 37. Ke1 b3 38. Bc3 Qe4+ 39. Kd2 Bc4 0-1

[Event "ISL-chT 1516"]
[Site "Reykjavik"]
[Date "2016.03.05"]
[Round "8.3"]
[White "Heimisson, Hilmir Freyr"]
[Black "Petursson, Gudni Stefan"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1979"]
[BlackElo "2134"]
[PlyCount "93"]
[EventDate "2015.09.24"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Reykjavik II"]
[BlackTeam "Bolungarvik"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISL"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. c5 g6 6. Bf4 Bg7 7. h3 0-0 8. g4 Nbd7 9. Bg2 b5 10. cxb6 Qxb6 11. Na4 Qa5+ 12. Bd2 Qd8 13. 0-0 Ne4 14. Rc1 Nxd2 15. Qxd2 Bb7 16. Nc5 Nxc5 17. Rxc5 Qd6 18. Rfc1 f6 19. Qd3 e5 20. e4 dxe4 21. Qb3+ Kh8 22. dxe5 Qe7 23. Nd4 f5 24. Ne6 Rfe8 25. Nxg7 Qxg7 26. R1c3 Rab8 27. gxf5 gxf5 28. Rg3 Qe7 29. Qc3 Qe6 30. Bf1 Rg8 31. Bc4 Rxg3+ 32. fxg3 Qg6 33. e6+ Qg7 34. Rxf5 Qxc3 35. bxc3 Kg7 36. Kf2 Rf8 37. Rxf8 Kxf8 38. Ke3 c5 39. g4 Ke7 40. h4 h6 41. g5 hxg5 42. hxg5 a5 43. Kf4 Bc6 44. a3 a4 45. Ke5 e3 46. g6 Kf8 47. Kf6 1-0

