[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.11"]
[Round "13"]
[White "Ronn, Mattias"]
[Black "Wickstrom, Lucas"]
[Result "0-1"]
[ECO "A70"]
[BlackElo "2177"]
[PlyCount "62"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Rb1 0-0 9. Be2 Re8 10. Qc2 Nxe4 11. Nxe4 Rxe4 12. 0-0 Re8 13. Bf4 Qb6 14. Bd3 Na6 15. Rbe1 Bd7 16. Ng5 Nb4 17. Qc4 Nxd3 18. Qxd3 Bb5 19. Qh3 h6 20. Nf3 Bxf1 21. Rxf1 g5 22. Bc1 Qb4 23. Qh5 Qe4 24. h4 g4 25. Nh2 Re5 26. Qxg4 Qxg4 27. Nxg4 Rxd5 28. Nxh6+ Bxh6 29. Bxh6 Re8 30. Be3 b6 31. g4 Re4 0-1

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.10"]
[Round "12"]
[White "Larsson, Daniel"]
[Black "Ronn, Mattias"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1996"]
[PlyCount "41"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Nf6 5. d4 exd4 6. Bxc6+ bxc6 7. Qxd4 Bb7 8. e5 c5 9. Qa4+ Nd7 10. Ng5 Bd5 11. Nc3 Be6 12. exd6 cxd6 13. Re1 Be7 14. Nxe6 fxe6 15. Rxe6 0-0 16. Nd5 Rf7 17. Rxe7 Nb6 18. Qe4 Nxd5 19. Qxd5 Qxe7 20. Qxa8+ Rf8 21. Qd5+ 1-0

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.09"]
[Round "11"]
[White "Ronn, Mattias"]
[Black "Vaarala, Eric"]
[Result "0-1"]
[ECO "A43"]
[BlackElo "1959"]
[PlyCount "78"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 c5 2. c3 b6 3. Nf3 Bb7 4. Nbd2 Nf6 5. g3 Nc6 6. e3 e6 7. Bg2 Qc7 8. 0-0 d5 9. b3 h5 10. Qc2 Rc8 11. Bb2 h4 12. Nxh4 cxd4 13. cxd4 Qb8 14. Qd1 Ba6 15. Re1 Nb4 16. Bf1 Bd3 17. Ba3 Bc2 18. Qf3 Be4 19. Nxe4 dxe4 20. Bb5+ Kd8 21. Qe2 Nc2 22. Bxf8 Rxf8 23. f4 Nxe1 24. Qxe1 Qd6 25. f5 Nd5 26. Ba6 Rc3 27. Ng2 Ke7 28. Bc4 Rc2 29. Qb1 Rxg2+ 30. Kxg2 Nxe3+ 31. Kh1 Qxd4 32. Qg1 Nxf5 33. Qxd4 Nxd4 34. Rd1 Rd8 35. Kg2 b5 36. Bf1 f5 37. Kf2 e5 38. Bg2 g5 39. g4 e3+ 0-1

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.08"]
[Round "10"]
[White "Westerberg, Jonathan"]
[Black "Ronn, Mattias"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2114"]
[PlyCount "49"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Na3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Nbd7 5. cxd5 cxd5 6. Rc1 a6 7. Nc2 g6 8. g4 e5 9. g5 Ne4 10. Ne3 Qa5 11. Nf3 Bb4 12. a3 Bxa3 13. Ra1 d4 14. Nc4 Qc5 15. Bxa3 Qc7 16. Qc2 Nec5 17. b4 Ne6 18. b5 axb5 19. Nd6+ Qxd6 20. Qxc8+ Rxc8 21. Bxd6 e4 22. Ne5 Nxg5 23. Bg2 f5 24. d3 e3 25. Bxb7 1-0

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.07"]
[Round "9"]
[White "Ronn, Mattias"]
[Black "Dahlstedt, Frans"]
[Result "0-1"]
[ECO "D94"]
[PlyCount "80"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 0-0 6. Be2 c5 7. 0-0 cxd4 8. Nxd4 a6 9. h3 dxc4 10. Bxc4 b5 11. Bb3 Bb7 12. a3 e5 13. Nf3 Qe7 14. Qe2 Nc6 15. Bc2 Rac8 16. Bd2 e4 17. Ng5 h6 18. Ngxe4 Nxe4 19. Bxe4 Bxc3 20. Bxc6 Bxc6 21. Bxc3 Qe4 22. f3 Qe6 23. Rad1 Rfe8 24. Rfe1 Rc7 25. Rd3 b4 26. Bxb4 Bb5 27. Qd2 Bxd3 28. Qxd3 Rd7 29. Qc3 Red8 30. Kf2 Rd2+ 31. Re2 R2d3 32. Qc2 Rd1 33. Re1 R1d3 34. Bc3 Qc4 35. Re2 Qh4+ 36. Kf1 Rd1+ 37. Re1 Qc4+ 38. Qe2 R1d3 39. Bd4 Re8 40. Kf2 Rxd4 0-1

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.06"]
[Round "8"]
[White "Thorn, Eric"]
[Black "Ronn, Mattias"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2009"]
[PlyCount "35"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 Bf5 5. Qb3 b6 6. cxd5 Nxd5 7. Nxd5 Be6 8. e4 cxd5 9. Bb5+ Nd7 10. exd5 Bf5 11. 0-0 g6 12. Re1 Bg7 13. d6 Be6 14. Rxe6 fxe6 15. Qxe6 a6 16. Bc6 Rc8 17. dxe7 Qc7 18. Ng5 1-0

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.05"]
[Round "7"]
[White "Ronn, Mattias"]
[Black "Sjostrom Dyrefelt, Zakarias"]
[Result "0-1"]
[ECO "D94"]
[PlyCount "68"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 0-0 6. Bd3 c5 7. 0-0 cxd4 8. exd4 Bg4 9. h3 dxc4 10. Bxc4 Bxf3 11. Qxf3 Nc6 12. d5 Nd4 13. Qd3 Nd7 14. Bb5 Ne5 15. Qd1 Nxb5 16. Nxb5 Qd7 17. Qb3 Rfc8 18. Rd1 a6 19. Na3 b5 20. Bf4 Qf5 21. Bg3 Nd7 22. Rac1 Nc5 23. Qe3 Ne4 24. Rxc8+ Rxc8 25. b3 Rc3 26. Qa7 h5 27. Qxe7 Rxg3 28. fxg3 Be5 29. d6 Qf2+ 30. Kh1 Nxg3+ 31. Kh2 Nf1+ 32. Kh1 Ne3 33. Rg1 Qg3 34. Qe8+ Kg7 0-1

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.03"]
[Round "6"]
[White "Lokander, Martin"]
[Black "Ronn, Mattias"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "110"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Be7 6. e5 Ne4 7. c3 d5 8. exd6 Nxd6 9. Bd5 dxc3 10. Re1 cxb2 11. Bxb2 0-0 12. Nc3 Bf6 13. Qa4 Bd7 14. Qb3 Ne7 15. Rad1 Nxd5 16. Nxd5 Bxb2 17. Qxb2 Bg4 18. Rd3 Bxf3 19. Ne7+ Kh8 20. Rxf3 Qd7 21. Rg3 f6 22. Rh3 Rae8 23. Qb1 h6 24. Ng6+ Kg8 25. Nxf8 Rxe1+ 26. Qxe1 Kxf8 27. Rb3 Qe7 28. Re3 Qd7 29. Kf1 Qb5+ 30. Kg1 Nf5 31. Rb3 Qc6 32. h3 Nd6 33. Rc3 Qd7 34. Qc1 Nb5 35. Rc5 c6 36. a4 Nd4 37. Qe1 Qe6 38. Qxe6 Nxe6 39. Rc1 Ke7 40. Kf1 Kd6 41. Ke2 Nc5 42. Ke3 Nxa4 43. Ra1 b5 44. Kd3 Kd5 45. Re1 c5 46. Re7 c4+ 47. Kc2 a6 48. Rxg7 b4 49. Rg6 b3+ 50. Kb1 c3 51. Rxh6 c2+ 52. Kc1 Nc5 53. Rh5+ Kd4 54. Kd2 Ne4+ 55. Kc1 Kc3 0-1

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.02"]
[Round "5"]
[White "Ronn, Mattias"]
[Black "Eidenert, Carl"]
[Result "0-1"]
[ECO "D15"]
[PlyCount "110"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. b3 cxb3 7. Qxb3 e6 8. Be3 b4 9. e5 Nd5 10. Nxd5 cxd5 11. Rc1 Be7 12. Bd3 a5 13. 0-0 0-0 14. Rc2 Ba6 15. Rfc1 Nd7 16. Bxa6 Rxa6 17. Qa4 Nb6 18. Qb5 Qa8 19. Rc6 Rb8 20. Bg5 Bf8 21. Bd2 h6 22. Ne1 Be7 23. Nd3 Bd8 24. Rd6 Ra7 25. Be1 Nc4 26. Qe8+ Kh7 27. Rd7 Bg5 28. Qxf7 Rxd7 29. Qxd7 Bxc1 30. Nxc1 Rb6 31. Nd3 Qb7 32. Qd8 a4 33. Nc5 Qc6 34. Nd7 h5 35. Qe7 Rb7 36. Nf8+ Kg8 37. Qd8 Qc7 38. Nxe6+ Qxd8 39. Nxd8 Rb6 40. e6 Kf8 41. Nf7 Rxe6 42. Ne5 Nxe5 43. Bxb4+ Ke8 44. dxe5 Rxe5 45. g3 d4 46. h4 Re2 47. a3 d3 48. Kf1 Kd7 49. f3 Ke6 50. g4 hxg4 51. fxg4 Rh2 52. Ke1 Kd5 53. Bc3 Kc4 54. Bb4 Rxh4 55. g5 Rg4 0-1

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.07.01"]
[Round "4"]
[White "Berggren, Jonatan"]
[Black "Ronn, Mattias"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "2141"]
[PlyCount "69"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d4 Nc6 4. Nf3 exd4 5. e5 Ne4 6. 0-0 d5 7. Bb5 Bd7 8. Bxc6 Bxc6 9. Nxd4 Bc5 10. f3 Ng5 11. f4 Ne4 12. Be3 Bb5 13. Re1 Ba6 14. Nc3 Nxc3 15. bxc3 g6 16. e6 0-0 17. Qg4 Qf6 18. f5 Bxd4 19. Bxd4 Qxf5 20. Qxf5 gxf5 21. Re3 fxe6 22. Rg3+ Kf7 23. Rg7+ Ke8 24. Bc5 Rh8 25. Re1 b6 26. Rxe6+ Kd8 27. Be3 f4 28. Bxf4 Rf8 29. Bxc7+ Kc8 30. h3 Bb5 31. Bg3 Bd7 32. Rd6 Be8 33. Bh4 Ba4 34. Rxd5 Rb8 35. Rxa7 1-0

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.06.30"]
[Round "3"]
[White "Rosberg, Simon"]
[Black "Ronn, Mattias"]
[Result "1-0"]
[ECO "C27"]
[WhiteElo "2237"]
[PlyCount "159"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Bc5 3. Bc4 Nf6 4. d3 d6 5. Nf3 0-0 6. Be3 Bb6 7. Qd2 c6 8. Bb3 Qe7 9. h3 Be6 10. g4 Nbd7 11. 0-0-0 d5 12. g5 d4 13. gxf6 dxe3 14. fxe3 Qxf6 15. Rdf1 Bxb3 16. axb3 Qh6 17. Nd1 a5 18. Kb1 a4 19. b4 a3 20. b3 f5 21. exf5 Rxf5 22. Qe2 Raf8 23. Nd2 Rxf1 24. Nxf1 c5 25. b5 Qf6 26. Ka2 Ba5 27. Nh2 Nb6 28. Ng4 Qe6 29. e4 Na8 30. Qe3 Bb6 31. Qg5 Nc7 32. Qxe5 Qg6 33. Nc3 h5 34. Ne3 c4 35. Nxc4 Qg2 36. Qh2 Qxh2 37. Rxh2 Bd4 38. Ne2 Bc5 39. d4 Bb4 40. c3 Be7 41. b6 Nb5 42. Nd2 Bg5 43. Nb1 Be3 44. b4 Rc8 45. Kb3 Ra8 46. Ka2 Rc8 47. h4 Rf8 48. e5 Rf3 49. Nxa3 Nxc3+ 50. Nxc3 Bxd4 51. Nd5 Bxe5 52. Rh1 Rd3 53. Nc7 Rd4 54. Kb3 Bg3 55. Nc4 Rxh4 56. Rg1 Bf2 57. Rg2 Rf4 58. Rxg7+ Kxg7 59. Ne6+ Kf6 60. Nxf4 h4 61. Nh3 Bd4 62. Kc2 Kf5 63. Kd3 Kg4 64. Kxd4 Kxh3 65. Ne3 Kh2 66. Ke4 Kg1 67. Kf3 h3 68. Ng4 Kf1 69. Kg3 Ke2 70. Ne5 Kd2 71. Nc6 Kc3 72. Kxh3 Kc4 73. Na7 Kxb4 74. Kg4 Ka5 75. Nc8 Kb5 76. Kf5 Kc5 77. Ke5 Kc6 78. Ke6 Kb5 79. Kd7 Kc5 80. Kc7 1-0

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.06.29"]
[Round "2"]
[White "Ronn, Mattias"]
[Black "Grandell, Anders"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "2026"]
[PlyCount "86"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. e3 0-0 6. Be2 Nbd7 7. b3 Re8 8. Qc2 Nf8 9. Bb2 c6 10. 0-0 e5 11. dxe5 dxe5 12. Rfd1 Qe7 13. e4 Bg4 14. Rd3 Bxf3 15. Bxf3 Rad8 16. Rad1 h5 17. Qc1 Rxd3 18. Rxd3 Rd8 19. Ba3 Qe8 20. Qd1 Rxd3 21. Qxd3 Ne6 22. g3 Nd4 23. Bg2 b6 24. Bf1 a5 25. Ne2 c5 26. Bc1 Nd7 27. Nc3 Qe6 28. Nd5 Bf6 29. Bg2 Bd8 30. Ne3 Bg5 31. h4 Bh6 32. Bd2 Bxe3 33. Bxe3 Nb8 34. Bxd4 cxd4 35. Kh2 Qd6 36. Qd2 Na6 37. f4 Nc5 38. Kg1 d3 39. f5 Qd4+ 40. Kf1 Nxe4 41. Bxe4 Qxe4 42. f6 Qf3+ 43. Qf2 Qh1+ 0-1

[Event "SWE-ch U20"]
[Site "Kungsor"]
[Date "2009.06.28"]
[Round "1"]
[White "Abdollahzadeh, Arash"]
[Black "Ronn, Mattias"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "2097"]
[PlyCount "53"]
[EventDate "2009.06.28"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SWE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Qxd4 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 Be7 9. 0-0-0 h6 10. Bf4 Qd7 11. e5 Bxf3 12. exf6 c5 13. Qd3 Bxd1 14. fxe7 Bxc2 15. Kxc2 Qxe7 16. Bxd6 Qe6 17. Qb5+ Qd7 18. Re1+ Kd8 19. Qxc5 Qc6 20. Qd4 Re8 21. Rxe8+ Qxe8 22. Bg3+ Qd7 23. Qxg7 Qf5+ 24. Kd1 Qd3+ 25. Kc1 Rc8 26. Qf8+ Kd7 27. Qxf7+ 1-0

