[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2023.09.10"]
[Round "9.45"]
[White "Pettersson, Alexander"]
[Black "Gradowski, Jacek"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1820"]
[BlackElo "2072"]
[PlyCount "53"]
[EventDate "2023.09.02"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Mogalo"]
[BlackTeam "Lodz Okucia Budowlane"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 Ne4 5. e3 0-0 6. Be2 b6 7. 0-0 Bb7 8. a3 Nxd2 9. Bxd2 Bxd2 10. Qxd2 d6 11. Rfd1 Nd7 12. b4 Qe7 13. Rac1 Rfd8 14. Rc3 Nf6 15. Qb2 c5 16. Rcd3 Ne4 17. Nd2 Rac8 18. f3 Nf6 19. Nf1 Ba6 20. Rc3 d5 21. dxc5 bxc5 22. cxd5 Bxe2 23. Qxe2 Nxd5 24. Rxc5 Rxc5 25. bxc5 Qxc5 26. Qf2 Qc7 27. e4 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2023.09.09"]
[Round "8.52"]
[White "Pettersson, Alexander"]
[Black "Piotrowski, Przemyslaw"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1820"]
[BlackElo "2258"]
[PlyCount "98"]
[EventDate "2023.09.02"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Mogalo"]
[BlackTeam "Wisznia Mala Bialy Krol"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. c4 e5 3. d5 Nf6 4. Nc3 g6 5. e4 Bg7 6. Bd3 0-0 7. Nge2 Nbd7 8. 0-0 a5 9. Rb1 Nh5 10. a3 f5 11. exf5 gxf5 12. f4 exf4 13. Nxf4 Nxf4 14. Bxf4 Ne5 15. Ne2 Qf6 16. h3 a4 17. Qd2 Nxd3 18. Qxd3 Bd7 19. Bd2 f4 20. Rxf4 Bf5 21. Qg3 Qg6 22. Rbf1 Be5 23. Qh4 Bxf4 24. Nxf4 Qf6 25. Qg3+ Bg6 26. Bc3 Qf5 27. Kh2 Rae8 28. Qh4 Re4 29. Qh6 Rf7 30. g4 Qxf4+ 31. Rxf4 Rexf4 32. Qg5 Rf8 33. Qe7 R4f7 34. Qe6 Bd3 35. c5 dxc5 36. g5 Bf5 37. Qe5 Rd7 38. Qh8+ Kf7 39. Qe5 Kg6 40. Kg3 Kxg5 41. Qf4+ Kg6 42. Kh4 h6 43. Bd2 Rxd5 44. Qxh6+ Kf7 45. Qh5+ Ke6 46. Bc3 Kd7 47. Qf3 c6 48. Qf4 Rd3 49. Qxa4 Rg8 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2023.09.07"]
[Round "6.69"]
[White "Dalkowski, Rafal"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2079"]
[BlackElo "1820"]
[PlyCount "107"]
[EventDate "2023.09.02"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Czternastka"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 c6 6. Qc2 Be7 7. e3 h6 8. Bh4 0-0 9. Bd3 Re8 10. Nf3 Ne4 11. Bxe7 Qxe7 12. 0-0 Bf5 13. Rab1 Nd7 14. b4 Nxc3 15. Qxc3 Bxd3 16. Qxd3 a6 17. Qc2 Nb6 18. Ne5 f6 19. Nd3 Nc4 20. Rbe1 f5 21. a4 a5 22. b5 cxb5 23. axb5 b6 24. Nb2 Nxb2 25. Qxb2 Rac8 26. Rc1 Qd7 27. Qb3 Kh8 28. h4 Red8 29. Qa4 Rxc1 30. Rxc1 Qe7 31. Rc6 Rb8 32. Qb3 Qd7 33. Qc2 Rb7 34. Rc8+ Kh7 35. Rc6 Kh8 36. Kf1 Kg8 37. h5 Kh8 38. g4 Qf7 39. Qxf5 Qxf5 40. gxf5 Kg8 41. Ke2 Kf7 42. Kd3 Ke7 43. f3 Rb8 44. e4 Rb7 45. e5 Kf7 46. Rd6 Ke7 47. Rxd5 Rd7 48. Rxd7+ Kxd7 49. d5 Ke7 50. Kc4 Kd7 51. d6 Kd8 52. f6 gxf6 53. exf6 Ke8 54. f4 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2023.09.06"]
[Round "5.82"]
[White "Kicinski, Jacek"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1929"]
[BlackElo "1820"]
[PlyCount "107"]
[EventDate "2023.09.02"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Grodzisk Szachowa Dwojka"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 d6 3. Bg5 Nbd7 4. Nbd2 e5 5. c3 Be7 6. e4 0-0 7. Bd3 Re8 8. 0-0 Ng4 9. Bxe7 Qxe7 10. h3 Ngf6 11. Nh2 c5 12. dxc5 dxc5 13. Nc4 Nf8 14. Ne3 Ng6 15. Nhg4 Nf4 16. Nxf6+ Qxf6 17. Nd5 Qg5 18. Nxf4 Qxf4 19. Qc1 Qxc1 20. Raxc1 Be6 21. Bb1 Rad8 22. Rcd1 Kf8 23. f3 Ke7 24. Kf2 h6 25. h4 Rxd1 26. Rxd1 Rd8 27. Rxd8 Kxd8 28. g3 g5 29. Ke3 Ke7 30. a3 gxh4 31. gxh4 f6 32. Bd3 Kd6 33. Be2 Kc6 34. f4 Bb3 35. Kf3 Be6 36. Kg3 b5 37. b4 a6 38. Bg4 Bc4 39. Bc8 Bd3 40. fxe5 fxe5 41. Kf3 cxb4 42. cxb4 Kb6 43. Be6 Bc2 44. Bf7 Bd1+ 45. Kg3 h5 46. Kf2 a5 47. Ke1 Bg4 48. bxa5+ Kxa5 49. Kd2 b4 50. axb4+ Kxb4 51. Kd3 Bf3 52. Be6 Bd1 53. Kd2 Bf3 54. Kd3 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2023.09.05"]
[Round "4.70"]
[White "Pietrzak, Tomasz1111"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "1786"]
[BlackElo "1820"]
[PlyCount "129"]
[EventDate "2023.09.02"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Myslenice MAT"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 Be7 5. e3 0-0 6. Nc3 c5 7. cxd5 exd5 8. d4 b6 9. Be2 Bb7 10. 0-0 Nbd7 11. dxc5 bxc5 12. Rc1 Rc8 13. Qd3 Nb6 14. Rfd1 Re8 15. Qf5 Qc7 16. Nb5 Qd7 17. Qxd7 Nfxd7 18. a4 a6 19. Nc3 Nf6 20. a5 Nbd7 21. Na4 Red8 22. Ba3 Kf8 23. Rc2 Rc7 24. Rdc1 Rdc8 25. Ne1 c4 26. Bxe7+ Kxe7 27. bxc4 dxc4 28. Rxc4 Rxc4 29. Rxc4 Rxc4 30. Bxc4 Ne5 31. Be2 Nc6 32. Nc5 Bc8 33. Nxa6 Bxa6 34. Bxa6 Nxa5 35. f3 Nc6 36. Kf2 Ne5 37. e4 Nfd7 38. Ke3 f6 39. Nc2 g6 40. Be2 Nc6 41. Bb5 Nce5 42. Kd4 Nf8 43. Bc4 Kd6 44. Bd5 h5 45. f4 Ng4 46. h3 Nh6 47. Ne3 Ne6+ 48. Bxe6 Kxe6 49. g4 hxg4 50. hxg4 Nf7 51. f5+ gxf5 52. gxf5+ Kd6 53. Nd5 Nd8 54. Nxf6 Nc6+ 55. Ke3 Ke5 56. Ng4+ Kd6 57. Kf4 Ke7 58. e5 Nd8 59. Ke4 Nf7 60. Kd5 Ng5 61. e6 Nh7 62. Ke5 Ng5 63. f6+ Ke8 64. Nh6 Nf3+ 65. Ke4 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2023.09.04"]
[Round "3.33"]
[White "Zarnowski, Krzysztof"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "2113"]
[BlackElo "1820"]
[PlyCount "83"]
[EventDate "2023.09.02"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Krakow AGH"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Bg5 Be7 5. Nf3 Nbd7 6. Qc2 c6 7. e3 0-0 8. Bd3 h6 9. Bh4 Re8 10. 0-0 Nh5 11. Bxe7 Qxe7 12. Rfe1 Ndf6 13. dxe5 dxe5 14. Nd2 Be6 15. Red1 Rad8 16. Be2 g6 17. Qa4 a6 18. Qa5 Bg4 19. Bxg4 Nxg4 20. h3 Ngf6 21. c5 Ng7 22. Nc4 Rxd1+ 23. Rxd1 Nf5 24. Qb6 Rb8 25. b4 Kg7 26. Na5 Qe6 27. Qc7 Re8 28. Qxb7 Nd5 29. Nxd5 cxd5 30. Qxd5 Qf6 31. Nc4 Nh4 32. Qe4 h5 33. Rd5 Qg5 34. Rxe5 Nf3+ 35. Qxf3 Rxe5 36. Nxe5 Qxe5 37. Qd1 Kh6 38. Qd4 Qe6 39. Qh8+ Kg5 40. f4+ Kh4 41. Kh2 Qxa2 42. Qf6+ 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2023.09.03"]
[Round "2.23"]
[White "Pettersson, Alexander"]
[Black "Boruta, Dawid"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "1820"]
[BlackElo "1990"]
[PlyCount "35"]
[EventDate "2023.09.02"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Mogalo"]
[BlackTeam "Zory Roszada"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 b4 5. Nbd2 g6 6. e4 d6 7. Bd3 Bg7 8. 0-0 0-0 9. Re1 Bg4 10. a3 a5 11. axb4 cxb4 12. h3 Bxf3 13. Nxf3 Nfd7 14. Bc2 Ne5 15. Nxe5 Bxe5 16. f4 Bg7 17. Ba4 Qc7 18. Qe2 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2023.09.02"]
[Round "1.47"]
[White "Zgadzaj, Rafal"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1913"]
[BlackElo "1820"]
[PlyCount "151"]
[EventDate "2023.09.02"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Nysa Gekon"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. e3 0-0 6. Nc3 c5 7. d4 cxd4 8. Nxd4 Nc6 9. Be2 Nxd4 10. exd4 b6 11. 0-0 Bb7 12. a4 Qd7 13. a5 Rfd8 14. a6 Bc6 15. Nb1 Ne4 16. f3 Nf6 17. Qd3 Rac8 18. Rc1 Ba8 19. Qe3 dxc4 20. bxc4 e5 21. Qxe5 Re8 22. Qg3 Nh5 23. Qf2 Bg5 24. Rc3 Nf4 25. Bf1 Nd5 26. Raa3 Nxc3 27. Rxc3 Qe7 28. Ba3 Qe1 29. f4 Qxf2+ 30. Kxf2 Bxf4 31. d5 Be5 32. Rb3 Bd4+ 33. Kf3 Bc5 34. Bxc5 Rxc5 35. Nc3 Rec8 36. Ke3 Ra5 37. Bd3 Kf8 38. g3 Rxa6 39. c5 Ra5 40. c6 Bxc6 41. dxc6 Rxc6 42. Be4 Re6 43. Kd4 f5 44. Bd5 Re1 45. Bf3 Ke7 46. Bb7 g5 47. Rb2 Kf6 48. Bd5 h5 49. Rf2 Kg6 50. Bb7 Rc5 51. Rc2 Re7 52. Bd5 Rec7 53. Bb3 b5 54. Kd3 b4 55. Nd5 Rxc2 56. Bxc2 Rb7 57. Kc4 a5 58. Kb3 Rf7 59. Ne3 g4 60. Ka4 Kg5 61. Nd5 Rd7 62. Bb3 Ra7 63. Bc2 h4 64. gxh4+ Kxh4 65. Bxf5 Kg5 66. Bc8 Ra8 67. Bd7 Rd8 68. Nb6 Kh4 69. Bf5 Rf8 70. Be4 Re8 71. Bf5 Re5 72. Bd7 Kh3 73. Nc4 Rd5 74. Bxg4+ Kxh2 75. Nxa5 Rxa5+ 76. Kxa5 1/2-1/2

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2023.07.10"]
[Round "6"]
[White "Chomczyk, Marek"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2277"]
[BlackElo "1820"]
[PlyCount "32"]
[EventDate "2023.07.10"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. 0-0 0-0 6. d4 c6 7. Nc3 b6 8. Ne5 Bb7 9. e4 Nbd7 10. exd5 cxd5 11. Bg5 Re8 12. Qa4 h6 13. Bf4 a6 14. Rad1 Nh5 15. Be3 Nxe5 16. dxe5 g6 1-0

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2023.07.10"]
[Round "11"]
[White "Domeradzka, Karolina"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1344"]
[BlackElo "1820"]
[PlyCount "156"]
[EventDate "2023.07.10"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 a6 4. exd5 cxd5 5. d4 Bg4 6. Be2 Nc6 7. h3 Bh5 8. Bf4 e6 9. 0-0 Bd6 10. Qd2 Nf6 11. Bg5 0-0 12. Rfe1 Rc8 13. Nd1 Be7 14. Bxf6 Bxf6 15. c3 Na5 16. Ne3 b5 17. Nh2 Bxe2 18. Qxe2 Nc4 19. Nhg4 a5 20. Nxc4 bxc4 21. Ne3 Rb8 22. Rab1 a4 23. Qc2 Qa5 24. b3 axb3 25. axb3 cxb3 26. Rxb3 Rxb3 27. Qxb3 Rc8 28. Nd1 h6 29. Re2 Qc7 30. Ra2 Bg5 31. Ra4 Qf4 32. Qc2 Bf6 33. Qe2 Qc1 34. Kh2 Be7 35. Ra7 Bd6+ 36. g3 Qg5 37. Qf3 Qg6 38. Rd7 Bb8 39. Rb7 h5 40. h4 Bd6 41. Rd7 Bf8 42. Ra7 Rb8 43. Ne3 Rc8 44. Ng2 Bd6 45. Rd7 Bb8 46. Rb7 Bc7 47. Kh1 Qc2 48. Kh2 Qg6 49. Ra7 Bb8 50. Rb7 Bd6 51. Rd7 Bf8 52. Nf4 Qf5 53. Rb7 g6 54. Kg2 Bd6 55. Ne2 Qxf3+ 56. Kxf3 Kf8 57. Ke3 Be7 58. Kd3 Ra8 59. Rb2 Rc8 60. Ra2 Bf6 61. Ng1 Rc7 62. Nf3 Ke7 63. Nd2 Kd6 64. Nb3 Ke7 65. Nc5 Kf8 66. Ra8+ Kg7 67. Ra2 Be7 68. Nb3 Bf6 69. f3 Be7 70. Ra8 Bd6 71. f4 Rb7 72. Nd2 Rb2 73. Rd8 Bc7 74. Rd7 Ba5 75. Ra7 Bb6 76. Rb7 Rb5 77. Nf3 Kf8 78. Ne5 Rb1 1-0

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.03.21"]
[Round "11"]
[White "Pettersson, Alexander"]
[Black "Mazurek, Jerzy"]
[Result "1/2-1/2"]
[ECO "E70"]
[WhiteElo "1878"]
[BlackElo "1715"]
[PlyCount "55"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 Nc6 7. 0-0 e5 8. d5 Nd4 9. Bc2 c5 10. dxc6 bxc6 11. Nxd4 exd4 12. Qxd4 Ng4 13. Qd1 Qh4 14. Bf4 Ne5 15. Bg3 Qh6 16. Qxd6 Nxc4 17. Qxc6 Be6 18. Nd5 Bxd5 19. Qxd5 Nd2 20. Rfe1 Bxb2 21. Rad1 Bc3 22. Re3 Rfd8 23. Bd6 Rac8 24. Rxd2 Bxd2 25. Qxd2 Rxd6 26. Qxd6 Rxc2 27. Qb8+ Qf8 28. Qxf8+ 1/2-1/2

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.03.17"]
[Round "10"]
[White "Choroszej, Aleksander"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2036"]
[BlackElo "1878"]
[PlyCount "62"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bf4 dxc4 6. e3 b5 7. Nxb5 Bb4+ 8. Nd2 Ne4 9. Nc3 Bxc3 10. bxc3 Nxc3 11. Qf3 Nd5 12. Bxc4 N7b6 13. Bb5+ Bd7 14. Bxd7+ Qxd7 15. 0-0 Nxf4 16. Qxf4 0-0 17. Rfc1 Rfc8 18. Ne4 Nd5 19. Qe5 Rab8 20. a4 Qe7 21. Nc5 Nf6 22. h3 Qd6 23. Qg5 h6 24. Qh4 Rb6 25. a5 Rb2 26. Rab1 Rcb8 27. Rxb2 Rxb2 28. Ne4 Nxe4 29. Qxe4 a6 30. Qc6 Rb5 31. Qa8+ Kh7 1/2-1/2

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.03.07"]
[Round "9"]
[White "Pettersson, Alexander"]
[Black "Kasperkiewicz, Pawel"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1878"]
[BlackElo "1894"]
[PlyCount "70"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. a3 Bb7 4. Nc3 Nf6 5. Nf3 Be7 6. Bg5 Ne4 7. Bxe7 Qxe7 8. Rc1 0-0 9. e3 d6 10. Nxe4 Bxe4 11. Be2 e5 12. 0-0 Nd7 13. b4 c5 14. bxc5 bxc5 15. dxe5 dxe5 16. Qa4 Rfc8 17. Rfd1 Bc6 18. Qa5 e4 19. Nd2 Ne5 20. Nf1 Rab8 21. Ng3 g6 22. Rd2 h5 23. h3 h4 24. Nf1 Nf3+ 25. Bxf3 exf3 26. g4 hxg3 27. fxg3 Rd8 28. Rcd1 Rxd2 29. Rxd2 Rb1 30. Qd8+ Qxd8 31. Rxd8+ Kg7 32. Kf2 Ra1 33. Rc8 Ra2+ 34. Ke1 f2+ 35. Kd1 Bf3+ 0-1

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.02.22"]
[Round "7"]
[White "Sternik, Piotr"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1793"]
[BlackElo "1878"]
[PlyCount "90"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 Qb6 4. Nc3 dxe4 5. fxe4 e5 6. Nf3 exd4 7. Nxd4 Bc5 8. Na4 Qa5+ 9. c3 Be7 10. Bf4 Nf6 11. Bd3 0-0 12. 0-0 b5 13. Bxb8 bxa4 14. Bf4 a3 15. Qc2 axb2 16. Qxb2 Ba6 17. Rad1 Bc5 18. Bxa6 Qxa6 19. Qc2 Rae8 20. Rfe1 Qc4 21. Kh1 Rd8 22. Qb3 Qxb3 23. axb3 Bxd4 24. cxd4 Rfe8 25. e5 Nd5 26. g3 Rb8 27. Rd3 Rb6 28. Ra1 Re7 29. Kg2 Reb7 30. Rb1 Kf8 31. Bc1 Ke7 32. Ba3+ Ke6 33. Bc5 Rb5 34. Bf8 g6 35. Rc1 R7b6 36. Rf3 Ra6 37. Rcf1 Rb7 38. Bc5 h5 39. R1f2 Ra1 40. Rc2 Ra6 41. Rcf2 Ra5 42. b4 Ra4 43. Rc2 Ra6 44. Rcf2 Ra4 45. Rc2 Ra6 1/2-1/2

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.02.16"]
[Round "5"]
[White "Rylski, Tadeusz"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1800"]
[BlackElo "1878"]
[PlyCount "76"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bxf3 10. Nxf3 Bd6 11. Bxd6 Qxd6 12. Qxb7 Rb8 13. Qa6 0-0 14. b4 Rb6 15. Qa4 e5 16. Bb5 exd4 17. Bxc6 Rxc6 18. cxd4 Re8+ 19. Kf1 Rc4 20. a3 Qf4 21. Qd1 Rc3 22. Ne5 Rec8 23. Nd3 Qxd4 24. Nc5 Qh4 25. Qd2 Ne4 26. Nxe4 Qxe4 27. Re1 Qc4+ 28. Qe2 Rxa3 29. Qxc4 dxc4 30. Ke2 Rb3 31. Rb1 Rb8 32. Rhc1 R3xb4 33. Rxb4 Rxb4 34. Ke3 g6 35. Ra1 Rb7 36. Kd4 Rc7 37. Kd5 c3 38. Kd6 Rc8 0-1

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.02.09"]
[Round "6"]
[White "Pettersson, Alexander"]
[Black "Safanowski, Tomasz"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1878"]
[BlackElo "1704"]
[PlyCount "66"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 e6 7. e3 a6 8. Bd3 Be7 9. h3 h6 10. Rc1 Bd6 11. Bxd6 Qxd6 12. 0-0 0-0 13. Bb1 Rd8 14. Qd3 Bd7 15. Rfd1 Rac8 16. e4 Nb4 17. Qe3 dxe4 18. Nxe4 Qe7 19. Nxf6+ Qxf6 20. Qb3 Rxc1 21. Rxc1 Bc6 22. Qxb4 Bxf3 23. Rc3 Bc6 24. Bd3 Qxd4 25. Qxd4 Rxd4 26. Bxa6 Rd1+ 27. Kh2 Rd2 28. Kg3 Rxb2 29. Bc4 Kf8 30. Ra3 Ke7 31. Bb3 g5 32. Ra8 h5 33. f3 h4+ 0-1

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.02.03"]
[Round "4"]
[White "Pettersson, Alexander"]
[Black "Polak, Michal"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1878"]
[BlackElo "1929"]
[PlyCount "188"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Bd2 Nd7 8. Qc2 Rc8 9. e4 Nxc3 10. Bxc3 Be7 11. Rd1 0-0 12. Bd3 c6 13. 0-0 Qc7 14. Rfe1 Rfd8 15. Qe2 c5 16. d5 c4 17. Bc2 e5 18. h4 a5 19. Ba4 Bd6 20. Bxd7 Rxd7 21. a4 Ba6 22. h5 f6 23. Nh4 Qd8 24. Qg4 Qe8 25. Re3 Kh8 26. Rg3 Qf7 27. Nf5 Rg8 28. Nh4 Re8 29. Nf5 Rg8 30. Re1 Bc5 31. Nh4 Re8 32. Rf1 Bc8 33. Nf5 Rc7 34. Qf3 Bxf5 35. Qxf5 Qd7 36. Qf3 Qxa4 37. h6 Bf8 38. hxg7+ Bxg7 39. Rh3 Qd7 40. Rh5 Qf7 41. g3 Rg8 42. Kg2 Bf8 43. Rfh1 Qg6 44. Rf5 Rf7 45. Bxe5 Be7 46. d6 Bd8 47. Bd4 Re8 48. e5 Re6 49. exf6 Rxd6 50. Be5 Re6 51. Rd1 Bxf6 52. Rd8+ Kg7 53. Rxf6 Rexf6 54. Rd6 Qg5 55. Bc3 Kg6 56. Rxf6+ Rxf6 57. Bxf6 Qxf6 58. Qe4+ Kg7 59. Qg4+ Kh6 60. Qh3+ Kg7 61. Qg4+ Kf8 62. Qc8+ Kf7 63. Qxc4+ Kg7 64. Qg4+ Kf8 65. Qc8+ Kf7 66. Qb7+ Kg6 67. Qe4+ Kh6 68. Qe3+ Kg7 69. Qb3 Qc6+ 70. Kg1 a4 71. Qa3 b5 72. Qe7+ Kg6 73. Qb4 Qc4 74. Qd6+ Kf5 75. Qd7+ Ke5 76. Qxh7 Qc1+ 77. Kg2 Qc6+ 78. Kg1 Qc1+ 79. Kg2 Qc4 80. Qe7+ Kd5 81. Qb7+ Kc5 82. Qe7+ Kd5 83. Qb7+ Kd4 84. Qg7+ Kd3 85. Qg5 Qe4+ 86. Kg1 Kc4 87. Qc1+ Kb3 88. Qc3+ Ka2 89. Qa3+ Kb1 90. b4 Qc2 91. g4 Qb3 92. Qxb3+ axb3 93. g5 Ka2 94. g6 b2 0-1

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.02.02"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Szymkiewicz, Witold"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "1878"]
[BlackElo "1697"]
[PlyCount "53"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. Qc2 g6 5. Bf4 Bf5 6. Qb3 Qb6 7. c5 Qxb3 8. axb3 Bxb1 9. Rxb1 Nbd7 10. e3 Bg7 11. Bd3 0-0 12. Kd2 Nh5 13. b4 a6 14. Ne5 Nxf4 15. exf4 Nxe5 16. dxe5 g5 17. fxg5 Bxe5 18. g3 Bd4 19. f4 e5 20. fxe5 Rae8 21. Rhe1 Bxe5 22. b3 f6 23. g6 h6 24. Bf5 Re7 25. Kd3 Rfe8 26. Re2 Kg7 27. Ra2 1/2-1/2

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.01.24"]
[Round "3"]
[White "Terkiewicz, Bruno"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "E68"]
[WhiteElo "1769"]
[BlackElo "1878"]
[PlyCount "66"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. Qc2 c6 8. Rd1 Qc7 9. Nc3 e5 10. e4 Re8 11. h3 a6 12. Be3 exd4 13. Nxd4 Nc5 14. b4 Ne6 15. Nb3 Bd7 16. Rac1 Rac8 17. Qd2 Bf8 18. f4 Rcd8 19. f5 Ng7 20. fxg6 hxg6 21. Qf2 Be7 22. Bd4 Nh7 23. Bb6 Qc8 24. Rf1 Rf8 25. Bxd8 Bxd8 26. Kh2 Ng5 27. h4 Nh7 28. Qd4 Be7 29. Kh1 Ne6 30. Qd2 Nf6 31. Nd4 Ng7 32. Nf3 Ng4 33. Rce1 Nh5 1/2-1/2

[Event "Warsaw YMCA Winter-A 271st"]
[Site "Warsaw"]
[Date "2023.01.13"]
[Round "1"]
[White "Tsiapko, Andrii"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "1651"]
[BlackElo "1878"]
[PlyCount "103"]
[EventDate "2023.01.13"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 c6 8. Qc2 b6 9. Bf4 Bb7 10. Rd1 Na6 11. b3 Rc8 12. Nc3 Qe8 13. e4 h6 14. a3 Nc7 15. Re1 Qd8 16. Qd3 Re8 17. Ne5 Nd7 18. exd5 cxd5 19. Qf3 Nxe5 20. dxe5 Bg5 21. Rad1 Qe7 22. Bxg5 Qxg5 23. Qe3 Qe7 24. b4 Red8 25. Rd4 Rd7 26. Red1 Rcd8 27. Qd2 Ba8 28. Ne4 Ne8 29. c5 Rc7 30. Rc1 Rb8 31. Nd6 bxc5 32. bxc5 Bc6 33. Rb4 Qd8 34. Rcb1 Rxb4 35. axb4 Ba8 36. Qd4 Nxd6 37. exd6 Rc8 38. Ra1 Qd7 39. Ra5 Rb8 40. Bf1 Bc6 41. Qa1 Rxb4 42. Rxa7 Rb7 43. Ra8+ Kh7 44. Rf8 Ra7 45. Bd3+ f5 46. Qb1 Rb7 47. Qc2 g6 48. Qc3 Qg7 49. Qxg7+ Kxg7 50. Rc8 Bd7 51. c6 Bxc6 52. Rxc6 1-0

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.12.22"]
[Round "13"]
[White "Pettersson, Alexander"]
[Black "Terkiewicz, Bruno"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "1849"]
[BlackElo "1846"]
[PlyCount "59"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Bd2 c5 8. Qc2 Nc6 9. Nxd5 Qxd5 10. e4 Nxd4 11. Nxd4 Qxd4 12. Bb5+ Kd8 13. Bg5+ Kc8 14. Rd1 Qxe4+ 15. Qxe4 Bxe4 16. Rd8+ Kc7 17. Rd7+ Kc8 18. Rxf7 Bd6 19. Ba6+ Kb8 20. 0-0 Bd5 21. Rd1 h6 22. Bh4 Bc7 23. Rxg7 Be5 24. Bg3 Bxg3 25. fxg3 Re8 26. Kf2 Rf8+ 27. Kg1 Re8 28. Rf7 h5 29. h3 Rg8 30. Rxd5 1-0

[Event "Warsaw-ch op"]
[Site "Warsaw"]
[Date "2022.12.07"]
[Round "7"]
[White "Chmiel, Marcin"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2174"]
[BlackElo "1836"]
[PlyCount "45"]
[EventDate "2022.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bf4 dxc4 6. e3 b5 7. Nxb5 Bb4+ 8. Nc3 Nd5 9. a3 Nxc3 10. Qd2 Nd5 11. axb4 Nxf4 12. exf4 Nb6 13. Be2 Bb7 14. 0-0 0-0 15. Ne5 Qf6 16. Rfd1 Rfd8 17. Ra5 Rd6 18. g3 a6 19. Bf3 Bxf3 20. Nxf3 Rb8 21. Rxa6 Nd5 22. Rda1 Rxb4 23. Rxd6 1-0

[Event "Warsaw-ch op"]
[Site "Warsaw"]
[Date "2022.12.06"]
[Round "6"]
[White "Pettersson, Alexander"]
[Black "Sternik, Piotr"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "1836"]
[BlackElo "1768"]
[PlyCount "137"]
[EventDate "2022.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[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. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ c6 8. Nf3 0-0 9. Ba3 Re8 10. Be2 Nd7 11. Rd1 Qc7 12. 0-0 Nf6 13. Qc2 Bg4 14. Rfe1 Rad8 15. h3 Bc8 16. Bc4 b5 17. Bb3 a5 18. Ng5 Rf8 19. e5 Bf5 20. Qe2 Nd5 21. Bxd5 Rxd5 22. c4 bxc4 23. Qxc4 Bh6 24. Ne4 Rfd8 25. Bc5 Be6 26. Qa6 Bc8 27. Qe2 Be6 28. Rb1 Ra8 29. Rb6 Bf5 30. Reb1 Rxc5 31. dxc5 Qxe5 32. Re1 Bxe4 33. Qxe4 Qxc5 34. Rxc6 Qa3 35. Rxg6+ hxg6 36. Qxa8+ Kg7 37. Qd5 e6 38. Qd4+ Kg8 39. Rb1 Bg7 40. Qc4 Be5 41. Qb3 Qc5 42. Qb5 Qc3 43. Qe2 Kg7 44. Re1 Bd4 45. Rd1 Be5 46. g3 Qc5 47. Kg2 Bf6 48. Qf3 Qc2 49. a3 Qb2 50. h4 Bd4 51. h5 gxh5 52. Rd3 a4 53. Qf4 Bf6 54. Qxa4 Qb7+ 55. Rf3 Bg5 56. Qb4 Qd5 57. Qb3 Qa8 58. Qc3+ f6 59. Qc7+ Kg6 60. Qd7 e5 61. Qf5+ Kg7 62. Kh2 h4 63. Rd3 hxg3+ 64. fxg3 Qa6 65. Rd7+ Kf8 66. Rd8+ Kg7 67. Qd7+ Kg6 68. Rg8+ Kh6 69. Rh8+ 1-0

[Event "Warsaw-ch op"]
[Site "Warsaw"]
[Date "2022.12.05"]
[Round "5"]
[White "Pettersson, Alexander"]
[Black "Klim, Filip"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1836"]
[BlackElo "2083"]
[PlyCount "108"]
[EventDate "2022.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Bd3 dxc4 8. Bxc4 0-0 9. 0-0 b5 10. Be2 Bb7 11. Rd1 Qc7 12. b3 a6 13. Bb2 c5 14. dxc5 Nxc5 15. Rac1 Rac8 16. Qb1 Qb8 17. h3 b4 18. Na4 Nce4 19. Rxc8 Rxc8 20. Nb6 Nc3 21. Bxc3 Rxc3 22. Nc4 Be4 23. Qa1 Bc5 24. Rd2 Nd5 25. Qd1 h6 26. Nfe5 Qa7 27. Bf3 Bxf3 28. Qxf3 Qc7 29. g3 a5 30. Kg2 a4 31. Rd3 Rc2 32. bxa4 Rxa2 33. Ng4 Rxa4 34. e4 Nb6 35. Nce5 Ra2 36. Rd7 Nxd7 37. Qxf7+ Kh8 38. Ng6+ Kh7 39. Nf6+ Nxf6 40. Qxc7 Rxf2+ 41. Kh1 Rf1+ 42. Kg2 Rf2+ 43. Kh1 Nxe4 44. Nh4 Bd6 45. Qb6 Nxg3+ 46. Kg1 Rd2 47. Nf3 Rd5 48. Kg2 Nf5 49. Qb7 Rd3 50. Qe4 Re3 51. Qb1 Kh8 52. Kf2 Bc5 53. Kg2 Re2+ 54. Kf1 Ng3# 0-1

[Event "Warsaw-ch op"]
[Site "Warsaw"]
[Date "2022.12.04"]
[Round "3"]
[White "Pettersson, Alexander"]
[Black "Flis, Piotr"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1836"]
[BlackElo "1552"]
[PlyCount "52"]
[EventDate "2022.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Qc2 Re8 10. Nge2 a5 11. 0-0 Na6 12. a3 Bd7 13. f3 b5 14. Bf2 b4 15. Na4 Bd6 16. Rfc1 Qb8 17. Ng3 Rc8 18. Nf1 c5 19. Bxa6 Bxa4 20. Qxa4 Rxa6 21. axb4 cxb4 22. Bg3 Bxg3 23. Nxg3 Rxc1+ 24. Rxc1 Qe8 25. Qxe8+ Nxe8 26. b3 Nd6 1/2-1/2

[Event "Warsaw-ch op"]
[Site "Warsaw"]
[Date "2022.12.04"]
[Round "4"]
[White "Praczukowski, Stanislaw"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2114"]
[BlackElo "1836"]
[PlyCount "118"]
[EventDate "2022.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. d3 0-0 6. Nbd2 c5 7. e4 Nc6 8. Re1 Qc7 9. e5 Nd7 10. Qe2 b6 11. Nf1 Nd4 12. Nxd4 cxd4 13. Bf4 a5 14. Bxd5 exd5 15. e6 Bd6 16. exd7 Bxd7 17. Bxd6 Qxd6 18. Qe7 Qc6 19. Qh4 Qxc2 20. Qxd4 Qc5 21. Qf4 Be6 22. d4 Qb4 23. Re2 Rac8 24. Ne3 Rc6 25. Rae1 h6 26. Qe5 Qb5 27. Nf5 Bxf5 28. Qxf5 Rc4 29. Qf4 a4 30. Kg2 Qc6 31. a3 b5 32. Qe5 b4 33. Re3 b3 34. R1e2 Rc2 35. Qe7 Rxe2 36. Rxe2 Qc4 37. Qe3 Rc8 38. h4 Kh7 39. Qe5 Kg8 40. Qe3 Qc1 41. Qxc1 Rxc1 42. Re8+ Kh7 43. Rd8 Rc2 44. Rxd5 Rxb2 45. Ra5 Ra2 46. Rxa4 b2 47. Rb4 Kg6 48. Kf3 Rxa3+ 49. Kf4 Ra4 50. Rb6+ f6 51. Ke4 Ra2 52. f3 Kf7 53. h5 Ke7 54. f4 Kf7 55. d5 Ke7 56. Kf5 Ra5 57. Rb7+ Kd6 58. Rxb2 Kxd5 59. Rb7 Kc6+ 0-1

[Event "Warsaw-ch op"]
[Site "Warsaw"]
[Date "2022.12.03"]
[Round "1"]
[White "Pettersson, Alexander"]
[Black "Rozycki, Bartlomiej"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "1836"]
[BlackElo "2196"]
[PlyCount "167"]
[EventDate "2022.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. Nf3 Nf6 5. Bg5 Bb4 6. Rc1 0-0 7. a3 Bxc3+ 8. Rxc3 d6 9. e3 Nbd7 10. Be2 Rc8 11. 0-0 Qe7 12. b4 h6 13. Bh4 Rfd8 14. Nd2 c5 15. Bf3 Bxf3 16. Qxf3 cxb4 17. axb4 d5 18. c5 a5 19. bxa5 bxc5 20. dxc5 Rxc5 21. Rxc5 Qxc5 22. Ra1 Ra8 23. Bxf6 Nxf6 24. Nb3 Qc3 25. Qd1 Ne4 26. Nd4 Rxa5 27. Rxa5 Qxa5 28. f3 Nd6 29. Qe2 Qc3 30. Kf2 Nc4 31. Nb5 Qe5 32. h3 Qa1 33. Nd4 g6 34. Nc2 Qc3 35. Ne1 h5 36. Nd3 Kf8 37. Ne1 e5 38. Qd3 Qc1 39. h4 Ke7 40. Nc2 Ke6 41. Kg3 Qb2 42. e4 Nb6 43. exd5+ Nxd5 44. Ne3 Nxe3 45. Qxe3 Qd4 46. Qg5 Qd3 47. Kh2 Qc3 48. Qh6 Ke7 49. Qg5+ Ke6 50. Qd8 Qd4 51. Qe8+ Kf6 52. Qh8+ Ke7 53. Kh3 Qd7+ 54. Kg3 Qc7 55. Kh3 Qc3 56. Qa8 Qe3 57. Qb7+ Kf6 58. Qc6+ Kg7 59. Kg3 Qe2 60. Qd5 Qe1+ 61. Kh3 Qe2 62. Kg3 Qe1+ 63. Kh3 Qc3 64. Kg3 Qc7 65. Kh3 Qe7 66. Kg3 Kf6 67. Qc6+ Qe6 68. Qa8 Kg7 69. Qb7 Kf8 70. Qa8+ Qe8 71. Qb7 Qe7 72. Qa8+ Kg7 73. Qd5 Kh7 74. Qe4 f6 75. Qd5 f5 76. Qd3 Kh6 77. Qd2+ Kh7 78. Qd3 e4 79. fxe4 fxe4 80. Qe3 Kg7 81. Qd4+ Kf7 82. Qe3 Qd6+ 83. Kf2 Ke6 84. Qxe4+ 1/2-1/2

[Event "Warsaw-ch op"]
[Site "Warsaw"]
[Date "2022.12.03"]
[Round "2"]
[White "Terkiewicz, Bruno"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1824"]
[BlackElo "1836"]
[PlyCount "40"]
[EventDate "2022.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Qc2 Re8 10. Nge2 Nh5 11. Bxe7 Qxe7 12. 0-0 Nd7 13. Rab1 b5 14. a4 b4 15. Na2 Bb7 16. Nac1 c5 17. dxc5 Nxc5 18. Bb5 Rec8 19. Nd4 g6 20. Rd1 Nf6 1/2-1/2

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "1"]
[White "Matyszkiewicz, Wiktor"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1793"]
[BlackElo "1849"]
[PlyCount "104"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Nf3 Bf5 8. Bxf5 gxf5 9. 0-0 e6 10. Bf4 Rg8 11. Nbd2 Ne4 12. Ne5 Nxe5 13. dxe5 Bc5 14. Nf3 Qb6 15. Qc2 Rc8 16. Rac1 a6 17. b4 Be7 18. Qb3 Rc4 19. Nd4 Qc7 20. Ne2 b5 21. f3 Ng5 22. Bxg5 Bxg5 23. f4 Bd8 24. a4 Qa7+ 25. Kh1 Qe3 26. Qd1 Bb6 27. Rf3 Qe4 28. axb5 axb5 29. Ng3 Rxg3 30. Rxg3 Qxf4 31. Qe1 Re4 32. Rg8+ Ke7 33. Qf1 Qxe5 34. Ra1 Bc7 35. Qg1 Qxc3 36. Rc1 Qe5 37. Qc5+ Bd6 38. Qg1 Bxb4 39. Qa7+ Kf6 40. Qd7 Re1+ 41. Rxe1 Qxe1+ 42. Kh2 Qe5+ 43. Kh1 Bd6 44. Qd8+ Be7 45. Qb6 b4 46. Qf2 Qe4 47. Rg4 Qb1+ 48. Kh2 Bd6+ 49. g3 Ke7 50. Qa7+ Kf6 51. Qf2 b3 52. Rd4 Bc5 0-1

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "8"]
[White "Mazurek, Jerzy"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1726"]
[BlackElo "1849"]
[PlyCount "75"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Nge2 Re8 10. 0-0 Nh5 11. Bxe7 Qxe7 12. Qd2 Nd7 13. Rae1 Nf8 14. Nc1 f5 15. Bb1 Be6 16. Nd3 Nd7 17. b4 Nhf6 18. f3 Bf7 19. Nc5 Nxc5 20. bxc5 Qd7 21. Na4 Bg6 22. Nb2 Qe6 23. Nd3 Nd7 24. Nf4 Qf6 25. Nxg6 Qxg6 26. g4 Qg5 27. Bxf5 Nf6 28. Qf2 Nh7 29. f4 Qe7 30. Qc2 Nf6 31. Rf3 Qc7 32. g5 hxg5 33. fxg5 Ne4 34. Rh3 Re7 35. Bh7+ Kf8 36. Bg6 Kg8 37. Qg2 Rf8 38. Rh8+ 1-0

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "5"]
[White "Nocek, Dominik"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1627"]
[BlackElo "1849"]
[PlyCount "68"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. b4 Bb6 7. Nf3 Ne7 8. Bb2 a5 9. Nbd2 axb4 10. axb4 Rxa1 11. Qxa1 0-0 12. Bd3 Ng6 13. 0-0 Nf4 14. Rc1 Nxd3 15. cxd3 Bd7 16. Nb3 Bb5 17. d4 Nc6 18. Bc3 Qe7 19. Nc5 Bd8 20. Qa3 b6 21. Nb3 f6 22. exf6 Qxf6 23. Re1 Bc7 24. Qb2 Bd6 25. Nbd2 Ra8 26. Ne5 Bxe5 27. dxe5 Qf8 28. Nf3 Bc4 29. Ra1 h6 30. Rxa8 Qxa8 31. b5 Na7 32. Nd4 Qe8 33. Qa3 Nxb5 34. Qa4 Qg6 0-1

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "4"]
[White "Pettersson, Alexander"]
[Black "Leszczewicz, Karol"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "1849"]
[BlackElo "1588"]
[PlyCount "59"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[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 b5 4. Nf3 bxc4 5. Nc3 g6 6. e4 d6 7. Bxc4 Bg7 8. h3 0-0 9. 0-0 Nbd7 10. Bf4 Qb6 11. Qe2 Ne8 12. a4 a5 13. e5 Nxe5 14. Nxe5 Bxe5 15. Bxe5 dxe5 16. Qxe5 Nd6 17. Bb5 Nxb5 18. Nxb5 Ba6 19. Qxe7 Bxb5 20. axb5 Qxb5 21. Rab1 Rfd8 22. Rfd1 Rd7 23. Qe5 Rad8 24. Rd2 c4 25. Rbd1 Rd6 26. h4 h5 27. Kh1 Qe8 28. Qf4 Qb5 29. Qe5 Qe8 30. Qf4 1/2-1/2

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "6"]
[White "Pettersson, Alexander"]
[Black "Milczarek, Robert"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "1849"]
[BlackElo "1584"]
[PlyCount "53"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[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. Nf3 b6 5. Bd2 Bb7 6. e3 Bxc3 7. Bxc3 Ne4 8. Rc1 0-0 9. Bd3 f5 10. 0-0 d6 11. Be1 c5 12. Nd2 Qg5 13. f4 Qg6 14. Nxe4 fxe4 15. Be2 Nd7 16. b4 Rad8 17. Bh4 Nf6 18. Qa4 cxd4 19. Qxa7 d3 20. Bd1 Rb8 21. Qxb6 d5 22. Qxe6+ Kh8 23. Bxf6 Rxf6 24. Qe5 Rc8 25. Bh5 Qxh5 26. Qxh5 dxc4 27. Rxc4 1-0

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "11"]
[White "Pettersson, Alexander"]
[Black "Moskwinski, Marek"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "1849"]
[BlackElo "1858"]
[PlyCount "111"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. d5 c5 5. e4 Be7 6. Bd3 0-0 7. Nge2 Ne8 8. 0-0 f5 9. exf5 Bxf5 10. Bxf5 Rxf5 11. Ng3 Rf8 12. Nce4 Nd7 13. Qg4 Ndf6 14. Qe6+ Kh8 15. Ng5 Qd7 16. Nf5 Bd8 17. f4 e4 18. Ng3 Nc7 19. Qxd7 Nxd7 20. N3xe4 Be7 21. Bd2 Rae8 22. Rae1 Nf6 23. Bc3 h6 24. Nxf6 Bxf6 25. Rxe8 Nxe8 26. Ne6 Rf7 27. Bxf6 Nxf6 28. a4 Kg8 29. Re1 Re7 30. g3 h5 31. h3 b6 32. Kg2 g6 33. Kf3 Ne8 34. Re3 Nf6 35. Nd8 Rxe3+ 36. Kxe3 Kf8 37. Ne6+ Ke7 38. Ng5 Ng8 39. g4 hxg4 40. hxg4 Nf6 41. Kf3 Nd7 42. Ne4 Nb8 43. Kg3 Na6 44. Kh4 Nb4 45. Kg5 Nd3 46. b3 a6 47. f5 gxf5 48. Kxf5 Nc1 49. Nd2 Kf7 50. g5 Ne2 51. g6+ Ke7 52. g7 Kf7 53. g8Q+ Kxg8 54. Ke6 Kf8 55. Kxd6 Nd4 56. Kc7 1-0

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Rylski, Tadeusz"]
[Result "1/2-1/2"]
[ECO "D47"]
[WhiteElo "1849"]
[BlackElo "1733"]
[PlyCount "136"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Be2 Bb7 9. 0-0 a6 10. b3 c5 11. Bb2 Rc8 12. Rc1 Qb6 13. a4 b4 14. Nb1 Be7 15. Nbd2 0-0 16. Nc4 Qa7 17. Bd3 Rfd8 18. Qe2 Be4 19. Rfd1 Qa8 20. Ne1 Bxd3 21. Nxd3 Ne4 22. dxc5 Nexc5 23. Nxc5 Rxc5 24. Rd3 Rg5 25. g3 Nc5 26. Rxd8+ Qxd8 27. Rd1 Rd5 28. Rxd5 Qxd5 29. Qc2 h6 30. Bd4 Ne4 31. Nb6 Qf5 32. Kg2 Kh7 33. f3 Nc3 34. Qxf5+ exf5 35. Kf2 Bf6 36. Bxf6 gxf6 37. Nc4 Kg6 38. Ke1 h5 39. Kd2 h4 40. Nb2 hxg3 41. hxg3 f4 42. exf4 Kf5 43. Nd3 Nd5 44. Nc5 a5 45. Nb7 Ke6 46. Nxa5 Kd6 47. Kd3 Nc3 48. Nc4+ Kc5 49. Nd2 f5 50. Nf1 Na2 51. Ne3 Nc1+ 52. Kc2 Ne2 53. Nxf5 Ng1 54. Nh6 Nxf3 55. Nxf7 Nd4+ 56. Kb2 Ne2 57. Ne5 Kd4 58. Nc6+ Kc5 59. Ne5 Kd4 60. Nc4 Nxg3 61. a5 Kc5 62. Kc2 Ne2 63. f5 Nd4+ 64. Kd3 Nxf5 65. a6 Kc6 66. Ke4 Ne7 67. Ke5 Nc8 68. Ke6 Na7 1/2-1/2

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "9"]
[White "Pettersson, Alexander"]
[Black "Szukalski, Antoni"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1849"]
[BlackElo "1702"]
[PlyCount "135"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[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 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 h6 8. Bh4 Bg4 9. f3 Be6 10. Nge2 Nbd7 11. 0-0 0-0 12. Kh1 Re8 13. Bf2 c5 14. Qd2 Rc8 15. Rad1 Nb6 16. Nf4 Bd7 17. Rfe1 cxd4 18. exd4 Bd6 19. Rxe8+ Bxe8 20. Bg3 a6 21. Re1 Bc6 22. Bb1 Qc7 23. Nfe2 Bxg3 24. Nxg3 Re8 25. Rxe8+ Bxe8 26. Qe3 Bc6 27. Nf5 Nc4 28. Qc1 Qd8 29. b3 Nd6 30. Ne3 Qe8 31. Kg1 Nb5 32. Nxb5 Bxb5 33. Kf2 Bc6 34. Qc5 Nd7 35. Qd6 Qf8 36. Qxf8+ Kxf8 37. Nf5 f6 38. Bd3 Kf7 39. Ke3 Nf8 40. h4 Ne6 41. g3 Nc7 42. h5 Ne8 43. Kf4 Nc7 44. Nd6+ Ke7 45. Nf5+ Kf7 46. Nh4 Ne6+ 47. Ke3 Nf8 48. Bf5 Ne6 49. Bxe6+ Kxe6 50. Ng6 Be8 51. Nf4+ Kd6 52. Kd3 Bb5+ 53. Kc3 Be8 54. Kb4 b6 55. a3 a5+ 56. Kc3 b5 57. b4 a4 58. Kd3 Bf7 59. Ke3 Be8 60. Kf2 Bf7 61. Kg2 Be8 62. Kh3 Bd7+ 63. Kh4 Bf5 64. g4 Bc2 65. Nh3 Bb1 66. f4 Ke6 67. f5+ Bxf5 68. Nf4+ 1-0

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "12"]
[White "Rylski, Tadeusz"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1733"]
[BlackElo "1849"]
[PlyCount "112"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bxf3 10. Nxf3 Bd6 11. Bxd6 Qxd6 12. 0-0 Rb8 13. Ne5 0-0 14. f4 b5 15. Bxb5 Nxd4 16. cxd4 a6 17. a4 axb5 18. a5 Qa6 19. Qd3 Qd6 20. b4 Rfc8 21. Rfc1 Ne4 22. Rxc8+ Rxc8 23. Qxb5 Rb8 24. Qd3 f6 25. Nc4 Qxb4 26. Nb6 Qb2 27. Rf1 Rxb6 28. axb6 Qxb6 29. Rb1 Qa7 30. Kf1 h6 31. Rd1 Qa2 32. Qe3 h5 33. Rc1 Qb2 34. Rc8+ Kh7 35. Qe2 Qa1+ 36. Qe1 Qa6+ 37. Qe2 Qxc8 38. Qxh5+ Kg8 39. g3 f5 40. Kg2 Nf6 41. Qe2 Kf7 42. Qb5 Qc2+ 43. Kh3 Qc4 44. Qb7+ Kg6 45. Qb6 Qe2 46. Qd8 Qg4+ 47. Kg2 Qe2+ 48. Kh3 Qe3 49. Qb6 Ng4 50. Qc6 Qxd4 51. Qxe6+ Nf6 52. Qe2 Qe4 53. Qd1 d4 54. Kh4 d3 55. Kh3 Qe2 56. Qb3 d2 0-1

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "10"]
[White "Safanowski, Tomasz"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "1708"]
[BlackElo "1849"]
[PlyCount "56"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. d3 c6 6. g3 Bd6 7. Bg2 0-0 8. 0-0 Re8 9. Re1 Bg4 10. Rb1 Nbd7 11. b4 a6 12. a4 h6 13. Be3 Ne5 14. Nd4 Qd7 15. Qd2 Bf8 16. Nb3 Bxb4 17. Bc5 Bxc3 18. Qxc3 Qc7 19. a5 Nfd7 20. h3 Nxc5 21. Nxc5 Bc8 22. e4 d4 23. Qb4 Rd8 24. Rec1 Nd7 25. Na4 Ne5 26. Nc5 Nd7 27. Nb3 Ne5 28. Nc5 Nd7 1/2-1/2

[Event "Warsaw YMCA Autumn-A 266th"]
[Site "Warsaw"]
[Date "2022.09.30"]
[Round "3"]
[White "Terkiewicz, Bruno"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1846"]
[BlackElo "1849"]
[PlyCount "89"]
[EventDate "2022.09.30"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Qc2 Re8 10. Nf3 Ne4 11. Bxe7 Qxe7 12. Rb1 Nd7 13. 0-0 Ndf6 14. b4 a6 15. a4 Bf5 16. h3 Rad8 17. Rfc1 Rd6 18. b5 axb5 19. axb5 Nxc3 20. Qxc3 Ne4 21. Qa3 Qf6 22. bxc6 bxc6 23. Ne5 Rde6 24. Rb7 Bg6 25. Qa2 Qg5 26. Rxc6 Rxc6 27. Nxc6 Nd6 28. Rb3 Bxd3 29. Rxd3 Nc4 30. Rc3 Re6 31. Nb4 Rg6 32. f4 Qg3 33. Qf2 Qxh3 34. Nxd5 Qe6 35. f5 Qxd5 36. fxg6 fxg6 37. Qa2 Nxe3 38. Qxd5+ Nxd5 39. Rc5 Ne7 40. Re5 Kf7 41. d5 Kf6 42. d6 Nc6 43. Re3 Kf7 44. Kf2 h5 45. d7 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.11"]
[Round "9.44"]
[White "Komendecki, Jacek"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1977"]
[BlackElo "1849"]
[PlyCount "65"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Legnica Miedz"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. c4 e5 3. Nf3 d6 4. d4 Nd7 5. Be2 Ngf6 6. Nc3 g6 7. 0-0 Bg7 8. dxe5 dxe5 9. Qd6 Qe7 10. Qxe7+ Kxe7 11. b3 h6 12. Ba3+ Ke6 13. Rad1 Bf8 14. Bb2 Bc5 15. Na4 Bd6 16. Rfe1 Bb4 17. Nc3 a5 18. a3 Bc5 19. Na4 Nxe4 20. Nxc5+ Nexc5 21. Nxe5 Nxe5 22. Bg4+ f5 23. Rxe5+ Kf7 24. Rxc5 Re8 25. Bf3 Be6 26. a4 Red8 27. Kf1 g5 28. Rxd8 Rxd8 29. Bh5+ Ke7 30. Ke2 Kd6 31. Rxa5 c5 32. Rb5 Bc8 33. Rb6+ 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.10"]
[Round "8.58"]
[White "Szydelko, Michal"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1699"]
[BlackElo "1849"]
[PlyCount "40"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Radkow Giecek"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 e6 6. Nf3 c5 7. c3 Nc6 8. Bd3 Bd7 9. 0-0 cxd4 10. Nxd4 Qc7 11. Re1 Be7 12. Qe2 0-0 13. Nxc6 Qxc6 14. Be3 Bc5 15. Bxc5 Qxc5 16. Ne4 Nxe4 17. Qxe4 Qb5 18. b3 Rfd8 19. Rad1 h6 20. h3 Qa6 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.09"]
[Round "7.82"]
[White "Pettersson, Alexander"]
[Black "Markiewicz, Mateusz"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1849"]
[BlackElo "2048"]
[PlyCount "72"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Mogalo"]
[BlackTeam "Pilzno GKSz Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. Nf3 c6 3. c4 e6 4. e3 Nf6 5. Bd3 dxc4 6. Bxc4 Bb4+ 7. Nbd2 0-0 8. 0-0 Nbd7 9. b3 Bc3 10. Ba3 Bxa1 11. Bxf8 Nxf8 12. Qxa1 Ng6 13. Rc1 Bd7 14. Bd3 Nf8 15. Nc4 Be8 16. Bb1 Qe7 17. Nce5 N6d7 18. Nd3 f6 19. Nf4 g5 20. Nd3 Bg6 21. Nc5 Nxc5 22. Bxg6 hxg6 23. Rxc5 Nd7 24. Rc1 Kf7 25. e4 g4 26. Nd2 Rh8 27. Qc3 Qd6 28. Nf1 Nb6 29. a4 Rd8 30. a5 Nc8 31. Rd1 Qf4 32. d5 exd5 33. exd5 Ne7 34. Ne3 Nxd5 35. Qc5 Qe4 36. g3 Nxe3 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.08"]
[Round "6.70"]
[White "Grajczak, Adrian"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1831"]
[BlackElo "1849"]
[PlyCount "55"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Lipusz WDA"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. d4 d5 3. f3 Qb6 4. Nc3 dxe4 5. fxe4 e5 6. Nf3 exd4 7. Nxd4 Bc5 8. Na4 Qa5+ 9. c3 Be7 10. b4 Qe5 11. Bd3 Nf6 12. 0-0 0-0 13. Bf4 Qh5 14. Qc2 g6 15. Rae1 Nbd7 16. Re3 Nb6 17. Nxb6 axb6 18. Nf5 Bxf5 19. exf5 Nd5 20. Rh3 Qg4 21. Bh6 Rfe8 22. Be2 Bc5+ 23. bxc5 Rxe2 24. Rg3 Rxc2 25. Rxg4 Raxa2 26. c4 Ne7 27. f6 Nc8 28. Rd1 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.06"]
[Round "4.46"]
[White "Cichon, Bartlomiej"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1984"]
[BlackElo "1849"]
[PlyCount "112"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Wieliczka MKS MOS"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. Nc3 d5 3. Nf3 a6 4. d4 Bg4 5. exd5 cxd5 6. h3 Bh5 7. g4 Bg6 8. Ne5 Nc6 9. Bf4 e6 10. h4 Nxe5 11. Bxe5 h5 12. g5 Ne7 13. Bd3 Qb6 14. Qd2 Rc8 15. 0-0-0 Nf5 16. Ne2 Bd6 17. Nf4 Bxe5 18. dxe5 Qc7 19. Rde1 Ne7 20. Bxg6 Nxg6 21. Nxg6 fxg6 22. Qd3 Qf7 23. Kb1 0-0 24. Rhf1 Qf5 25. Qb3 b5 26. a4 Kh7 27. axb5 axb5 28. f4 Rc4 29. Rf2 b4 30. Ref1 Qg4 31. Qf3 Qf5 32. Qd3 Re4 33. b3 Rc8 34. Qd2 Rc3 35. Kb2 Rh3 36. Rh2 Qg4 37. Qf2 Rxh2 38. Qxh2 Re2 39. Rf2 Re1 40. Rd2 Re4 41. Rg2 Qf3 42. Qg3 Qd1 43. Rg1 Qd4+ 44. Kb1 Rxf4 45. Rh1 Re4 46. Ka2 Rxe5 47. Rd1 Qxd1 48. Qxe5 Qxc2+ 49. Ka1 Qd1+ 50. Ka2 Qc2+ 51. Ka1 Qf5 52. Qd6 Qg4 53. Qh2 Qd4+ 54. Ka2 e5 55. Qe2 e4 56. Qb5 e3 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.05"]
[Round "3.64"]
[White "Pettersson, Alexander"]
[Black "Kotula, Pawel"]
[Result "1/2-1/2"]
[ECO "E70"]
[WhiteElo "1849"]
[BlackElo "1740"]
[PlyCount "89"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Mogalo"]
[BlackTeam "Marklowice Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 Nc6 7. 0-0 Nh5 8. Bc2 e5 9. d5 Ne7 10. Rb1 f5 11. exf5 gxf5 12. f4 Ng6 13. Be3 Qe7 14. Qd2 Bh6 15. fxe5 Bxe3+ 16. Qxe3 dxe5 17. Rbe1 Bd7 18. Kh1 Qh4 19. b3 Rae8 20. Qf2 Qg5 21. Ng1 Re7 22. Nf3 Qh6 23. Kg1 Rg7 24. Kh1 Ngf4 25. Ne2 Nxe2 26. Rxe2 Ng3+ 27. Kg1 Nxe2+ 28. Qxe2 e4 29. Nd4 Qf6 30. Qf2 Qe5 31. Ne2 c6 32. Nf4 cxd5 33. cxd5 Bb5 34. Rd1 Rg4 35. g3 Rc8 36. a4 e3 37. Qg2 e2 38. Re1 Rxc2 39. axb5 Qe3+ 40. Qf2 Qd2 41. Rxe2 Rc1+ 42. Kg2 Qd1 43. Rd2 Qh1+ 44. Kh3 Rf1 45. Qe2 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.04"]
[Round "2.5"]
[White "Raczek, Krzysztof"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2113"]
[BlackElo "1849"]
[PlyCount "101"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Bydgoszcz Energia Gwiazda"]
[BlackTeam "Warszawa Mogalo"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. d4 d5 3. Nd2 a6 4. e5 Bf5 5. g4 Bd7 6. Bd3 e6 7. Nb3 b6 8. c4 Bb4+ 9. Kf1 a5 10. a3 Bf8 11. Bf4 Ne7 12. Bg5 Na6 13. Qe2 Nc7 14. c5 a4 15. cxb6 axb3 16. bxc7 Qxc7 17. Rc1 Ng6 18. Nf3 Be7 19. Bxg6 fxg6 20. Bxe7 Kxe7 21. Qe3 Rhf8 22. h4 h6 23. Rg1 Rab8 24. Rg3 Rf7 25. Nd2 Rbf8 26. Rf3 Rxf3 27. Nxf3 Bc8 28. Kg2 Ba6 29. Nd2 Qb6 30. Rc5 Bc4 31. f3 Qa6 32. Kg3 Rb8 33. Qc3 Rb5 34. Rxb5 Qxb5 35. Qb4+ Qxb4 36. axb4 Kd7 37. Kf2 Kc7 38. Ke3 Kb6 39. f4 Kb5 40. f5 gxf5 41. gxf5 exf5 42. e6 f4+ 43. Kxf4 Bd3 44. Nxb3 Kxb4 45. Nc5 Bg6 46. Ke5 Kc4 47. Nb7 Bh5 48. e7 Kd3 49. Nc5+ Ke3 50. Ne6 g5 51. Ng7 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.03"]
[Round "1.83"]
[White "Pettersson, Alexander"]
[Black "Swider, Pawel"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1849"]
[BlackElo "1920"]
[PlyCount "43"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Mogalo"]
[BlackTeam "Krakow AGH"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 Bf5 6. Qb3 b5 7. cxd5 cxd5 8. a4 b4 9. Na2 a5 10. Bb5+ Nbd7 11. Bd2 Rc8 12. Rc1 e6 13. 0-0 Bd6 14. Rxc8 Qxc8 15. Rc1 Qb8 16. Ne5 Qa8 17. Nxb4 Bxe5 18. dxe5 Ne4 19. Be1 axb4 20. Qxb4 Qb8 21. f3 Nec5 22. Qxc5 1-0

[Event "Warsaw Chess op-A"]
[Site "Warsaw"]
[Date "2022.07.25"]
[Round "9"]
[White "Zalega, Maciej"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "1912"]
[BlackElo "1968"]
[PlyCount "57"]
[EventDate "2022.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 Be7 8. 0-0 0-0 9. Qe2 c5 10. c3 b6 11. Be3 Bb7 12. Ne5 Nd5 13. Nxd7 Qxd7 14. Rad1 Qc6 15. f3 Nxe3 16. Qxe3 cxd4 17. cxd4 Qd7 18. Kh1 Rfd8 19. Nh5 Rac8 20. Rfe1 Qd5 21. Be4 Qxh5 22. Bxb7 Bd6 23. f4 Rc2 24. d5 Bc5 25. Qb3 Rf2 26. dxe6 Rfd2 27. Rxd2 Rxd2 28. Bf3 Qh4 29. exf7+ 1-0

[Event "Warsaw Chess op-A"]
[Site "Warsaw"]
[Date "2022.07.24"]
[Round "8"]
[White "Pettersson, Alexander"]
[Black "Oniani, Tamar"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1968"]
[BlackElo "1663"]
[PlyCount "58"]
[EventDate "2022.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[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. Nc3 Bb4 4. Bd2 c5 5. Nf3 d5 6. a3 Bxc3 7. Bxc3 Ne4 8. Rc1 Nc6 9. dxc5 Nxc3 10. Rxc3 d4 11. Rc1 e5 12. e3 Qa5+ 13. Qd2 Qxc5 14. b4 Qe7 15. Be2 d3 16. Qxd3 e4 17. Qc3 exf3 18. Qxg7 Qe5 19. Qxe5+ Nxe5 20. gxf3 Bf5 21. Rd1 Rg8 22. Rd5 f6 23. Rb5 0-0-0 24. e4 Be6 25. a4 Kb8 26. Rc5 Rd4 27. f4 Nxc4 28. Bf3 Nb2 29. e5 Nd3+ 0-1

[Event "Warsaw Chess op-A"]
[Site "Warsaw"]
[Date "2022.07.23"]
[Round "6"]
[White "Pettersson, Alexander"]
[Black "Celinski, Kamil"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1968"]
[BlackElo "1876"]
[PlyCount "88"]
[EventDate "2022.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 b4 5. Nbd2 g6 6. e4 d6 7. h3 Bg7 8. Bd3 Nh5 9. g3 0-0 10. Kf1 e6 11. Kg2 exd5 12. cxd5 f5 13. exf5 Bxf5 14. Nc4 Bxd3 15. Qxd3 Nd7 16. Re1 Nb6 17. Re6 Nxc4 18. Qxc4 Qd7 19. g4 Qf7 20. Qe4 Nf6 21. Qd3 Nd7 22. Qe2 Ne5 23. Ng5 Qb7 24. Qe4 h6 25. f4 hxg5 26. fxe5 Qf7 27. Be3 Rae8 28. Rxe8 Qxe8 29. e6 Bxb2 30. Rb1 Bf6 31. Rf1 Kg7 32. Bxc5 dxc5 33. d6 Qa8 34. Qxa8 Rxa8 35. Rc1 Be5 36. d7 Bf6 37. Rxc5 Rd8 38. Kf3 Be7 39. Rc6 Kf6 40. Ke4 Rh8 41. Rc8 Bd8 42. Kd5 Ke7 43. Rc1 Rxh3 44. Rf1 Rd3+ 0-1

[Event "Warsaw Chess op-A"]
[Site "Warsaw"]
[Date "2022.07.23"]
[Round "7"]
[White "Yunusov, Mukhammad"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1874"]
[BlackElo "1968"]
[PlyCount "86"]
[EventDate "2022.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. c3 f6 6. Bd3 e5 7. dxe5 fxe5 8. Qh5+ g6 9. Bxg6+ hxg6 10. Qxh8 exf4 11. Qxg8 Bf5 12. Ne2 Qe7 13. 0-0 Qxe2 14. Qxd5 Qxb2 15. Qb3 Qxa1 16. Nd2 Qxf1+ 17. Kxf1 0-0-0 18. Nf3 Be7 19. Nd4 Nxd4 20. cxd4 Kb8 21. Qf7 Bd6 22. h3 Rc8 23. Qd5 Bc7 24. Kg1 Re8 25. Kh2 Rh8 26. f3 Rd8 27. Qc4 Rc8 28. Qd5 a6 29. a4 Rd8 30. Qc4 Bb6 31. d5 Be3 32. Qb3 Bf2 33. g4 fxg3+ 34. Kg2 Rh8 35. f4 Bxh3+ 36. Kf3 Bd7 37. Qb2 Re8 38. Qg7 Bf5 39. d6 Be4+ 40. Ke2 Bc6+ 41. Kd2 Bb6 42. Qxg6 g2 43. d7 Rd8 0-1

[Event "Warsaw Chess op-A"]
[Site "Warsaw"]
[Date "2022.07.22"]
[Round "5"]
[White "Kostecka, Marika"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "1836"]
[BlackElo "1968"]
[PlyCount "46"]
[EventDate "2022.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Ng5 e6 6. Bd3 Ngf6 7. N1f3 Bd6 8. Qe2 h6 9. Ne4 Nxe4 10. Qxe4 Nf6 11. Qe2 b6 12. Bd2 Bb7 13. 0-0-0 Qc7 14. Kb1 0-0-0 15. c4 c5 16. Bc3 Kb8 17. Rhe1 Ka8 18. g3 Rhg8 19. Bc2 Rc8 20. dxc5 Bxc5 21. Ne5 Rgd8 22. f4 Bf8 23. h3 Qe7 1/2-1/2

[Event "Warsaw Chess op-A"]
[Site "Warsaw"]
[Date "2022.07.21"]
[Round "4"]
[White "Pettersson, Alexander"]
[Black "Adamski, Adam"]
[Result "1/2-1/2"]
[ECO "D81"]
[WhiteElo "1968"]
[BlackElo "1784"]
[PlyCount "44"]
[EventDate "2022.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Be6 6. Qb5+ Bd7 7. Qb3 c5 8. d5 b5 9. Nxb5 Qa5+ 10. Nc3 Na6 11. Bf4 Bg7 12. f3 0-0 13. e4 Rab8 14. Bxb8 Rxb8 15. Qc2 Nxd5 16. Nge2 Rxb2 17. Qxb2 Nxc3 18. Qd2 Nb4 19. Nxc3 Nc2+ 20. Qxc2 Bxc3+ 21. Kf2 Bd4+ 22. Kg3 Qc7+ 1/2-1/2

[Event "Warsaw Chess op-A"]
[Site "Warsaw"]
[Date "2022.07.20"]
[Round "3"]
[White "Siekanska, Zuzanna"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1712"]
[BlackElo "1968"]
[PlyCount "61"]
[EventDate "2022.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Qa4+ Nc6 5. Nf3 Nge7 6. a3 Bxc3+ 7. bxc3 0-0 8. e3 Bd7 9. Qc2 h6 10. Bd3 Na5 11. cxd5 exd5 12. 0-0 c5 13. dxc5 Rc8 14. e4 dxe4 15. Bxe4 Bc6 16. Be3 Qc7 17. Nd4 Bxe4 18. Qxe4 a6 19. Rab1 Rfe8 20. Qg4 Ng6 21. Nf5 Re6 22. Bd4 h5 23. Qg5 Qf4 24. Qxh5 Ne5 25. Rbe1 g6 26. Bxe5 Rxe5 27. Nh6+ Kh7 28. Qxe5 Qxh6 29. Qe7 Kg7 30. Re3 Rxc5 31. Rf3 1-0

[Event "Warsaw Chess op-A"]
[Site "Warsaw"]
[Date "2022.07.19"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Bogusz, Alan"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "1968"]
[BlackElo "1794"]
[PlyCount "91"]
[EventDate "2022.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[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. Nc3 b6 4. Nf3 Bb7 5. Bg5 Be7 6. Qc2 h6 7. Bh4 d6 8. e3 Nbd7 9. Rd1 0-0 10. Be2 Nh5 11. Bxe7 Qxe7 12. 0-0 g6 13. Rd2 f5 14. Rfd1 Nhf6 15. b4 Ne4 16. Nxe4 Bxe4 17. Qb3 g5 18. c5 f4 19. exf4 Rxf4 20. Ne1 Bd5 21. Bc4 c6 22. Re2 Bxc4 23. Qxc4 d5 24. Qd3 Rf6 25. Nf3 b5 26. Ne5 Nxe5 27. Rxe5 a5 28. a3 axb4 29. axb4 Ra4 30. Qb1 Qh7 31. Qb3 Qa7 32. Re2 Ra3 33. Qb1 Qa4 34. h4 g4 35. Rde1 Qa7 36. Re3 Ra2 37. R3e2 Ra3 38. Re3 Ra2 39. Rf1 Ra3 40. Qc1 Ra4 41. Qe1 Qf7 42. Rg3 Rf4 43. Re3 Rf6 44. Rg3 Rf4 45. Re3 Rf6 46. Rg3 1/2-1/2

[Event "Warsaw Chess op-A"]
[Site "Warsaw"]
[Date "2022.07.18"]
[Round "1"]
[White "Poltorak, Sebastian"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2322"]
[BlackElo "1968"]
[PlyCount "127"]
[EventDate "2022.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. cxd5 exd5 7. Bd3 c6 8. Nge2 Re8 9. 0-0 h6 10. Bh4 Nh5 11. Bxe7 Qxe7 12. Ng3 Nxg3 13. hxg3 Nd7 14. Re1 Nf6 15. Qd2 Bd7 16. f3 Rad8 17. Qf2 Bc8 18. Re2 Qd6 19. g4 b6 20. Rd1 Re7 21. Qh4 c5 22. g5 hxg5 23. Qxg5 a6 24. Bb1 b5 25. a3 Bb7 26. Qh4 Rde8 27. Kf2 cxd4 28. Rh1 Kf8 29. Qxd4 g6 30. e4 Qf4 31. g3 Qg5 32. Rh8+ Kg7 33. Rxe8 Rxe8 34. e5 Nh5 35. e6+ Kg8 36. Qg4 Qxg4 37. fxg4 Nf6 38. g5 Ne4+ 39. Nxe4 dxe4 40. exf7+ Kxf7 41. Rc2 e3+ 42. Ke2 Re7 43. Rc1 Bd5 44. Rf1+ Kg7 45. Rf6 Bc4+ 46. Ke1 Rf7 47. Rxg6+ Kf8 48. Rf6 Rxf6 49. gxf6 Kf7 50. Bc2 Kxf6 51. b3 Be6 52. Ke2 a5 53. Kxe3 Ke5 54. Bd1 b4 55. a4 Bf7 56. g4 Be6 57. g5 Bf7 58. Bc2 Bg8 59. g6 Be6 60. g7 Bg8 61. Ke2 Kd4 62. Kd2 Kd5 63. Bd3 Ke5 64. Bc2 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2022.07.17"]
[Round "9"]
[White "Lasota, Adam"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1892"]
[BlackElo "1968"]
[PlyCount "23"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. c3 f6 6. Nf3 Bg4 7. Be2 e6 8. h3 Bh5 9. Qb3 Qd7 10. Nbd2 Bd6 11. Bxd6 Qxd6 12. Qxb7 1-0

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2022.07.16"]
[Round "8"]
[White "Pettersson, Alexander"]
[Black "Rejniak, Zuzanna"]
[Result "1-0"]
[ECO "D97"]
[WhiteElo "1968"]
[BlackElo "1813"]
[PlyCount "51"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. Nf3 0-0 7. e4 c6 8. Be2 b6 9. Qa4 c5 10. dxc5 bxc5 11. 0-0 Bb7 12. Rd1 Nfd7 13. Bb5 Bc8 14. Bf4 e5 15. Nxe5 Nxe5 16. Rxd8 Rxd8 17. Rd1 Rxd1+ 18. Qxd1 Nbd7 19. Qd5 Rb8 20. Bxd7 Bb7 21. Bxe5 Bxd5 22. Bxb8 Bxc3 23. bxc3 Bxa2 24. Bxa7 Bb1 25. Bxc5 Bxe4 26. Bd6 1-0

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2022.07.15"]
[Round "7"]
[White "Bartodziej, Bartosz"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1809"]
[BlackElo "1968"]
[PlyCount "53"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Ne2 Re8 9. Qc2 h5 10. 0-0 h4 11. h3 Nd7 12. Bf4 Nf8 13. Bxd6 Qxd6 14. Rae1 Be6 15. f4 Rad8 16. f5 Bc8 17. Qd2 Re7 18. Rf4 Rde8 19. Rxh4 Re3 20. Rf1 c5 21. Nf4 cxd4 22. Qd1 Nd7 23. Bc4 Ne5 24. Qh5 Kf8 25. Qxf7+ Nxf7 26. Ng6+ Kg8 27. Rh8# 1-0

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2022.07.13"]
[Round "5"]
[White "Skrzypczynski, Kacper"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1793"]
[BlackElo "1968"]
[PlyCount "77"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Qc2 Re8 10. Nge2 Nh5 11. Bxe7 Qxe7 12. 0-0 Nd7 13. Rab1 Nf8 14. b4 Nf6 15. Qb3 Bd7 16. b5 Rad8 17. Qa4 cxb5 18. Bxb5 a6 19. Bxd7 Rxd7 20. Rb6 Rc8 21. Qb3 Ne6 22. Rb1 Rcc7 23. h3 Qd8 24. f3 Qc8 25. Kf2 Qd8 26. Ke1 Nh5 27. Kf2 Qh4+ 28. Kg1 Qg5 29. Nd1 Ng3 30. Nxg3 Qxg3 31. Nf2 Ng5 32. Kf1 Nxf3 33. gxf3 Qxf3 34. Qd3 Re7 35. Rxa6 f5 36. Ra3 Rc4 37. Re1 Re4 38. Qe2 Qg3 39. Nxe4 1-0

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2022.07.11"]
[Round "3"]
[White "Hertlein, Irena"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1850"]
[BlackElo "1968"]
[PlyCount "41"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Nf3 Bxc5 6. a3 Ne7 7. b4 Bb6 8. Bb2 0-0 9. Bd3 a5 10. Bxh7+ Kxh7 11. Ng5+ Kg8 12. Qh5 Re8 13. Qxf7+ Kh8 14. Qh5+ Kg8 15. Qf7+ Kh8 16. h4 Nf5 17. g4 Nd4 18. Qh5+ Kg8 19. Qh7+ Kf8 20. Qh8+ Ke7 21. Qxg7# 1-0

[Event "Bydgoszcz PGNiG Rapid"]
[Site "Bydgoszcz"]
[Date "2021.09.18"]
[Round "3"]
[White "Pettersson, Alexander"]
[Black "Dobrowolski, Piotr"]
[Result "0-1"]
[ECO "A77"]
[WhiteElo "1968"]
[BlackElo "2413"]
[PlyCount "126"]
[EventDate "2021.09.18"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 e6 2. c4 c5 3. d5 exd5 4. cxd5 d6 5. e4 g6 6. Be2 Bg7 7. Nf3 Nf6 8. Nc3 0-0 9. 0-0 Re8 10. Nd2 a6 11. a4 Nbd7 12. Re1 h6 13. Bf1 Qc7 14. a5 b5 15. axb6 Nxb6 16. Nc4 Nxc4 17. Bxc4 Nd7 18. h3 Ne5 19. Bf1 g5 20. f4 gxf4 21. Bxf4 Qe7 22. Qh5 Qf6 23. Bc1 Qg6 24. Be2 Rb8 25. Ra3 c4 26. Qxg6 fxg6 27. Ra4 Nd3 28. Bxd3 cxd3 29. Rd1 Bxc3 30. bxc3 Rb1 31. Rf1 Bd7 32. Rd4 Rf8 33. Rd1 Bb5 34. Re1 Rc8 35. Bd2 Rxe1+ 36. Bxe1 a5 37. Kf2 Bc4 38. Bd2 a4 39. Bc1 Bb5 40. Bb2 a3 41. Bxa3 Rxc3 42. Bb4 Rc2+ 43. Kf3 Rc1 44. Bxd6 Rf1+ 45. Kg3 Rd1 46. Bb4 Rb1 47. e5 Ba4 48. d6 Kf7 49. d7 Bxd7 50. Rxd7+ Ke6 51. Rb7 d2 52. Bxd2 Rxb7 53. Bxh6 Kxe5 54. Bf4+ Kf5 55. Bd2 Rb3+ 56. Kf2 Rb2 57. Ke3 Rb3+ 58. Ke2 Ke4 59. Bg5 Rg3 60. h4 Rxg2+ 61. Kf1 Kf3 62. Ke1 Rg4 63. Be7 Re4+ 0-1

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2021.07.14"]
[Round "5"]
[White "Kubicka, Anna"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2210"]
[BlackElo "1995"]
[PlyCount "57"]
[EventDate "2021.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Qc2 g6 9. Be3 Nd7 10. h4 Re8 11. 0-0-0 Nf8 12. h5 Qa5 13. Kb1 Be6 14. b3 Qc7 15. Nf3 a5 16. hxg6 fxg6 17. Rh4 Bf7 18. Rdh1 a4 19. b4 b6 20. Bh6 Ne6 21. Nd2 Qe7 22. Nc4 b5 23. Ne3 f5 24. Bxf5 gxf5 25. Nxf5 Qc7 26. Rg4+ Bg6 27. Nxd6 Qxd6 28. Rxg6+ Kf7 29. Bg5 1-0

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2021.07.10"]
[Round "1"]
[White "Pacan Milej, Kosma"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2421"]
[BlackElo "1995"]
[PlyCount "63"]
[EventDate "2021.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. Qc2 c6 9. h3 Re8 10. Nf3 Nf8 11. Bf4 Bd6 12. Bxd6 Qxd6 13. 0-0 g6 14. Rab1 Ne6 15. Rfc1 Ng7 16. b4 a6 17. Na4 Bf5 18. Nc5 Qc7 19. a4 Bxd3 20. Nxd3 Ne4 21. b5 axb5 22. axb5 Rec8 23. bxc6 bxc6 24. Nfe5 Nf5 25. Qxc6 Qxc6 26. Rxc6 f6 27. Rxc8+ Rxc8 28. Nd7 Rc3 29. Nb4 Ne7 30. Nb6 Nd2 31. Rd1 Nc4 32. N6xd5 1-0

[Event "Vaxjo op"]
[Site "Vaxjo"]
[Date "2020.02.09"]
[Round "8"]
[White "Pettersson, Alexander"]
[Black "Kabadayi, Can"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1999"]
[BlackElo "2193"]
[PlyCount "41"]
[EventDate "2020.02.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Bd7 8. Qa3 0-0 9. Nf3 b6 10. Be2 c5 11. Be3 Nc6 12. d5 Na5 13. Rc1 f5 14. exf5 Bxf5 15. c4 e6 16. dxe6 Qe7 17. 0-0 Bxe6 18. Ng5 Bd7 19. Rfe1 Rae8 20. Bf3 Bd4 21. Bd5+ 1-0

[Event "Vaxjo op"]
[Site "Vaxjo"]
[Date "2020.02.07"]
[Round "3"]
[White "Kucuksari, Kaan"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2337"]
[BlackElo "1999"]
[PlyCount "59"]
[EventDate "2020.02.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Nbd2 b6 8. Qc2 Bb7 9. e4 Na6 10. e5 Nd7 11. a3 Rc8 12. b4 c5 13. dxc5 bxc5 14. b5 Nc7 15. a4 f6 16. Bb2 fxe5 17. Nxe5 Nxe5 18. Bxe5 Bf6 19. Rae1 Bxe5 20. Rxe5 Qf6 21. f4 Ba8 22. Nf3 dxc4 23. Ng5 g6 24. Bxa8 Rxa8 25. Qxc4 Rfe8 26. Rfe1 Re7 27. Rxc5 h6 28. Ne4 Qg7 29. a5 Nd5 30. Rxd5 1-0

[Event "Vaxjo op"]
[Site "Vaxjo"]
[Date "2020.02.07"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Lindberg, Bengt"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "1999"]
[BlackElo "2389"]
[PlyCount "85"]
[EventDate "2020.02.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[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 b6 4. a3 Ba6 5. Qb3 Bb7 6. Bg5 Be7 7. e3 d6 8. Nc3 Nbd7 9. Be2 h6 10. Bh4 0-0 11. 0-0 c5 12. dxc5 Nxc5 13. Qc2 Nfe4 14. Bxe7 Qxe7 15. b4 Nxc3 16. Qxc3 Ne4 17. Qb2 Ng5 18. Nxg5 Qxg5 19. g3 Rfd8 20. Rfd1 Rac8 21. Rac1 Qf5 22. Qd4 Qh3 23. Bf1 Qh5 24. Bg2 Bf3 25. Bxf3 Qxf3 26. Qf4 Qxf4 27. gxf4 Kf8 28. Rd4 Ke7 29. Rcd1 f6 30. Kf1 e5 31. fxe5 fxe5 32. Rg4 g5 33. h4 Kf6 34. hxg5+ hxg5 35. Ke2 Kf5 36. f3 Rd7 37. Rh1 b5 38. Rh6 e4 39. Rxe4 bxc4 40. Ree6 Rf8 41. Kf2 d5 42. Kg3 c3 43. e4+ 1-0

[Event "Bialystok Zamenhof Memorial 38th"]
[Site "Bialystok"]
[Date "2019.12.31"]
[Round "9"]
[White "Pettersson, Alexander"]
[Black "Budrewicz, Krzysztof"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2016"]
[BlackElo "2275"]
[PlyCount "70"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Bd3 d6 6. Nge2 c6 7. 0-0 a6 8. h3 b5 9. Be3 bxc4 10. Bxc4 d5 11. Bd3 dxe4 12. Nxe4 Nd5 13. Bg5 h6 14. Bd2 Nd7 15. Qc1 Kh7 16. Qxc6 N7b6 17. Nc5 Ra7 18. Ba5 Rc7 19. Bxb6 Rxc6 20. Bxd8 Rxd8 21. Be4 Rb6 22. Nb3 Nb4 23. Nc5 f5 24. Bb1 Nc6 25. Nb3 a5 26. Re1 a4 27. Nc5 a3 28. bxa3 Nxd4 29. Nxd4 Bxd4 30. Nb3 Bxa1 31. Nxa1 Re6 32. Rc1 Red6 33. Bc2 Be6 34. Nb3 Rc8 35. Kf1 Bxb3 0-1

[Event "Bialystok Zamenhof Memorial 38th"]
[Site "Bialystok"]
[Date "2019.12.30"]
[Round "7"]
[White "Paszkowski, Krystian"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "1950"]
[BlackElo "2016"]
[PlyCount "78"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[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. Nf3 d5 4. b3 Be7 5. Bg2 0-0 6. 0-0 b6 7. Bb2 Bb7 8. Ne5 Qc8 9. d4 dxc4 10. Nxc4 Bxg2 11. Kxg2 Qb7+ 12. f3 Rd8 13. Qc2 Nbd7 14. e4 c5 15. Nbd2 b5 16. Ne5 Rac8 17. Nxd7 Qxd7 18. d5 exd5 19. e5 Ne8 20. f4 f6 21. Rae1 d4 22. Ne4 Qd5 23. Rf3 c4 24. bxc4 bxc4 25. exf6 Bxf6 26. Nxf6+ Nxf6 27. Re5 Qb7 28. Ba3 Ng4 29. Re7 Ne3+ 30. Rexe3 dxe3 31. Bc1 Re8 32. Qe2 c3 33. f5 c2 34. Kg1 Qxf3 35. Qxf3 e2 36. Bd2 c1Q+ 37. Bxc1 e1Q+ 38. Kg2 Rxc1 39. Qb3+ Kh8 0-1

[Event "Bialystok Zamenhof Memorial 38th"]
[Site "Bialystok"]
[Date "2019.12.30"]
[Round "8"]
[White "Pettersson, Alexander"]
[Black "Eigminas, Kipras"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2016"]
[BlackElo "2127"]
[PlyCount "86"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 0-0 6. Bd3 d6 7. Nge2 e6 8. 0-0 Na6 9. Ng3 Nc7 10. a4 Na6 11. Re1 Nb4 12. Bf1 e5 13. Bg5 h6 14. Bd2 Nh7 15. f4 h5 16. f5 h4 17. fxg6 fxg6 18. Nh1 h3 19. gxh3 Qh4 20. Na2 a5 21. Nxb4 axb4 22. Ng3 Bh6 23. Bg2 Bxd2 24. Qxd2 Ng5 25. Rf1 Bxh3 26. Rxf8+ Rxf8 27. Rf1 Rxf1+ 28. Nxf1 Qg4 29. Ng3 Bxg2 30. Qxg2 Qd1+ 31. Nf1 Qd4+ 32. Kh1 Qxe4 33. Nd2 Qf4 34. Kg1 Kg7 35. h3 e4 36. Kh1 b6 37. Nf1 e3 38. b3 Ne4 39. Kg1 Kf6 40. Qe2 Qf2+ 41. Qxf2+ exf2+ 42. Kg2 Ke5 43. Ne3 Kd4 1-0

[Event "Bialystok Zamenhof Memorial 38th"]
[Site "Bialystok"]
[Date "2019.12.29"]
[Round "5"]
[White "Flak, Pawel"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2180"]
[BlackElo "2016"]
[PlyCount "63"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Bf4 g6 5. h3 Bg7 6. Nc3 0-0 7. Qd2 Re8 8. Bh6 Bh8 9. e4 c5 10. Be2 cxd4 11. Nxd4 Nc5 12. f3 Ne6 13. Ncb5 Nxd4 14. Nxd4 Bd7 15. g4 a6 16. h4 Qc7 17. h5 e6 18. hxg6 fxg6 19. Rd1 Rad8 20. Kf1 Bc6 21. Nxc6 Qxc6 22. Kg2 Rd7 23. b3 Red8 24. Kh3 d5 25. cxd5 exd5 26. e5 Nxg4 27. fxg4 Bxe5 28. Bf3 Kh8 29. Rhf1 Qe6 30. Bxd5 Qe7 31. Bg5 Rxd5 32. Qxd5 1-0

[Event "Bialystok Zamenhof Memorial 38th"]
[Site "Bialystok"]
[Date "2019.12.29"]
[Round "6"]
[White "Pettersson, Alexander"]
[Black "Kumala, Aleksander"]
[Result "1/2-1/2"]
[ECO "A85"]
[WhiteElo "2016"]
[BlackElo "2218"]
[PlyCount "57"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. e3 f5 5. f3 Nf6 6. Bd3 Be7 7. Nge2 0-0 8. 0-0 Nc6 9. a3 a5 10. b3 Nh5 11. Qc2 Bg5 12. f4 Bh6 13. Bb2 Qh4 14. d5 Ne7 15. Nd4 Nf6 16. Rf3 Qh5 17. Rh3 Qf7 18. dxe6 dxe6 19. Ncb5 Rac8 20. Nf3 Ng6 21. Nh4 Ng4 22. Be2 Nxh4 23. Rxh4 Nxe3 24. Qc3 Qg6 25. g3 Ng4 26. Bf3 Bxf3 27. Qxf3 Nf6 28. Be5 Rfd8 29. Na7 1/2-1/2

[Event "Bialystok Zamenhof Memorial 38th"]
[Site "Bialystok"]
[Date "2019.12.28"]
[Round "4"]
[White "Pettersson, Alexander"]
[Black "Tihonov, Jurij"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2016"]
[BlackElo "2394"]
[PlyCount "112"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Qc2 dxc4 5. Qxc4 Nf6 6. g3 b5 7. Qc2 Bb7 8. Bg2 Nbd7 9. Ne5 Nxe5 10. dxe5 Nd5 11. 0-0 c5 12. a3 Qc7 13. f4 c4 14. Nc3 Bc5+ 15. Kh1 Nxc3 16. Qxc3 Bxg2+ 17. Kxg2 Qb7+ 18. Qf3 0-0-0 19. b4 Bb6 20. a4 a6 21. Ra3 Qxf3+ 22. Kxf3 Kb7 23. Be3 Rd5 24. Bxb6 Kxb6 25. e4 Rd2 26. axb5 Kxb5 27. Ra5+ Kxb4 28. Rxa6 Rc8 29. Ke3 Rd3+ 30. Ke2 Kc5 31. Ra7 Rb8 32. Ra2 Kd4 33. Rc1 Rc8 34. Rac2 c3 35. Ra1 Re3+ 36. Kf2 Rxe4 37. Rd1+ Kc4 38. Rxc3+ Kxc3 39. Rc1+ Kd3 40. Rxc8 Rc4 41. Rd8+ Ke4 42. Rd2 h5 43. Re2+ Kf5 44. Kg2 h4 45. Kh3 hxg3 46. hxg3 Rc8 47. Ra2 Rh8+ 48. Kg2 Kg4 49. Ra7 Rf8 50. Rb7 g6 51. Rc7 Ra8 52. Rxf7 Ra2+ 53. Kf1 Kxg3 54. Rf6 Kf3 55. Ke1 Ke3 56. Kf1 Kf3 1/2-1/2

[Event "Bialystok Zamenhof Memorial 38th"]
[Site "Bialystok"]
[Date "2019.12.28"]
[Round "3"]
[White "Reza, Wojciech"]
[Black "Pettersson, Alexander"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2308"]
[BlackElo "2016"]
[PlyCount "58"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. b3 d5 4. Bb2 Bd6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 b6 8. Nc3 Bb7 9. Rc1 dxc4 10. bxc4 c5 11. d3 Qe7 12. Nb5 Bb8 13. Qb3 Rd8 14. Rfd1 Nf8 15. a4 Ng6 16. Ra1 e5 17. Ne1 Bxg2 18. Nxg2 a5 19. Ne3 Qe6 20. Nc3 Ne7 21. Ne4 Bc7 22. Bc3 Ng4 23. Bd2 Nxe3 24. Bxe3 Nc6 25. Nc3 Nb4 26. Nb5 Rac8 27. Na7 Ra8 28. Nb5 Rac8 29. Na7 Ra8 1/2-1/2

[Event "Bialystok Zamenhof Memorial 38th"]
[Site "Bialystok"]
[Date "2019.12.27"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Zaura, Vidmantas"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2016"]
[BlackElo "2141"]
[PlyCount "82"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 d6 3. Nc3 Nd7 4. e4 b6 5. Nf3 g6 6. Bd3 Bg7 7. Bg5 Bf6 8. Be3 Ne7 9. Qd2 e5 10. d5 Nc5 11. Bc2 a5 12. 0-0 0-0 13. a3 Bg4 14. Ne1 Bg7 15. Nd3 f5 16. f3 Bh5 17. b4 Nxd3 18. Bxd3 f4 19. Bf2 g5 20. h3 Be8 21. c5 bxc5 22. bxc5 Bd7 23. cxd6 cxd6 24. Nb5 Rf6 25. Rfc1 Rc8 26. Rxc8 Nxc8 27. Rc1 h5 28. Nc7 Kh7 29. Bb5 Bxb5 30. Nxb5 Rg6 31. Nc7 Ne7 32. Ne6 Qb8 33. Qxa5 g4 34. hxg4 hxg4 35. Kf1 Ng8 36. Qb6 Qe8 37. Qc6 Qb8 38. Qb6 Qe8 39. Qxd6 Qb5+ 40. Ke1 gxf3 41. gxf3 Qd3 1-0

[Event "Bialystok Zamenhof Memorial 38th"]
[Site "Bialystok"]
[Date "2019.12.27"]
[Round "1"]
[White "Sieciechowicz, Marcin"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2366"]
[BlackElo "2016"]
[PlyCount "109"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 c6 8. Qc2 Nbd7 9. Nge2 Re8 10. 0-0 Nf8 11. f3 Ng6 12. Rad1 Be6 13. h3 Nh5 14. Bxe7 Qxe7 15. Bxg6 hxg6 16. e4 g5 17. g4 Nf6 18. e5 Nh7 19. f4 gxf4 20. Nxf4 Qh4 21. Qf2 Qxf2+ 22. Rxf2 Bd7 23. Re1 Ng5 24. h4 Ne6 25. Nxe6 Bxe6 26. g5 b6 27. Rd1 Red8 28. Kg2 Rd7 29. Kg3 c5 30. Rfd2 c4 31. Rf1 a6 32. Na4 Rb7 33. Rdf2 Rab8 34. h5 Bd7 35. Nc3 Be6 36. g6 b5 37. Kh4 Rc8 38. Kg5 Rcb8 39. Ne2 b4 40. Nf4 Re8 41. Rh1 Rf8 42. Nxe6 fxe6 43. Rxf8+ Kxf8 44. h6 gxh6+ 45. Kf6 c3 46. bxc3 bxc3 47. Rxh6 Kg8 48. Rh3 Rc7 49. g7 Rf7+ 50. Kxe6 Rc7 51. Rh1 c2 52. Rc1 Kxg7 53. Kd6 Rc3 54. e6 Kf8 55. Kd7 1-0

[Event "Malmo op"]
[Site "Malmo"]
[Date "2019.12.13"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Barkhagen, Jonas"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2016"]
[BlackElo "2436"]
[PlyCount "68"]
[EventDate "2019.12.13"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Bd2 Nd7 8. Qc2 c5 9. e4 Nxc3 10. Bxc3 cxd4 11. Nxd4 a6 12. Be2 Qc7 13. 0-0 Bd6 14. Nf3 0-0 15. Rac1 Bf4 16. Bd2 Qxc2 17. Rxc2 Bxe4 18. Rc4 Bxd2 19. Rxe4 Bh6 20. Rc4 b5 21. Rc7 Nb6 22. Rd1 Rfc8 23. Rb7 Rcb8 24. Rxb8+ Rxb8 25. g3 Nd5 26. Ne5 Rc8 27. Bf3 Rc5 28. Bxd5 Rxd5 29. Rxd5 exd5 30. Nc6 Bc1 31. b3 Bxa3 32. Nb8 a5 33. Nc6 a4 34. Nd4 Bb2 0-1

[Event "Hasselbacken op"]
[Site "Stockholm"]
[Date "2019.11.01"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Roshka, Yevgeniy"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2064"]
[BlackElo "2415"]
[PlyCount "36"]
[EventDate "2019.11.01"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. d5 a5 6. Bd3 Na6 7. Nge2 Nc5 8. Bc2 Nh6 9. Ng3 0-0 10. 0-0 f5 11. exf5 Nxf5 12. Nxf5 Bxf5 13. Bxf5 gxf5 14. Be3 b6 15. Qd2 Qh4 16. b3 f4 17. Bxc5 f3 18. Be3 Qg4 0-1

[Event "Stockholm op"]
[Site "Stockholm"]
[Date "2019.08.17"]
[Round "8"]
[White "Pettersson, Alexander"]
[Black "Karlsson, Lars"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2075"]
[BlackElo "2454"]
[PlyCount "53"]
[EventDate "2019.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. d5 Nd4 7. Nge2 Bg4 8. f3 Bxf3 9. gxf3 Nxf3+ 10. Kf2 Nh4 11. Ng3 f5 12. exf5 Nh6 13. Be2 0-0 14. Qd2 N6xf5 15. Kg1 Nxe3 16. Qxe3 Rf4 17. Nce4 Bh6 18. Qd3 Qd7 19. h3 Raf8 20. Rf1 Rxf1+ 21. Nxf1 Bf4 22. Nfg3 h5 23. Rh2 Nf5 24. Rg2 Kh8 25. Nxf5 Qxf5 26. Ng3 Qxh3 27. Nf1 1/2-1/2

[Event "Stockholm op"]
[Site "Stockholm"]
[Date "2019.08.14"]
[Round "5"]
[White "Pettersson, Alexander"]
[Black "Namini, Armin"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2075"]
[BlackElo "2237"]
[PlyCount "82"]
[EventDate "2019.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 Nc6 7. 0-0 Nh5 8. Be3 e5 9. d5 Nd4 10. Bc2 Nxc2 11. Qxc2 f5 12. exf5 gxf5 13. f4 Kh8 14. c5 Bd7 15. cxd6 cxd6 16. Qb3 b5 17. Rac1 Qb8 18. a3 a5 19. Qd1 Nf6 20. b4 Ng4 21. Qd2 axb4 22. axb4 Nxe3 23. Qxe3 Ra3 24. Ra1 exf4 25. Qf2 Qa8 26. Rac1 Be5 27. Qh4 Rg8 28. Rf3 Rg4 29. Qf2 Ra1 30. Qe1 Ra7 31. h3 Rg5 32. Nxf4 Qg8 33. Nce2 Be8 34. Qf2 Ra2 35. Kh1 Bf7 36. Rd1 Bxf4 37. Rxf4 Qg7 38. Rc1 Qe5 39. Rc8+ Bg8 40. Qh4 Rg7 41. Nd4 Raxg2 0-1

[Event "Lund CellaVision Cup"]
[Site "Lund"]
[Date "2019.08.02"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Kristiansen, Jens"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "2075"]
[BlackElo "2400"]
[PlyCount "60"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 g6 6. Be2 Bg7 7. Nf3 0-0 8. 0-0 Ne8 9. Ne1 Nd7 10. Nd3 f5 11. f4 a6 12. fxe5 Nxe5 13. Nxe5 Bxe5 14. Bd2 Nf6 15. Bg5 Qe8 16. exf5 Bxf5 17. Bd3 Ng4 18. h3 Bd4+ 19. Kh1 Nf2+ 20. Rxf2 Bxf2 21. Bh6 Rf7 22. Bxf5 Rxf5 23. Qg4 Qe5 24. Rf1 Re8 25. a4 Bd4 26. Bf4 Qf6 27. Rf3 Bxc3 28. bxc3 Re4 29. g3 h5 30. Bg5 hxg4 0-1

[Event "Warsaw Najdorf Memorial op-A 17th"]
[Site "Warsaw"]
[Date "2019.07.12"]
[Round "7"]
[White "Adamczyk, Zuzanna"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1900"]
[BlackElo "2083"]
[PlyCount "72"]
[EventDate "2019.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 c5 8. c3 Be7 9. 0-0 0-0 10. Qe2 b6 11. Ne4 Bb7 12. dxc5 Nxc5 13. Nxc5 Bxc5 14. Bf4 Qd5 15. Be5 Ng4 16. Bc4 Qe4 17. Bg3 Rad8 18. Rad1 h6 19. h3 Nf6 20. Be5 Qf5 21. Nd4 Qg6 22. Nf3 Ne4 23. Bd4 Bxd4 24. cxd4 Nf6 25. Bd3 Qh5 26. Ne5 Qh4 27. f4 Kh8 28. Bg6 Kg8 29. Nxf7 Rxf7 30. Qxe6 Rdf8 31. d5 Qg3 32. Rf3 Qxg6 33. f5 Qg5 34. Kh2 Bxd5 35. Rxd5 Nxd5 36. Qxd5 Kh8 0-1

[Event "Warsaw Najdorf Memorial op-A 17th"]
[Site "Warsaw"]
[Date "2019.07.11"]
[Round "6"]
[White "Pettersson, Alexander"]
[Black "Marcinczyk, Monika"]
[Result "1/2-1/2"]
[ECO "A53"]
[WhiteElo "2083"]
[BlackElo "1960"]
[PlyCount "88"]
[EventDate "2019.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 e5 5. d5 g6 6. e4 Nc5 7. Qc2 a5 8. Be3 b6 9. h3 Bg7 10. Be2 0-0 11. g4 Kh8 12. Bg5 Bd7 13. 0-0-0 Qe8 14. Bxf6 Bxf6 15. g5 Bg7 16. h4 h5 17. gxh6 Bxh6+ 18. Kb1 Qe7 19. Rdg1 Kg7 20. h5 g5 21. Nh4 Rh8 22. Bg4 gxh4 23. Bxd7+ Kf8 24. Bc6 Rd8 25. Qe2 Bg5 26. Qg4 f6 27. Rxh4 Bxh4 28. Qxh4 Rh6 29. Ne2 Qh7 30. Ng3 Kf7 31. Rh1 Rh8 32. a3 a4 33. Qh3 f5 34. exf5 Rg8 35. Qf1 Rg4 36. Qe2 Rf4 37. Qc2 Nb3 38. Bxa4 Nd4 39. Qd2 Kf6 40. Bc2 Qg8 41. Qc1 Qg4 42. Rg1 Kf7 43. Bd1 Qg5 44. Bc2 Nf3 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A 17th"]
[Site "Warsaw"]
[Date "2019.07.10"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2238"]
[BlackElo "2083"]
[PlyCount "81"]
[EventDate "2019.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. 0-0 e6 8. Qe1 Bxe2 9. Qxe2 Bd6 10. f4 Nge7 11. g3 g6 12. Nd2 h5 13. Nf3 Nf5 14. Bd2 Kf8 15. Rae1 Kg7 16. Ne5 a6 17. Qg2 b5 18. b4 Nce7 19. Rf2 Rac8 20. Qf1 Rb8 21. Qg2 Qa7 22. a3 a5 23. Qf1 Qb7 24. bxa5 Bxa3 25. Ra1 b4 26. Be1 Qa7 27. Rfa2 Rhc8 28. Rb1 bxc3 29. Rxb8 Qxb8 30. Rxa3 Qb2 31. Rxc3 Rxc3 32. Bxc3 Qxc3 33. a6 Qxd4+ 34. Qf2 Qa1+ 35. Kg2 d4 36. Kh3 Ne3 37. Qf3 f6 38. Qb7 N3f5 39. Bxf5 exf5 40. Qxe7+ Kh8 41. Qxf6+ 1-0

[Event "Warsaw Najdorf Memorial op-A 17th"]
[Site "Warsaw"]
[Date "2019.07.09"]
[Round "4"]
[White "Pettersson, Alexander"]
[Black "Godzwon, Iwo"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2083"]
[BlackElo "2285"]
[PlyCount "102"]
[EventDate "2019.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. Bg5 exd5 6. cxd5 h6 7. Bxf6 Qxf6 8. Qc2 d6 9. e4 a6 10. a4 b4 11. Be2 Nd7 12. Nbd2 g5 13. Nc4 Bg7 14. a5 0-0 15. 0-0 Qe7 16. Rae1 Bb7 17. Nfd2 Ne5 18. f4 Ng6 19. fxg5 hxg5 20. Bg4 Ne5 21. Bf5 Nxc4 22. Nxc4 Bd4+ 23. Kh1 Kg7 24. Qd1 Rad8 25. Qg4 Rh8 26. g3 f6 27. Be6 Bc8 28. Bxc8 Rxc8 29. Rf5 Rcd8 30. Ref1 Rh6 31. Kg2 Re8 32. Re1 Rg6 33. b3 Rh8 34. Rh1 Rh4 35. gxh4 gxh4 36. Qxg6+ Kxg6 37. Kf3 Qf8 38. h3 Qh6 39. Re1 Kf7 40. Kg4 Qg6+ 41. Kf3 Qg3+ 42. Ke2 Qxb3 43. Nxd6+ Ke7 44. Nc8+ Kd8 45. Nb6 Qe3+ 46. Kf1 Qxh3+ 47. Ke2 Qg2+ 48. Kd1 b3 49. Re2 Qg1+ 50. Re1 b2 51. Rxg1 b1Q+ 0-1

[Event "Warsaw Najdorf Memorial op-A 17th"]
[Site "Warsaw"]
[Date "2019.07.08"]
[Round "3"]
[White "Punin, Andrii"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2305"]
[BlackElo "2083"]
[PlyCount "59"]
[EventDate "2019.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Ne5 Nd7 11. Nxg6 hxg6 12. d5 cxd5 13. Qxd5 Qc7 14. Bg2 Nc5 15. b4 Na4 16. Qb5+ Qd7 17. Qxd7+ Kxd7 18. Bf4 Kc8 19. Kd2 e6 20. Kc2 Be7 21. Kb3 Nb6 22. Rhd1 a5 23. a4 Nd5 24. Bxd5 exd5 25. Rxd5 axb4 26. Re1 Bf6 27. cxb4 Ra6 28. b5 Rxh3+ 29. Bg3 Re6 30. Rc1+ 1-0

[Event "Warsaw Najdorf Memorial op-A 17th"]
[Site "Warsaw"]
[Date "2019.07.07"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Romanishin, Oleg M"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2083"]
[BlackElo "2443"]
[PlyCount "86"]
[EventDate "2019.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Bxd2 Bb7 7. Bg5 d6 8. e3 Nbd7 9. Be2 h6 10. Bh4 g5 11. Bg3 Ne4 12. d5 e5 13. Nd2 Ndf6 14. Bd3 Nxd2 15. Qxd2 Qe7 16. Bf5 Bc8 17. Qc2 Bd7 18. b4 e4 19. Bxd7+ Nxd7 20. 0-0 0-0 21. f4 exf3 22. Rxf3 Ne5 23. Bxe5 Qxe5 24. Raf1 Kg7 25. Qf2 f6 26. Rf5 Qc3 27. h4 Rae8 28. hxg5 hxg5 29. e4 Qxc4 30. Qb2 Re5 31. Qf2 Rxf5 32. Qxf5 Qd4+ 33. Rf2 Rf7 34. g3 Qa1+ 35. Kg2 Qxa3 36. Rf1 Qb2+ 37. Kf3 Qc3+ 38. Kg4 Qe5 39. Qf3 Re7 40. Re1 a5 41. bxa5 bxa5 42. Qf1 a4 43. Kf3 f5 0-1

[Event "Warsaw Najdorf Memorial op-A 17th"]
[Site "Warsaw"]
[Date "2019.07.06"]
[Round "1"]
[White "Mosesov, Danylo"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2353"]
[BlackElo "2083"]
[PlyCount "110"]
[EventDate "2019.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bf4 dxc4 6. e3 b5 7. Nxb5 Bb4+ 8. Nc3 Nd5 9. Qc2 Nxf4 10. exf4 Bb7 11. Bxc4 Bxf3 12. gxf3 0-0 13. 0-0-0 Bxc3 14. Qxc3 Qf6 15. Kb1 Nb6 16. Bb3 Qxf4 17. Qe3 Qh4 18. Rc1 Rfd8 19. f4 Nd5 20. Bxd5 Rxd5 21. Rxc7 Qf6 22. Rhc1 g6 23. R1c4 Rf5 24. Qa3 Rd8 25. Rc8 Rfd5 26. Rxd8+ Rxd8 27. Qe3 Rd5 28. a4 Qh4 29. h3 Qh5 30. Ka2 Qd1 31. Qb3 Qe2 32. Rc8+ Kg7 33. Rc5 Rxd4 34. Qc3 Qe4 35. Ra5 Kh6 36. Qb3 Rb4 37. Qd1 Rxb2+ 38. Kxb2 Qb4+ 39. Kc2 Qxa5 40. Qd4 Kh5 41. Qd1+ Kh6 42. Qd4 a6 43. Kb2 Qd5 44. Qe3 Qc4 45. f5+ Kh5 46. fxg6 fxg6 47. Ka3 g5 48. Qf3+ Kg6 49. Qe3 a5 50. Kb2 Qb4+ 51. Qb3 Qxb3+ 52. Kxb3 Kf5 53. Kc4 g4 54. h4 Kf4 55. Kb5 Kf3 0-1

[Event "Stockholm Elo Challenge"]
[Site "Stockholm"]
[Date "2019.06.02"]
[Round "7"]
[White "Bergqvist, Gustav"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1751"]
[BlackElo "2045"]
[PlyCount "99"]
[EventDate "2019.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. b3 cxd4 5. exd4 Nc6 6. Bb2 Bg4 7. Nbd2 e6 8. Be2 Qb6 9. 0-0 Rc8 10. Rc1 Bd6 11. c4 Bb8 12. cxd5 exd5 13. Ne5 Bxe2 14. Qxe2 0-0 15. Nxc6 Rxc6 16. Nf3 Re6 17. Qd3 Qd6 18. g3 Ne4 19. Nh4 Rf6 20. Rc2 Qd7 21. f3 Nxg3 22. Rff2 Qh3 23. hxg3 Bxg3 24. Rh2 Bxh2+ 25. Rxh2 Qg3+ 26. Ng2 Rg6 27. Qe2 Rc8 28. Rh5 h6 29. Rxd5 Kh7 30. Rc5 Rd8 31. Qf2 Qh3 32. Re5 f6 33. Re7 Rd5 34. Re2 Rdg5 35. f4 Rh5 36. Kf1 Qg4 37. Ke1 Rh2 38. d5 Qd7 39. Qf3 Rh1+ 40. Kd2 Rh3 41. Qe4 f5 42. Qe5 Rd6 43. Ne3 Rxe3 44. Qxe3 Rxd5+ 45. Ke1 Rd1+ 46. Kf2 Qd6 47. Qe5 Qb6+ 48. Re3 Rd2+ 49. Kg3 Qg6+ 50. Kf3 0-1

[Event "Stockholm Elo Challenge"]
[Site "Stockholm"]
[Date "2019.06.01"]
[Round "6"]
[White "Pettersson, Alexander"]
[Black "Thiborg, Jesper"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2045"]
[BlackElo "2085"]
[PlyCount "53"]
[EventDate "2019.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Qc2 Nbd7 8. Bd3 Nf8 9. Nge2 Bd7 10. 0-0 Ne6 11. Bxf6 Bxf6 12. b4 Rc8 13. Rab1 Qe7 14. Rfc1 Qd6 15. b5 c5 16. dxc5 Rxc5 17. Qb3 0-0 18. Rd1 Rfc8 19. Nxd5 Rxd5 20. Bxh7+ Kxh7 21. Rxd5 Qb6 22. Rxd7 Kg8 23. Nf4 Rc3 24. Qd5 Nxf4 25. exf4 Rc2 26. Qxf7+ Kh8 27. Qe8+ 1-0

[Event "Stockholm Elo Challenge"]
[Site "Stockholm"]
[Date "2019.06.01"]
[Round "5"]
[White "Willinger, Tim"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "D41"]
[WhiteElo "2073"]
[BlackElo "2045"]
[PlyCount "166"]
[EventDate "2019.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[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. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bc4 Nxc3 9. bxc3 Nc6 10. 0-0 0-0 11. Re1 Bd7 12. Bd3 Rc8 13. Bc2 Qc7 14. Qd3 g6 15. Bh6 Rfd8 16. Bg5 f6 17. Bd2 Nb4 18. cxb4 Qxc2 19. Qxc2 Rxc2 20. Rec1 Rdc8 21. a3 Kf7 22. Kf1 Bb5+ 23. Ke1 Ke8 24. Be3 Rxc1+ 25. Rxc1 Rxc1+ 26. Bxc1 Kd7 27. Kd2 Kc6 28. Kc3 Kd5 29. Be3 Bf1 30. g3 a5 31. Nd2 axb4+ 32. axb4 Bb5 33. Kb3 Bd8 34. Nb1 Bc4+ 35. Kc3 g5 36. Nd2 Be2 37. Nb3 b6 38. Nd2 Be7 39. Kb3 h6 40. Nb1 Bd1+ 41. Kc3 Bd6 42. Nd2 Be2 43. f3 f5 44. Bg1 Be7 45. Be3 Bf6 46. Bf2 h5 47. Be3 h4 48. Bf2 hxg3 49. hxg3 Bg7 50. Be3 Bf6 51. Bf2 Bd8 52. Be3 Be7 53. Bf2 Bd6 54. Be3 Bxg3 55. Bxg5 Bf2 56. Bf6 Be1 57. Be5 Bxf3 58. Kd3 Be4+ 59. Ke2 Bh4 60. Ke3 Bg5+ 61. Ke2 Be7 62. b5 Bb4 63. Ke3 Bc2 64. Bc7 Ba5 65. Nf3 Ba4 66. Nh4 Bxb5 67. Ng6 Kc6 68. Be5 Bb4 69. Nf4 Bc4 70. Bf6 Bd6 71. Ng6 Ba2 72. Ne7+ Kd7 73. Ng6 b5 74. Ne5+ Kc7 75. Kd3 b4 76. Bg5 Bd5 77. Bc1 Kb6 78. Ke3 Kb5 79. Kd3 Ka4 80. Kc2 b3+ 81. Kc3 Bb4+ 82. Kd3 Ba3 83. Kd2 b2 0-1

[Event "Stockholm Elo Challenge"]
[Site "Stockholm"]
[Date "2019.05.31"]
[Round "4"]
[White "Pettersson, Alexander"]
[Black "Karlsson, Lars"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2045"]
[BlackElo "2448"]
[PlyCount "98"]
[EventDate "2019.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. d5 Nd4 7. Nge2 Nxe2 8. Bxe2 f5 9. exf5 gxf5 10. f4 e4 11. Bh5+ Kf8 12. Bd4 Bxd4 13. Qxd4 Qf6 14. 0-0-0 Qxd4 15. Rxd4 Nf6 16. Be2 Rg8 17. Rg1 Bd7 18. Kd2 Ke7 19. Ke3 a6 20. Rd2 c5 21. dxc6 Bxc6 22. g3 h5 23. h3 Rg6 24. Bd1 Rc8 25. Rdg2 Bd7 26. Be2 Rcg8 27. Kf2 Bc6 28. Ke3 b5 29. cxb5 axb5 30. a3 Bd7 31. Bf1 Rb8 32. Na2 Nd5+ 33. Kd4 Be6 34. Nc3 Nxc3 35. bxc3 Rgg8 36. Be2 Rgc8 37. Rb1 Rc5 38. Rgg1 Bc4 39. Bxh5 Rd5+ 40. Ke3 Rd3+ 41. Kf2 Rxc3 42. Rgc1 Rxc1 43. Rxc1 Ra8 44. Rc3 d5 45. Ke3 Kd6 46. Kd4 Ra4 47. Ke3 Kc5 48. Kd2 d4 49. Rc1 Rxa3 0-1

[Event "Stockholm Elo Challenge"]
[Site "Stockholm"]
[Date "2019.05.30"]
[Round "2"]
[White "Pettersson, Alexander"]
[Black "Viklund, Dick"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2045"]
[BlackElo "1826"]
[PlyCount "71"]
[EventDate "2019.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[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 d5 4. Nc3 Be7 5. Bg5 0-0 6. e3 b6 7. cxd5 exd5 8. Qb3 Bb7 9. Be2 Nbd7 10. 0-0 Re8 11. Rfd1 c6 12. Rac1 Ne4 13. Bf4 Bd6 14. Nxe4 Bxf4 15. Ng3 Bc7 16. Bd3 Rc8 17. Qa3 Bb8 18. b4 g6 19. Ba6 Bxa6 20. Qxa6 Qe7 21. a3 Red8 22. Rc2 Rc7 23. Rdc1 Rdc8 24. Qd3 Nf6 25. Qb3 Nd7 26. Ne2 Qd6 27. Nf4 h6 28. h3 g5 29. Nd3 Kg7 30. Qc3 f6 31. Qe1 h5 32. e4 dxe4 33. Qxe4 Qd5 34. Qe3 Kg6 35. h4 g4 36. Nf4+ 1-0

[Event "Stockholm Elo Challenge"]
[Site "Stockholm"]
[Date "2019.05.30"]
[Round "3"]
[White "Sjostrand, Joel"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "1977"]
[BlackElo "2045"]
[PlyCount "100"]
[EventDate "2019.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. 0-0 0-0 6. b3 c6 7. Bb2 b6 8. d3 Bb7 9. Nbd2 c5 10. cxd5 Bxd5 11. Nc4 Nbd7 12. Qc2 b5 13. Ne3 Bb7 14. a4 a6 15. axb5 axb5 16. Rxa8 Bxa8 17. Ra1 Qb6 18. Qc3 Bb7 19. Ng4 Ra8 20. Rxa8+ Bxa8 21. Nxf6+ Nxf6 22. Ne5 Bxg2 23. Kxg2 Qb7+ 24. e4 Qa8 25. Nd7 Qa7 26. Nxf6+ Bxf6 27. Qc1 Bxb2 28. Qxb2 f6 29. b4 Kf7 30. Qc3 cxb4 31. Qxb4 Qa4 32. Qd6 b4 33. h4 Qb5 34. g4 Qb7 35. Qd4 b3 36. Qb2 Qb4 37. h5 Qb5 38. Qb1 b2 39. Kf3 Qb3 40. Ke2 Ke7 41. Kd2 Kd6 42. f4 e5 43. g5 fxg5 44. fxe5+ Kxe5 45. Ke2 g4 46. Kf2 Kd4 47. Ke2 Kc5 48. e5 Kb4 49. d4 Qf3+ 50. Kd2 Qf2+ 0-1

[Event "Stockholm Elo Challenge"]
[Site "Stockholm"]
[Date "2019.05.29"]
[Round "1"]
[White "Glad, Bjorn"]
[Black "Pettersson, Alexander"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "1665"]
[BlackElo "2045"]
[PlyCount "72"]
[EventDate "2019.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[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. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng3 e6 7. Nf3 Bd6 8. Qe2 0-0 9. Bg5 b5 10. Bd3 Qc7 11. Ne4 Bb4+ 12. c3 Be7 13. Nxf6+ Nxf6 14. Bxf6 Bxf6 15. Qe4 g6 16. Bxb5 Bb7 17. Be2 c5 18. Qe3 cxd4 19. cxd4 Bxf3 20. Bxf3 Rab8 21. 0-0 Rfd8 22. Rac1 Qa5 23. Rfd1 Rxb2 24. Qf4 Bg5 25. Qc7 Qxc7 26. Rxc7 Rxa2 27. d5 exd5 28. Rc5 Be7 29. Rcxd5 Rxd5 30. Bxd5 Rb2 31. f3 Bc5+ 32. Kh1 a5 33. Ra1 a4 34. g4 a3 35. Rc1 Bd6 36. h3 a2 0-1

[Event "Hasselbacken op"]
[Site "Stockholm"]
[Date "2018.11.03"]
[Round "5"]
[White "Schneider, Stefan"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2365"]
[BlackElo "2002"]
[PlyCount "95"]
[EventDate "2018.11.02"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Bd6 5. Bg3 c5 6. Ngf3 Nc6 7. c3 0-0 8. Bb5 cxd4 9. exd4 Qc7 10. Bxd6 Qxd6 11. 0-0 Bd7 12. Qe2 a6 13. Bd3 Qf4 14. Ne5 Nxe5 15. dxe5 Ng4 16. Nf3 f6 17. g3 Qh6 18. h4 Nxe5 19. Nxe5 fxe5 20. Qxe5 Qd2 21. Qd4 Kh8 22. Rfe1 Rf6 23. Re2 Qh6 24. Re5 Raf8 25. f4 Bb5 26. Bxb5 axb5 27. Rae1 Qg6 28. Kh2 h6 29. Qe3 Ra8 30. a3 Ra6 31. Qe2 Rb6 32. Kh3 Kg8 33. Qe3 Rc6 34. Qa7 Rf7 35. R1e2 Qd3 36. Kh2 Qf3 37. Rf2 Qg4 38. Qa5 Kh7 39. Qxb5 Rc4 40. Re3 g5 41. Qe8 Kg7 42. hxg5 hxg5 43. Qxe6 Qh5+ 44. Kg2 gxf4 45. gxf4 Kf8 46. Qe8+ Kg7 47. Rg3+ Kf6 48. Rg5 1-0

[Event "Hasselbacken op"]
[Site "Stockholm"]
[Date "2018.11.02"]
[Round "4"]
[White "Pettersson, Alexander"]
[Black "Malmstig, Erik"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2002"]
[BlackElo "2333"]
[PlyCount "105"]
[EventDate "2018.11.02"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "SWE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 d6 6. Nf3 Nbd7 7. Nc3 g6 8. a4 a5 9. e4 Qxb6 10. Bb5 Ba6 11. 0-0 Bxb5 12. axb5 Bg7 13. Nd2 Ne5 14. Kh1 c4 15. Qe2 Rc8 16. f4 Nd3 17. Nxc4 Qd4 18. Nxa5 Rxc3 19. bxc3 Qxe4 20. Qxe4 Nxe4 21. Nc6 0-0 22. Ra3 Bxc3 23. b6 Ndc5 24. Be3 Bf6 25. Ra7 e6 26. b7 Nd7 27. Ra8 exd5 28. Rxf8+ Kxf8 29. Rd1 Nc3 30. Rd3 Ke8 31. b8Q+ Nxb8 32. Nxb8 Kd8 33. Bd4 Bxd4 34. Nc6+ Kc7 35. Nxd4 Ne4 36. Kg1 Kb6 37. Kf1 Kc5 38. Ke2 f5 39. Ne6+ Kc6 40. Ng5 Nf6 41. h3 h6 42. Ne6 Ne4 43. Nd4+ Kc5 44. Nb3+ Kc4 45. Nd2+ Kc5 46. Nxe4+ fxe4 47. Rc3+ Kd4 48. Ra3 Kc4 49. Ra4+ Kc5 50. Ke3 Kc6 51. Kd4 Kd7 52. Kxd5 e3 53. Re4 1-0

[Event "Gorzow Wielkopolski Lasker Memorial 2nd"]
[Site "Gorzow Wielkopolski"]
[Date "2018.07.07"]
[Round "7"]
[White "Pettersson, Alexander"]
[Black "Matthes, Benjamin"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2060"]
[BlackElo "1750"]
[PlyCount "96"]
[EventDate "2018.07.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 cxd4 8. Nxd4 Be7 9. 0-0 0-0 10. b3 Be6 11. Bb2 Qd7 12. Rc1 Rfd8 13. Na4 Nxd4 14. Qxd4 b6 15. Rfd1 Rac8 16. Rc3 Rxc3 17. Nxc3 Bc5 18. Qd2 b5 19. Qg5 h6 20. Qf4 d4 21. Ne4 Nxe4 22. Bxe4 Qd6 23. Qxd6 Rxd6 24. Rc1 Bb6 25. Kg2 Bd5 26. Rc8+ Bd8 27. Bxd5 Rxd5 28. Kf3 Kh7 29. Ke4 d3 30. exd3 Rd7 31. Ba3 Bb6 32. Bc5 Bd8 33. d4 Kg6 34. Ra8 a5 35. h3 f5+ 36. Kd3 h5 37. Ra6+ Kh7 38. Rd6 Rxd6 39. Bxd6 a4 40. bxa4 bxa4 41. Kc4 Ba5 42. Kd5 Be1 43. f3 g5 44. Ke6 Kg6 45. g4 fxg4 46. fxg4 Bc3 47. d5 Bf6 48. Be7 Bd4 1-0

[Event "Gorzow Wielkopolski Lasker Memorial 2nd"]
[Site "Gorzow Wielkopolski"]
[Date "2018.07.06"]
[Round "6"]
[White "Strassburg, Robin Leonard"]
[Black "Pettersson, Alexander"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1726"]
[BlackElo "2060"]
[PlyCount "159"]
[EventDate "2018.07.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 c5 5. c3 Nc6 6. Be2 Bd6 7. Bg3 0-0 8. Ngf3 Re8 9. Ne5 Qc7 10. f4 Nd7 11. Bd3 Nf8 12. 0-0 f6 13. Ng4 e5 14. fxe5 fxe5 15. Nxe5 Nxe5 16. dxe5 Bxe5 17. Bxe5 Qxe5 18. e4 Be6 19. Nf3 Qh5 20. exd5 Bxd5 21. Qa4 Kh8 22. c4 Bc6 23. Qc2 Rad8 24. Rae1 Rxe1 25. Nxe1 Ne6 26. Rf5 Qh4 27. Qf2 Qxf2+ 28. Kxf2 Kg8 29. g3 b6 30. Ke3 Nd4 31. Rf2 Re8+ 32. Kd2 g6 33. Rf4 Kg7 34. Rf2 Re7 35. Bf1 Rd7 36. Bd3 Rd6 37. Ke3 Re6+ 38. Kd2 h6 39. h3 g5 40. g4 Rf6 41. Rxf6 Kxf6 42. Ke3 Ke5 43. Bf1 Be4 44. Nd3+ Bxd3 45. Bxd3 Ne6 46. Be2 Nf4 47. Bf1 Ne6 48. Bd3 Nc7 49. Bf1 Na6 50. a3 Nc7 51. Bd3 Ne6 52. Be2 Nf4 53. Bf1 Ne6 54. Be2 a6 55. b3 Nd8 56. Bf3 Nf7 57. Bb7 a5 58. Bc6 Nd6 59. a4 Nf7 60. Bd5 Nd8 61. Bf3 Ne6 62. Be2 Nf4 63. Bf1 h5 64. gxh5 Nxh5 65. Be2 Nf6 66. Bf3 Nd7 67. Bc6 Nf6 68. Bf3 Nd7 69. Bc6 Nf8 70. Bd5 Ng6 71. Bg2 Nf4 72. Bf1 Ne6 73. Be2 Nd4 74. Bd1 Nf5+ 75. Kf3 Kd4 76. Kg4 Ne3+ 77. Kxg5 Nxd1 78. h4 Ne3 79. h5 Ke5 80. h6 1-0

[Event "Gorzow Wielkopolski Lasker Memorial 2nd"]
[Site "Gorzow Wielkopolski"]
[Date "2018.07.05"]
[Round "5"]
[White "Pettersson, Alexander"]
[Black "Teclaf, Pawel"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2060"]
[BlackElo "2399"]
[PlyCount "64"]
[EventDate "2018.07.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. a3 f5 5. d5 Bd6 6. Nc3 Nf6 7. Nb5 Na6 8. e3 Qe7 9. dxe6 dxe6 10. Nxd6+ cxd6 11. b4 0-0 12. Be2 Nc7 13. 0-0 e5 14. Bb2 Ne6 15. Qb3 Kh8 16. Rad1 f4 17. Rfe1 Ng4 18. h3 fxe3 19. fxe3 Nh6 20. Rf1 Ng5 21. Qc3 Bxf3 22. Bxf3 Nxf3+ 23. Rxf3 Rxf3 24. gxf3 Qh4 25. Kg2 Nf5 26. Qe1 Qxc4 27. e4 Nd4 28. Bxd4 exd4 29. Qd2 Rf8 30. Qxd4 Qe2+ 31. Kg1 Rxf3 32. Qxd6 Qf2+ 0-1

