[Event "EU-ch M corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Richter, Josef"]
[Result "1-0"]
[ECO "A14"]
[PlyCount "117"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 c5 7. Bb2 Nc6 8. e3 b6 9. Nc3 Bb7 10. Qe2 Rc8 11. d3 Rc7 12. Rfd1 Rd7 13. cxd5 Nxd5 14. Nxd5 exd5 15. Rac1 Bf6 16. Bh3 Rd6 17. d4 Re8 18. Qc2 cxd4 19. Nxd4 Bxd4 20. Bxd4 Nxd4 21. Rxd4 Rc6 22. Qd1 Rxc1 23. Qxc1 Re4 24. Rd2 Re7 25. Qb2 Qd6 26. Bg2 Rd7 27. h3 f6 28. Qd4 f5 29. h4 Kf7 30. Bh3 Qf6 31. Qf4 Re7 32. Qxf5 Qxf5 33. Bxf5 g6 34. Bd3 Kf6 35. Bf1 Rc7 36. f3 Rc3 37. Kf2 h6 38. Bg2 Bc6 39. f4 Ke6 40. g4 a5 41. Bf3 b5 42. Bd1 Be8 43. g5 h5 44. Bf3 Bc6 45. f5+ Kxf5 46. Bxd5 Ke5 47. Bxc6 Rxc6 48. Kf3 b4 49. Rd8 Rc2 50. Re8+ Kd5 51. e4+ Kd6 52. Rg8 Ke5 53. Rxg6 Rc3+ 54. Kf2 Rh3 55. Ra6 Rxh4 56. Rxa5+ Kxe4 57. a4 Kd4 58. Rf5 Rh2+ 59. Kg3 1-0

[Event "W-ch4 sf corr"]
[Site "ICCF corr"]
[Date "1960.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Ahmad, Iqbal"]
[Result "1/2-1/2"]
[ECO "B94"]
[PlyCount "105"]
[EventDate "1957.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Be2 h6 8. Be3 g6 9. h4 h5 10. Qd2 Bg7 11. Bg5 Nb6 12. 0-0-0 Qc7 13. Rhe1 Bd7 14. f4 Ng4 15. f5 Nf2 16. fxg6 f6 17. Be3 Nxd1 18. Rxd1 e5 19. Nb3 0-0-0 20. Qxd6 Bh6 21. Bxh6 Rxh6 22. Qxf6 Rg8 23. Rd6 Rgxg6 24. Qxg6 Qxd6 25. Qxd6 Rxd6 26. Bxh5 Rh6 27. g4 Nc4 28. Nd5 Be6 29. Nd2 Bxd5 30. exd5 Ne3 31. Ne4 Kd8 32. d6 Nf5 33. Bf7 Rxh4 34. gxf5 Rxe4 35. Bd5 Rd4 36. f6 Rf4 37. f7 Kd7 38. Bxb7 a5 39. Bd5 Kxd6 40. c4 Kc5 41. Kd2 Kd4 42. b3 e4 43. Ke2 e3 44. a3 Rf2+ 45. Ke1 Rf6 46. Ke2 a4 47. b4 Rf2+ 48. Ke1 Kd3 49. c5 Rf6 50. Bc6 Rxf7 51. Bxa4 Ra7 52. Bb5+ Kc3 53. c6 1/2-1/2

[Event "W-ch4 sf07 corr"]
[Site "ICCF corr"]
[Date "1958.??.??"]
[Round "?"]
[White "Heemsoth, Hermann"]
[Black "Pettersson, Willy"]
[Result "1-0"]
[ECO "A21"]
[PlyCount "67"]
[EventDate "1957.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. e3 Be7 6. d4 0-0 7. Nge2 Nc6 8. b3 Qe8 9. Ba3 Kh8 10. Nd5 Bd8 11. dxe5 Nxe5 12. 0-0 Ne4 13. Qc2 c6 14. Ndc3 Rf6 15. Rad1 Rh6 16. Nf4 Nxc3 17. Qxc3 Bf6 18. Qe1 g5 19. Rxd6 Qf7 20. Nh3 g4 21. Nf4 Bd7 22. Qd2 Re8 23. Rd1 Bc8 24. Bb2 Kg8 25. e4 Qg7 26. Rxf6 Rxf6 27. Bxe5 Rxe5 28. Nh5 Qg6 29. Nxf6+ Qxf6 30. Qd8+ Qf8 31. Qg5+ Kh8 32. Rd8 Re8 33. Rxe8 Qxe8 34. exf5 1-0

[Event "EU-ch M34 corr"]
[Site "ICCF corr"]
[Date "1958.??.??"]
[Round "?"]
[White "Luke, R."]
[Black "Pettersson, Willy"]
[Result "0-1"]
[ECO "E87"]
[PlyCount "96"]
[EventDate "1958.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 Nh5 8. Qd2 f5 9. 0-0-0 Nd7 10. Bd3 Ndf6 11. Nge2 a6 12. Kb1 Qe8 13. Bh6 Rb8 14. exf5 Bxf5 15. Be3 b5 16. cxb5 axb5 17. b3 e4 18. Bc2 b4 19. Na4 exf3 20. Bxf5 fxe2 21. Be6+ Kh8 22. Qxe2 Nxd5 23. Bxd5 Nf4 24. Qd2 Nxd5 25. Bd4 Qe4+ 26. Kc1 Bxd4 27. Qxd4+ Qxd4 28. Rxd4 Rf5 29. Re1 Rbf8 30. Kd1 c6 31. Rde4 Rf2 32. R4e2 Kg7 33. Kc1 R8f6 34. Kd2 h5 35. Kc1 h4 36. Kd2 Kf7 37. Kc1 Rxe2 38. Rxe2 Rf1+ 39. Kc2 Nf4 40. Rd2 Rg1 41. Rxd6 Rxg2+ 42. Rd2 h3 43. Nc5 Kf6 44. Na6 g5 45. Nc5 Kf5 46. Nd3 Nxd3 47. Kxd3 Rxd2+ 48. Kxd2 g4 0-1

[Event "EU-ch M34 corr"]
[Site "ICCF corr"]
[Date "1958.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Mayer, Karl"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "113"]
[EventDate "1958.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 Nc6 4. Bg2 g6 5. e3 Bg7 6. Nge2 0-0 7. d3 e6 8. e4 d6 9. 0-0 Bd7 10. Rb1 e5 11. f4 a5 12. f5 Na7 13. h3 h6 14. g4 g5 15. Bf3 b5 16. Be3 b4 17. Nd5 Nxd5 18. exd5 f6 19. Ng3 Qe7 20. Qd2 Kf7 21. Kf2 Rh8 22. Rh1 Rh7 23. h4 Rah8 24. Rh3 Nc8 25. Rbh1 Kg8 26. Kf1 Bf8 27. Qh2 Qf7 28. Ne4 Be7 29. Bxc5 gxh4 30. Be3 h5 31. Rxh4 hxg4 32. Rxh7 Rxh7 33. Qxh7+ Qxh7 34. Rxh7 Kxh7 35. Bxg4 Kg7 36. d4 exd4 37. Bxd4 Bd8 38. Kf2 Be7 39. Ke3 Be8 40. c5 Bf7 41. cxd6 Nxd6 42. Nxd6 Bxd6 43. Bf3 Be8 44. Bb6 a4 45. b3 axb3 46. axb3 Kh6 47. Kd4 Bb5 48. Bc5 Be5+ 49. Ke3 Kg5 50. Be4 Bc3 51. Kf3 Bd7 52. d6 Be1 53. Be3+ Kh5 54. Bd5 Bxf5 55. Bc6 Bg4+ 56. Kg2 f5 57. Be8+ 1-0

[Event "SWE-ch40"]
[Site "Boras"]
[Date "1956.07.??"]
[Round "?"]
[White "Stenborg, Ake"]
[Black "Pettersson, Willy"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "63"]
[EventDate "1956.07.??"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 c6 5. Nf3 Nbd7 6. Qc2 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Qxe4 Nf6 10. Qc2 0-0 11. Bd2 b6 12. Bd3 c5 13. dxc5 Bxc5 14. Bc3 h6 15. 0-0-0 Qe7 16. Ne5 Bb7 17. Rhg1 Rfc8 18. g4 b5 19. g5 hxg5 20. Rxg5 bxc4 21. Rdg1 cxd3 22. Rxg7+ Kf8 23. Qxd3 Bb4 24. Qh7 Rxc3+ 25. bxc3 Ba3+ 26. Kc2 Be4+ 27. Qxe4 Rb8 28. Nd3 Qd6 29. Qd4 Qxd4 30. cxd4 Ke7 31. Ne5 Rb2+ 32. Kd3 1-0

[Event "SWE-ch corr"]
[Site "Sweden"]
[Date "1955.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Ericson, Ernst Arne"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "117"]
[EventDate "1955.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 a6 6. Bf4 b5 7. Be2 b4 8. Nb1 Nd5 9. Bg3 Nc6 10. Bf3 Bf5 11. Nd2 0-0-0 12. Ne2 g5 13. a4 Qb6 14. Nc4 Qa7 15. Bxd5 Rxd5 16. Ne3 Rd7 17. Nxf5 e6 18. Ne3 f5 19. c3 f4 20. Bxf4 gxf4 21. Nxf4 bxc3 22. bxc3 e5 23. Nfd5 exd4 24. cxd4 Nb4 25. Qg4 Nxd5 26. Nxd5 Kd8 27. Qg5+ Be7 28. Qe5 Rg8 29. 0-0 Qa8 30. Rab1 Bd6 31. Qf6+ Kc8 32. Ne3 Qe4 33. Rfe1 Rf8 34. Qh6 Qxd4 35. Nf5 Qd3 36. Nxd6+ Qxd6 37. Qh3 Qd2 38. Rf1 Qf4 39. Qb3 Rd6 40. Qb7+ Kd7 41. Rbc1 Rd2 42. Qc6+ Kd8 43. Rb1 Ke7 44. g3 Qd6 45. Qe4+ Qe6 46. Qxh7+ Rf7 47. Qh4+ Kd7 48. Rb8 Qf6 49. Qg4+ Qf5 50. Qg8 Kd6 51. Rd8+ Rd7 52. Rf8 Qd3 53. Rf6+ Kc5 54. Qf8+ Rd6 55. Rf3 Qc2 56. Rf7 c6 57. Rf6 R2d5 58. Re1 Qd3 59. Ree6 1-0

[Event "SWE-ch38"]
[Site "Helsingborg"]
[Date "1954.07.??"]
[Round "?"]
[White "Andersson, G Henry"]
[Black "Pettersson, Willy"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "70"]
[EventDate "1954.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 d5 9. exd5 cxd5 10. Bg5 Be6 11. Ne2 Be7 12. Ng3 h6 13. Bd2 Bd6 14. f4 Ng4 15. Qf3 Bc5+ 16. Kh1 Nxh2 17. Qh5 Nxf1 18. Rxf1 Qf6 19. f5 Bd7 20. Qg4 Be7 21. Rf4 Qg5 22. Qe2 Qxg3 23. Qxe7 Rad8 24. Qc5 c6 25. Qd4 g5 26. Rg4 c5 27. Rxg3 cxd4 28. Bxg5 hxg5 29. Rxg5+ Kh7 30. f6+ Kh6 31. Rg7 Be6 32. g4 Rg8 33. g5+ Kh5 34. Bh7 Rxg7 35. fxg7 f5 0-1

[Event "olm1 qual GP2 B2 corr"]
[Site "ICCA corr"]
[Date "1946.??.??"]
[Round "?"]
[White "Iversen, Arne"]
[Black "Pettersson, Willy"]
[Result "0-1"]
[ECO "C17"]
[PlyCount "62"]
[EventDate "1946.??.??"]
[EventType "team (corr)"]
[EventRounds "7"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nf3 a6 7. a3 Bxc3 8. bxc3 Nbc6 9. h4 Qc7 10. h5 h6 11. g4 Bd7 12. Bd3 0-0-0 13. g5 hxg5 14. Nxg5 Rdf8 15. Nh7 Rfg8 16. Ng5 Nd8 17. Qf3 Nec6 18. Be3 f6 19. exf6 gxf6 20. Qxf6 Rf8 21. Qg7 e5 22. Bh7 exd4 23. cxd4 cxd4 24. Bxd4 Nxd4 25. Qxd4 Nc6 26. Qxd5 Qf4 27. f3 Re8+ 28. Be4 Re5 29. Qd2 Qxg5 30. Qxg5 Rxg5 31. Kf2 Rhxh5 0-1

[Event "olm1 qual GP2 B2 corr"]
[Site "ICCA corr"]
[Date "1946.??.??"]
[Round "?"]
[White "Johansson, Martin Erik"]
[Black "Pettersson, Willy"]
[Result "0-1"]
[ECO "B84"]
[PlyCount "56"]
[EventDate "1946.??.??"]
[EventType "team (corr)"]
[EventRounds "7"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 a6 7. 0-0 Qc7 8. Be3 b5 9. f3 Bb7 10. Qd2 Nbd7 11. Rfd1 b4 12. Na4 d5 13. c3 bxc3 14. Nxc3 dxe4 15. Rac1 Qb8 16. Nxe4 Bxe4 17. fxe4 Bb4 18. Qc2 Bd6 19. Bf3 0-0 20. e5 Nxe5 21. Bxa8 Neg4 22. Bg5 Bxh2+ 23. Kh1 Nh5 24. Bh4 Qg3 25. Nf3 Qxh4 26. g3 Nxg3+ 27. Kg2 Ne3+ 28. Kf2 Qh6 0-1

[Event "Stockholm 1946/47"]
[Site "Stockholm"]
[Date "1946.??.??"]
[Round "?"]
[White "Lundin, Erik"]
[Black "Pettersson, Willy"]
[Result "1-0"]
[ECO "A95"]
[PlyCount "59"]
[EventDate "1946.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. Nc3 d5 7. d4 c6 8. Qb3 Qe8 9. a4 Kh8 10. a5 Nbd7 11. Bf4 Qh5 12. Qd1 Ne8 13. e3 Nef6 14. h3 h6 15. c5 g5 16. Bd6 Bxd6 17. cxd6 a6 18. Na4 Rd8 19. Nc5 Nf8 20. g4 Qe8 21. Ne5 Rxd6 22. f4 Kg7 23. Qd2 Rd8 24. Kh1 Qe7 25. Rg1 fxg4 26. fxg5 hxg5 27. Raf1 N8d7 28. Ncxd7 Rxd7 29. e4 Kh6 30. Rxf6+ 1-0

[Event "Stockholm 1946/47"]
[Site "Stockholm"]
[Date "1946.??.??"]
[Round "?"]
[White "Nilsson, Zandor"]
[Black "Pettersson, Willy"]
[Result "1-0"]
[ECO "A83"]
[PlyCount "119"]
[EventDate "1946.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. h4 d5 6. h5 Bg7 7. h6 Bf8 8. f3 exf3 9. Qxf3 c6 10. Bd3 Bg4 11. Qf4 Nbd7 12. Nf3 Bxf3 13. Qxf3 Qb6 14. 0-0-0 0-0-0 15. Rh4 Kb8 16. Re1 Ne8 17. Bxe7 Bxe7 18. Rxe7 Nef6 19. Rf4 Qb4 20. Re6 Nh5 21. a3 Qb6 22. Rf7 Qxd4 23. g4 Nhf6 24. Rexf6 Nxf6 25. Rxf6 Qg1+ 26. Nd1 Ka8 27. Rf7 Qh2 28. g5 Qg1 29. Qe3 Qxe3+ 30. Nxe3 Rde8 31. Ng4 Re1+ 32. Kd2 Rg1 33. Be2 Kb8 34. Ke3 Rc1 35. Bd3 c5 36. b3 b5 37. Bxb5 Rxc2 38. Bc6 Rc3+ 39. Kd2 Rxb3 40. Ne5 Rxa3 41. Bxd5 Re8 42. Nc6+ Kc8 43. Nxa7+ Kd8 44. Nc6+ Kc8 45. Rxh7 Rg3 46. Na7+ Kd8 47. Nc6+ Kc8 48. Bc4 Rg2+ 49. Kd1 Rg1+ 50. Kd2 Rg2+ 51. Kd1 Rg1+ 52. Kc2 Rg2+ 53. Kb3 Re3+ 54. Ka4 Re4 55. Kb5 Rb2+ 56. Kxc5 Rxc4+ 57. Kxc4 Rc2+ 58. Kd5 Rc5+ 59. Ke4 Rxc6 60. Rg7 1-0

[Event "olm1 qual GP2 B2 corr"]
[Site "ICCA corr"]
[Date "1946.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Bijl, W."]
[Result "1-0"]
[ECO "A83"]
[PlyCount "43"]
[EventDate "1946.??.??"]
[EventType "team (corr)"]
[EventRounds "7"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. f3 exf3 6. Nxf3 d5 7. Ne5 Bg7 8. Bd3 Nc6 9. Qd2 Nb4 10. 0-0-0 Nxd3+ 11. cxd3 0-0 12. Rde1 c5 13. Bh6 cxd4 14. Bxg7 Kxg7 15. Nb5 Qb6 16. Qb4 Bf5 17. a4 a6 18. Qxd4 Qa5 19. Nc3 Rac8 20. g4 b5 21. gxf5 b4 22. Nd7 1-0

[Event "Stockholm 1946/47"]
[Site "Stockholm"]
[Date "1946.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Book, Eero"]
[Result "1/2-1/2"]
[ECO "D20"]
[PlyCount "95"]
[EventDate "1946.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. dxe5 Qxd1+ 5. Kxd1 Nc6 6. f4 f6 7. Bxc4 fxe5 8. Nf3 Bg4 9. Be3 0-0-0+ 10. Nbd2 exf4 11. Bxf4 Bd6 12. Bxd6 cxd6 13. Rc1 Kb8 14. Re1 Nf6 15. Rc3 d5 16. exd5 Nxd5 17. Bxd5 Rxd5 18. a3 Bxf3+ 19. Rxf3 Rhd8 20. Rf2 Ne5 21. Ree2 Nd3 22. Rf7 Nxb2+ 23. Kc2 Na4 24. Rxg7 Rc8+ 25. Kb3 Nc3 26. Re1 Rb5+ 27. Kc2 Nb1+ 28. Kd3 Rd5+ 29. Ke4 Nc3+ 30. Kf3 Rf8+ 31. Kg3 Rxd2 32. Ree7 Rb2 33. Rxh7 Nd5 34. Ref7 Rb3+ 35. Kh4 Rxf7 36. Rxf7 Rxa3 37. g4 Ra4 38. Kg3 Ra1 39. h4 Rg1+ 40. Kh3 Rh1+ 41. Kg3 Rg1+ 42. Kh3 Ne3 43. g5 a5 44. Rf3 Nc4 45. Kh2 Rg4 46. Kh3 Rg1 47. Kh2 Rg4 48. Kh3 1/2-1/2

[Event "Stockholm 1946/47"]
[Site "Stockholm"]
[Date "1946.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Danielsson, Gosta"]
[Result "1/2-1/2"]
[ECO "C12"]
[PlyCount "67"]
[EventDate "1946.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. exd5 Qxd5 6. Bxf6 gxf6 7. Qd2 Qa5 8. Nge2 Nd7 9. Ng3 Nb6 10. Bd3 Nd5 11. Nge2 c5 12. Bb5+ Ke7 13. Nxd5+ exd5 14. c3 Qxb5 15. cxb4 Qxb4 16. dxc5 Qxc5 17. 0-0 Be6 18. Rfe1 Kd7 19. Qh6 Rae8 20. Nf4 Qd6 21. Rac1 Rc8 22. Qxf6 Rxc1 23. Rxc1 Rc8 24. Rxc8 Kxc8 25. Qd4 b6 26. Nd3 Qf8 27. h4 Qh6 28. Qc3+ Kd8 29. Qh8+ Kc7 30. Qe5+ Kb7 31. Nf4 Qxh4 32. Nxd5 Qc4 33. Nc3 a6 34. a3 1/2-1/2

[Event "Stockholm 1946/47"]
[Site "Stockholm"]
[Date "1946.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Ekstrom, Folke"]
[Result "0-1"]
[ECO "D17"]
[PlyCount "86"]
[EventDate "1946.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. f3 Bb4 8. Bg5 c5 9. dxc5 Qxd1+ 10. Rxd1 Bc2 11. Rc1 Bb3 12. e4 Nbd7 13. Nxc4 Nxc5 14. Nd2 e5 15. Bb5+ Kf8 16. Be3 Be6 17. Bxc5+ Bxc5 18. Nd5 Rc8 19. b4 Bd6 20. Rxc8+ Bxc8 21. Ke2 Nxd5 22. exd5 Ke7 23. Rb1 f5 24. Nf1 g5 25. Bd3 h5 26. Ne3 Kf6 27. g3 g4 28. Nc4 gxf3+ 29. Kxf3 e4+ 30. Ke3 Bb8 31. Bc2 h4 32. Rf1 hxg3 33. hxg3 Rg8 34. Bxe4 Re8 35. Nd2 Kg6 36. Kd4 fxe4 37. Nxe4 Bf5 38. Nf2 Be5+ 39. Ke3 Bxg3+ 40. Kf3 Bd6 41. b5 Re5 42. Rd1 Bc2 43. Rd4 Rf5+ 0-1

[Event "Stockholm 1946/47"]
[Site "Stockholm"]
[Date "1946.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Hult, Bjorn"]
[Result "0-1"]
[ECO "D28"]
[PlyCount "82"]
[EventDate "1946.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 a6 5. Bxc4 e6 6. 0-0 c5 7. Qe2 Nc6 8. Rd1 b5 9. Bb3 c4 10. Bc2 Nb4 11. Ne5 Bb7 12. a3 Nxc2 13. Qxc2 Bd6 14. f4 0-0 15. Nd2 Rc8 16. Ndf3 a5 17. Qe2 Ne4 18. Bd2 f6 19. Ng4 Qb6 20. h4 b4 21. Kh2 c3 22. bxc3 bxc3 23. Bc1 Qb3 24. h5 Ba6 25. Qxa6 Qxd1 26. h6 Qb3 27. Qxa5 c2 28. hxg7 Kxg7 29. Qh5 Qb1 30. Qh6+ Kg8 31. Ng5 Nxg5 32. Nxf6+ Rxf6 33. Qxf6 Qxa1 34. Qxg5+ Kf7 35. Qh5+ Ke7 36. Qxh7+ Kd8 37. d5 Qxc1 38. dxe6 Bxf4+ 39. g3 Bxg3+ 40. Kxg3 Qxe3+ 41. Kg2 Qe2+ 0-1

[Event "Stockholm 1946/47"]
[Site "Stockholm"]
[Date "1946.??.??"]
[Round "?"]
[White "Pettersson, Willy"]
[Black "Skarp, Gunnar"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "91"]
[EventDate "1946.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e3 d6 6. Nge2 e5 7. 0-0 Nc6 8. d4 Re8 9. h3 Bd7 10. d5 Na5 11. Qd3 b6 12. e4 Nb7 13. Be3 Nc5 14. Qd2 a5 15. b3 Qe7 16. Rae1 Qf8 17. f3 h5 18. g4 Kh7 19. Ng3 h4 20. Nh1 Ng8 21. Qf2 Qe7 22. g5 Nd3 23. Qxh4+ Bh6 24. Ne2 Nxe1 25. Rxe1 b5 26. c5 b4 27. c6 Bc8 28. f4 a4 29. Neg3 axb3 30. axb3 exf4 31. Bxf4 Ra2 32. Kh2 Qd8 33. Re3 Ba6 34. Rf3 Qe7 35. Be3 Ra8 36. Nf2 Bc8 37. Bd4 f5 38. Bf6 Qf8 39. exf5 Bxf5 40. Nxf5 gxf5 41. Rxf5 Re8 42. Qh5 Ne7 43. Be4 Nxf5 44. Bxf5+ Kg8 45. Qg6+ Bg7 46. Qh7+ 1-0

[Event "Stockholm 1946/47"]
[Site "Stockholm"]
[Date "1946.??.??"]
[Round "?"]
[White "Skold, Kristian"]
[Black "Pettersson, Willy"]
[Result "1-0"]
[ECO "C18"]
[PlyCount "93"]
[EventDate "1946.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxb4 7. Nb5 Ne7 8. Nd6+ Kf8 9. Bd3 Nf5 10. Bxf5 exf5 11. Qh5 Qc7 12. Ne2 bxa3+ 13. c3 Bxc3+ 14. Nxc3 Qxc3+ 15. Bd2 Qc7 16. Rxa3 Nc6 17. Rg3 h6 18. 0-0 Be6 19. Rc1 Qd7 20. Rcc3 Nxd4 21. Rxg7 Ne2+ 22. Qxe2 Kxg7 23. Rg3+ Kf8 24. Qh5 Qa4 25. h3 Ke7 26. Nxf5+ Kd7 27. Ng7 Rhg8 28. Qe2 Qc4 29. Qe1 h5 30. Qb1 Rxg7 31. Rxg7 Rc8 32. Qxb7+ Qc7 33. Qa6 Qxe5 34. Qxa7+ Qc7 35. Qa4+ Qc6 36. Qh4 Rb8 37. Bf4 Rb1+ 38. Kh2 Qc3 39. Rg8 Qa5 40. Qf6 Rb7 41. Qh8 Qb4 42. Rd8+ Kc6 43. Qe8+ Bd7 44. Qxf7 Qe4 45. Qf6+ Qe6 46. Qxe6+ Bxe6 47. Rd6+ 1-0

[Event "Stockholm 1946/47"]
[Site "Stockholm"]
[Date "1946.??.??"]
[Round "?"]
[White "Stoltz, Gosta"]
[Black "Pettersson, Willy"]
[Result "1-0"]
[ECO "D05"]
[PlyCount "42"]
[EventDate "1946.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Nbd7 5. b3 Bd6 6. Bb2 Ne4 7. 0-0 f5 8. c4 c6 9. Ne5 0-0 10. f3 Ng5 11. cxd5 exd5 12. Qc2 Qe7 13. f4 Ne4 14. Nd2 Ndf6 15. Ndf3 Kh8 16. Rae1 Be6 17. g3 Bf7 18. Nxf7+ Rxf7 19. Ne5 Rff8 20. Qg2 Rg8 21. Bxe4 Nxe4 1-0

[Event "corr"]
[Site "corr"]
[Date "1942.??.??"]
[Round "?"]
[White "Malmgren, Harald Valdemar"]
[Black "Pettersson, Willy"]
[Result "1-0"]
[ECO "B84"]
[PlyCount "49"]
[EventDate "1942.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 a6 7. a4 Qc7 8. 0-0 b6 9. f4 Bb7 10. Bf3 Nbd7 11. Qe2 Rc8 12. Bd2 Be7 13. Kh1 0-0 14. Rae1 Rfe8 15. e5 Bxf3 16. Nxf3 Ng4 17. Qxa6 dxe5 18. fxe5 Ngxe5 19. Nxe5 Nxe5 20. Bf4 Qc4 21. Qxb6 Ng6 22. Bg3 Bb4 23. Rf3 Bxc3 24. Rxc3 Qxa4 25. b3 1-0

[Event "SWE-ch"]
[Site "Ostersund"]
[Date "1942.??.??"]
[Round "?"]
[White "Stoltz, Gosta"]
[Black "Pettersson, Willy"]
[Result "1-0"]
[ECO "B84"]
[PlyCount "43"]
[EventDate "1942.??.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Qc7 8. a4 b6 9. f4 Bb7 10. Bf3 Nbd7 11. Qe2 Rc8 12. Bd2 Be7 13. Rae1 0-0 14. Kh1 Rfd8 15. e5 Ne8 16. Bxb7 Qxb7 17. f5 dxe5 18. fxe6 exd4 19. exf7+ Kh8 20. Qxe7 Nc7 21. Qxd7 Qb8 22. Re8+ 1-0

[Event "Collijn-Turneringen"]
[Site "Stockholm"]
[Date "1938.11.26"]
[Round "9"]
[White "Ekenberg, Bengt"]
[Black "Pettersson, Willy"]
[Result "1/2-1/2"]
[ECO "D41"]
[PlyCount "78"]
[EventDate "1938.11.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. d4 Nxc3 6. bxc3 cxd4 7. cxd4 e6 8. g3 Nc6 9. Bg2 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 0-0 12. 0-0 Qe7 13. Rfd1 Rd8 14. Qb2 Rb8 15. Rd3 b6 16. Rc1 Bb7 17. Rdc3 Nxd4 18. Nxd4 Rxd4 19. Ra3 Qf6 20. Rxa7 Rd1+ 21. Rxd1 Qxb2 22. Rxb7 Rf8 23. Bf3 Qxa2 24. Rxb6 g6 25. Rb7 Qa5 26. Kg2 Kg7 27. Rc1 h5 28. h4 g5 29. hxg5 Qxg5 30. Rcb1 Rh8 31. R1b4 Kg6 32. Rc4 Qd8 33. Rh4 Qc8 34. Rb1 f5 35. Rbh1 e5 36. Bxh5+ Kg5 37. Bf3 Rxh4 38. Rxh4 Qc2 39. e4 fxe4 1/2-1/2

[Event "Collijn-Turneringen"]
[Site "Stockholm"]
[Date "1938.11.25"]
[Round "8"]
[White "Pettersson, Willy"]
[Black "Carlsson, Sven"]
[Result "1/2-1/2"]
[ECO "C71"]
[PlyCount "55"]
[EventDate "1938.11.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c4 Bd7 6. Nc3 g6 7. d4 exd4 8. Nxd4 Bg7 9. Be3 Nge7 10. f3 Na5 11. Bxd7+ Qxd7 12. b3 f5 13. Rc1 fxe4 14. Nxe4 0-0 15. 0-0 Rae8 16. Re1 Nac6 17. Nxc6 bxc6 18. Bf2 Nf5 19. Rc2 Re7 20. Rce2 Rfe8 21. g4 Nh6 22. Bh4 Re5 23. Bg3 R5e7 24. Nc5 Qd8 25. Nxa6 Nf7 26. Nb4 Rxe2 27. Rxe2 Rxe2 28. Qxe2 1/2-1/2

[Event "Collijn-Turneringen"]
[Site "Stockholm"]
[Date "1938.11.24"]
[Round "7"]
[White "Bergkvist, Nils"]
[Black "Pettersson, Willy"]
[Result "1/2-1/2"]
[ECO "D63"]
[PlyCount "47"]
[EventDate "1938.11.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. Nc3 0-0 6. e3 Nbd7 7. Rc1 a6 8. Qc2 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. 0-0 Rc8 12. Qe2 c5 13. Rfd1 Qb6 14. Ne5 Rfe8 15. Nxd7 Nxd7 16. Bxe7 Rxe7 17. Qh5 Nf6 18. Qh4 Rec7 19. Ne2 cxd4 20. Rxc7 Qxc7 21. Qxd4 h6 22. Rc1 Qd8 23. Rxc8 Qxc8 24. f3 1/2-1/2

[Event "Collijn-Turneringen"]
[Site "Stockholm"]
[Date "1938.11.23"]
[Round "5"]
[White "Carlsson, Carl Henrik"]
[Black "Pettersson, Willy"]
[Result "1/2-1/2"]
[ECO "E85"]
[PlyCount "47"]
[EventDate "1938.11.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. Nge2 Nbd7 8. Qd2 exd4 9. Nxd4 a5 10. g4 Ne5 11. Be2 a4 12. h4 h5 13. gxh5 Nxh5 14. 0-0-0 a3 15. b3 Nc6 16. Nxc6 bxc6 17. Bd4 Bxd4 18. Qxd4 c5 19. Qd2 Qf6 20. Kc2 Be6 21. Qg5 Kg7 22. Rdg1 Rh8 23. Qxf6+ Kxf6 24. Kd2 1/2-1/2

[Event "Collijn-Turneringen"]
[Site "Stockholm"]
[Date "1938.11.23"]
[Round "6"]
[White "Pettersson, Willy"]
[Black "Stoltz, Gosta"]
[Result "0-1"]
[ECO "A14"]
[PlyCount "92"]
[EventDate "1938.11.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. cxd5 exd5 7. d4 Re8 8. Nc3 Nbd7 9. Qb3 c6 10. h3 Bd6 11. Re1 Qb6 12. Qc2 Ne4 13. Nxe4 dxe4 14. Ng5 Nf6 15. Nxe4 Nxe4 16. Bxe4 Qxd4 17. Bg2 Bxg3 18. e3 Bc7 19. exd4 Rxe1+ 20. Bf1 Bxh3 21. Bf4 Rxa1 22. Bxc7 Re8 23. Be5 Rxf1+ 24. Kh2 Be6 25. f3 Rxf3 26. Qg2 Rh3+ 27. Kg1 g6 28. Qf1 Bf5 29. Qf4 Re6 30. d5 cxd5 31. Bd4 Re8 32. Qd6 Rd3 33. Qf6 Rd1+ 34. Kf2 Rxd4 35. Qxd4 a6 36. Qxd5 Be4 37. Qd4 Bc6 38. b4 Re4 39. Qc3 h5 40. a4 Rf4+ 41. Ke1 Rf5 42. Qg3 Kh7 43. a5 Kh6 44. Ke2 g5 45. Qd6+ Kg7 46. Qd4+ f6 0-1

[Event "Collijn-Turneringen"]
[Site "Stockholm"]
[Date "1938.11.22"]
[Round "4"]
[White "Pettersson, Willy"]
[Black "Bergqvist, Allan"]
[Result "1/2-1/2"]
[ECO "A18"]
[PlyCount "73"]
[EventDate "1938.11.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. Nf3 b6 8. g3 Bb7 9. Bg2 Nd7 10. d4 h6 11. 0-0 0-0-0 12. Re1 e5 13. Qe2 exd4 14. cxd4 Bb4 15. Rd1 Rhe8 16. Be3 c5 17. Rac1 cxd4 18. Nxd4 Bxg2 19. Kxg2 Bc5 20. Qc2 Kb7 21. a4 Ne5 22. Qe2 Bxd4 23. Rxd4 Qc6+ 24. f3 g5 25. h3 f5 26. Rxd8 Rxd8 27. Bf2 Re8 28. Bd4 Ng6 29. Qd3 f4 30. Bf2 h5 31. c5 fxg3 32. Bxg3 g4 33. Rc3 Rf8 34. cxb6 Qxf3+ 35. Qxf3+ gxf3+ 36. Rxf3 Rxf3 37. Kxf3 1/2-1/2

[Event "Collijn-Turneringen"]
[Site "Stockholm"]
[Date "1938.11.21"]
[Round "2"]
[White "Johansson, Martin Sr"]
[Black "Pettersson, Willy"]
[Result "1/2-1/2"]
[ECO "D22"]
[PlyCount "61"]
[EventDate "1938.11.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. h3 Bh5 7. 0-0 Nf6 8. Qe2 c5 9. dxc5 Bxc5 10. a3 0-0 11. b4 Bd6 12. Bb2 Qe7 13. e4 Bxf3 14. Qxf3 e5 15. Nc3 Nbd7 16. Rfd1 Rac8 17. Nd5 Nxd5 18. Bxd5 b5 19. Bb7 Rb8 20. Qd3 Rxb7 21. Qxd6 Qxd6 22. Rxd6 f6 23. Rxa6 Nb6 24. Rd1 Na4 25. Bc1 Nc3 26. Re1 Rd8 27. Be3 Nxe4 28. Bb6 Rdb8 29. Rxe4 Rxb6 30. Rxb6 Rxb6 31. Re3 1/2-1/2

[Event "Collijn-Turneringen"]
[Site "Stockholm"]
[Date "1938.11.21"]
[Round "3"]
[White "Pettersson, Willy"]
[Black "Carlsson, Carl Henrik"]
[Result "1-0"]
[ECO "C78"]
[PlyCount "53"]
[EventDate "1938.11.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Bc5 6. Re1 b5 7. Bb3 d6 8. c3 Bg4 9. d3 Qe7 10. Nbd2 0-0 11. h3 Bd7 12. Nf1 Ba7 13. Bc2 Ne8 14. d4 f5 15. Bg5 Nf6 16. dxe5 dxe5 17. exf5 Kh8 18. Ng3 h6 19. Nh4 Be8 20. Bxf6 Qxf6 21. Qg4 g6 22. Re2 gxf5 23. Ngxf5 Rd8 24. Qe4 Rd7 25. Kh2 Bf7 26. Ne7 Qg7 27. Nhg6+ 1-0

[Event "Collijn-Turneringen"]
[Site "Stockholm"]
[Date "1938.11.20"]
[Round "1"]
[White "Pettersson, Willy"]
[Black "Sundberg, Bertil"]
[Result "0-1"]
[ECO "A28"]
[PlyCount "76"]
[EventDate "1938.11.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Bg5 h6 7. Bh4 0-0 8. e3 d6 9. Be2 Bxc3+ 10. bxc3 Ne5 11. f3 Ng6 12. Bf2 d5 13. 0-0 c5 14. Nb3 b6 15. Qc2 Qe7 16. Rfe1 Bb7 17. Rad1 Rad8 18. Nd2 dxc4 19. Nxc4 Nd5 20. e4 Ndf4 21. Bf1 Ba6 22. Qa4 Bxc4 23. Qxc4 Ne5 24. Qa4 Ned3 25. Bg3 Nb2 26. Qc2 Rxd1 27. Rxd1 Nxd1 28. Bxf4 Rd8 29. Be2 Qf6 30. Bd2 Rxd2 31. Qxd2 Nxc3 32. Bc4 b5 33. e5 Qxe5 34. Bxb5 Nxb5 35. Qd8+ Kh7 36. Qd3+ g6 37. Qxb5 Qa1+ 38. Kf2 Qxa2+ 0-1

[Event "Match/Nation GER-Nordic (13-6) (16-3)"]
[Site "Bremen"]
[Date "1938.06.11"]
[Round "1.5"]
[White "Pettersson, Willy"]
[Black "Carls, Carl Johan Margot"]
[Result "0-1"]
[ECO "B74"]
[PlyCount "58"]
[EventDate "1938.06.11"]
[EventType "team"]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 Nc6 8. Be3 0-0 9. Nb3 Be6 10. f4 Qc8 11. h3 a5 12. Na4 Bxb3 13. Nb6 Qe6 14. Nxa8 Qxe4 15. Qd3 Bxc2 16. Qxe4 Nxe4 17. Rac1 Ng3 18. Rfe1 Be4 19. Nb6 Bxb2 20. Rc4 d5 21. Rxe4 dxe4 22. Bc4 Rd8 23. Bf2 Bd4 24. Nd5 e6 25. Ne3 Nf5 26. Nc2 Bxf2+ 27. Kxf2 Rd2+ 28. Re2 Rxe2+ 29. Kxe2 b5 0-1

