[Event "NED-DEN corr"]
[Site "Netherlands"]
[Date "1992.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Kamminga, Gosse"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "58"]
[EventDate "1992.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Ne2 e6 5. Ng3 Bg6 6. f4 h5 7. Be2 h4 8. Nf1 Nge7 9. Ne3 Qd7 10. c3 Nf5 11. Nxf5 Bxf5 12. Be3 Be7 13. Nd2 a6 14. Nf3 0-0-0 15. b4 Na7 16. a4 c6 17. Qb3 Kb8 18. 0-0 Rdg8 19. b5 cxb5 20. axb5 Nxb5 21. Ra5 Rc8 22. c4 dxc4 23. Bxc4 Be4 24. Bxb5 axb5 25. Rxb5 Bd5 26. Qa4 Bc4 27. Rfb1 Bxb5 28. Rxb5 Rc3 29. Bd2 Ra3 0-1

[Event "DEN-NOR corr"]
[Site "Denmark"]
[Date "1991.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Lorentzen, Oystein"]
[Result "0-1"]
[ECO "D69"]
[PlyCount "60"]
[EventDate "1991.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c6 5. Bg5 Be7 6. e3 0-0 7. Rc1 Nbd7 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. 0-0 Nxc3 12. Rxc3 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. f4 Qe4 16. Bb3 Bf5 17. Qh5 g6 18. Qh6 Qe7 19. h3 Rad8 20. g4 Bd3 21. f5 gxf5 22. gxf5 Kh8 23. Rf3 Rg8+ 24. Kf2 Be4 25. Rf4 Rd2+ 26. Kf1 Qe5 27. Bxf7 Qb5+ 28. Bc4 Qxc4+ 29. Rxc4 Bd3+ 30. Ke1 Re2+ 0-1

[Event "NED-chJ corr"]
[Site "Netherlands"]
[Date "1987.??.??"]
[Round "?"]
[White "Andersen, Vagn Bo"]
[Black "Bertelsen, Soren"]
[Result "1-0"]
[ECO "D18"]
[PlyCount "51"]
[EventDate "1987.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Nh4 Bg4 10. f3 Bh5 11. g4 Nd5 12. Ng2 Bg6 13. Na2 Be7 14. e4 Nb6 15. Bb3 Na6 16. a5 Nd7 17. Nc3 Bb4 18. h4 h6 19. g5 hxg5 20. hxg5 Bxa5 21. Rxa5 Qxa5 22. f4 c5 23. f5 cxd4 24. fxg6 Ndc5 25. Nd5 Qd8 26. Nf6+ 1-0

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Andersen, Poul F"]
[Black "Bertelsen, Soren"]
[Result "1-0"]
[ECO "C81"]
[PlyCount "67"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Qe2 Be7 10. Rd1 0-0 11. c4 bxc4 12. Bxc4 Qd7 13. Nc3 Nxc3 14. bxc3 f6 15. exf6 Bxf6 16. Bg5 Kh8 17. Bxf6 Rxf6 18. Ng5 Bg8 19. Bxa6 Re8 20. Qd2 Ne5 21. Be2 Ref8 22. Qe3 Ng4 23. Qh3 Ne5 24. Qxd7 Nxd7 25. f3 Nb6 26. a4 h6 27. Nh3 Rc6 28. a5 Nc4 29. Bxc4 Rxc4 30. a6 Ra8 31. a7 Rc6 32. Rdb1 Rb6 33. Rxb6 cxb6 34. Kf2 1-0

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "From, Sigfred"]
[Result "0-1"]
[ECO "E84"]
[PlyCount "40"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8 9. Nc1 e5 10. Nb3 exd4 11. Nxd4 Nxd4 12. Bxd4 c6 13. 0-0-0 Be6 14. g4 c5 15. Be3 Nd7 16. Be2 b5 17. f4 Qa5 18. f5 Bxc4 19. Bxc4 bxc4 20. Bf4 Rxb2 0-1

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Hansen, Jens Haagen"]
[Result "0-1"]
[ECO "A90"]
[PlyCount "90"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 e6 2. c4 Bb4+ 3. Bd2 Qe7 4. g3 f5 5. Bg2 Nf6 6. Nf3 0-0 7. 0-0 Bxd2 8. Qxd2 c6 9. Nc3 d5 10. b3 Nbd7 11. e3 Ne4 12. Qc2 b6 13. Nd2 Nxd2 14. Qxd2 Ba6 15. Rfc1 dxc4 16. Bxc6 Rad8 17. bxc4 Ne5 18. Bg2 Bxc4 19. Qc2 Nf7 20. Qa4 Nd6 21. Qb4 Ba6 22. a4 Qd7 23. Bf1 Bxf1 24. Kxf1 Rc8 25. Nb5 Nf7 26. h4 Rc6 27. Rxc6 Qxc6 28. Rb1 Rc8 29. Qb3 Qd7 30. Rb2 h6 31. Ke2 Kh7 32. Rc2 a6 33. Na3 Rxc2+ 34. Qxc2 Nd6 35. Qb3 b5 36. axb5 Nxb5 37. Nc2 a5 38. Kd3 Nd6 39. Qb6 Ne4 40. f3 Nxg3 41. Qxa5 Qe7 42. Qe5 Qxh4 43. Qxe6 Qh1 44. f4 Qd1+ 45. Kc3 Ne2+ 0-1

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Mikkelsen, Peter"]
[Result "1-0"]
[ECO "A59"]
[PlyCount "83"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. e4 Bxf1 8. Kxf1 g6 9. Nge2 Bg7 10. h3 0-0 11. Kg1 Qb6 12. Rb1 Nbd7 13. Be3 Qa5 14. Qc2 Rfb8 15. Kh2 Ne5 16. b3 e6 17. a4 exd5 18. exd5 c4 19. Rhd1 cxb3 20. Rxb3 Rc8 21. Rb5 Qa6 22. Qb3 Ned7 23. Qb4 Rc7 24. Bb6 Nxb6 25. Rxb6 Qc8 26. Nb5 Rc4 27. Nxd6 Rxb4 28. Nxc8 Re4 29. Ng3 Rxc8 30. Rxf6 Rxa4 31. Rf3 Rd8 32. Rfd3 Be5 33. Kg1 Bxg3 34. Rxg3 Ra5 35. Rgd3 Kf8 36. g4 Ke7 37. Kg2 Kd6 38. Kg3 Rc8 39. Rf3 Ke7 40. d6+ Ke6 41. d7 Rd8 42. Re1+ 1-0

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Nielsen, Bjarne"]
[Result "1-0"]
[ECO "E87"]
[PlyCount "87"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[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 a6 11. Nge2 b5 12. cxb5 Nf4 13. Bxf4 exf4 14. exf5 axb5 15. Bxb5 Nc5 16. fxg6 Rxa2 17. gxh7+ Kh8 18. Nd4 Ra7 19. b4 Qf6 20. Bc4 Na4 21. Ne4 Qe5 22. Nc6 Qa1+ 23. Kc2 Qb2+ 24. Kd3 Ra8 25. Rc1 Qa3+ 26. Ke2 Bf5 27. Kf2 Bxe4 28. fxe4 f3 29. g4 Rae8 30. Qc2 Rf4 31. Qb3 Qxb3 32. Bxb3 Nc3 33. Bc2 Ref8 34. g5 Rg4 35. Rcg1 Nxe4+ 36. Ke3 Rxg1 37. Rxg1 Nxg5 38. Rf1 Bh6 39. Kf2 Nxh7 40. Ne7 Rf6 41. Rg1 Bg7 42. Rg4 Rf7 43. Ng6+ Kg8 44. Bf5 1-0

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Ros, Aksel"]
[Result "1/2-1/2"]
[ECO "D13"]
[PlyCount "50"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 e6 7. e3 Be7 8. Bd3 0-0 9. 0-0 Nh5 10. Be5 f5 11. Rc1 Bd7 12. Bb5 Rc8 13. Qe2 Qe8 14. a3 a6 15. Bxc6 Bxc6 16. Rc2 g5 17. Rfc1 Qg6 18. Nd2 Nf6 19. Nb3 Nd7 20. Na5 Nxe5 21. dxe5 Qg7 22. f4 gxf4 23. exf4 Rfd8 24. Nxc6 Rxc6 25. Qd3 Rdc8 1/2-1/2

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Ingerslev, Aage"]
[Black "Bertelsen, Soren"]
[Result "1-0"]
[ECO "C99"]
[PlyCount "109"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Bb7 14. Nf1 Rac8 15. Bb1 d5 16. exd5 exd4 17. Bg5 Rfe8 18. Qxd4 Nxd5 19. Bf5 Rcd8 20. Rac1 Nc6 21. Qg4 Bxg5 22. Nxg5 Nf6 23. Rxe8+ Rxe8 24. Qf3 Re7 25. Ne4 Qe5 26. Rc5 Qd4 27. Nxf6+ Qxf6 28. Be4 Qxf3 29. Bxf3 Nd8 30. Bxb7 Rxb7 31. Rc8 Rd7 32. Ra8 Rd6 33. Ng3 Kf8 34. Kf1 Ke8 35. Ne4 Rc6 36. g4 Rc2 37. Rxa6 Rxb2 38. Ra7 Ne6 39. Nd6+ Kd8 40. Nxf7+ Ke8 41. Nd6+ Kd8 42. Kg2 b4 43. Nc4 Rc2 44. Ne3 Rb2 45. h4 b3 46. axb3 Rxb3 47. h5 Rb5 48. Kg3 Ke8 49. h6 Kf8 50. Nf5 Rb3+ 51. Kh2 g6 52. Nd6 Rf3 53. Rxh7 Ng5 54. Rh8+ Ke7 55. Kg2 1-0

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Korning, Peter"]
[Black "Bertelsen, Soren"]
[Result "1-0"]
[ECO "C46"]
[PlyCount "57"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. d4 exd4 5. Nd5 Bg7 6. Bg5 Nce7 7. Bc4 c6 8. Nxe7 Nxe7 9. 0-0 0-0 10. Nxd4 h6 11. Bh4 g5 12. Bg3 d5 13. exd5 Nxd5 14. c3 Nb6 15. Bb3 Bd7 16. Bd6 Re8 17. f4 g4 18. Qd3 Nd5 19. Bc2 Nf6 20. Rae1 Qb6 21. b4 a5 22. a3 axb4 23. axb4 Qa6 24. Qd2 Nd5 25. Be5 Qc4 26. Bf5 Ra2 27. Qd1 h5 28. Bxd7 Nxc3 29. Qb3 1-0

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Nielsen, Henning"]
[Black "Bertelsen, Soren"]
[Result "1-0"]
[ECO "C53"]
[PlyCount "59"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb6 7. Nc3 Nf6 8. Be3 Bg4 9. Bb3 0-0 10. Qd3 Re8 11. 0-0 Bh5 12. Rae1 h6 13. Nd2 Nb4 14. Qc4 c5 15. d5 Ng4 16. f4 Qh4 17. h3 Nxe3 18. Rxe3 Rad8 19. g4 Bg6 20. f5 Bh7 21. a3 Na6 22. Kg2 h5 23. Rg3 Qe7 24. gxh5 Kh8 25. Rf4 Rg8 26. Nf3 Nc7 27. Qe2 Ne8 28. e5 dxe5 29. Nxe5 Qc7 30. Nb5 1-0

[Event "DEN-ch corr"]
[Site "Denmark"]
[Date "1983.??.??"]
[Round "?"]
[White "Nielsen, Jan Lovig"]
[Black "Bertelsen, Soren"]
[Result "1-0"]
[ECO "A92"]
[PlyCount "81"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 f5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. d4 d5 7. Qc2 c6 8. Bg5 Ne4 9. Bxe7 Qxe7 10. Nfd2 Nd7 11. Nxe4 fxe4 12. Nd2 Nf6 13. f4 Bd7 14. e3 b6 15. Rfc1 h5 16. Bh3 Be8 17. a4 Nh7 18. a5 Rb8 19. axb6 axb6 20. Qb3 g5 21. Qa3 Rf7 22. cxd5 exd5 23. Qxe7 Rxe7 24. Bf5 gxf4 25. gxf4 Nf6 26. b4 Rg7+ 27. Kf2 Kf8 28. Ra6 Ng4+ 29. Bxg4 hxg4 30. Nf1 Rh7 31. Kg1 Rc7 32. Ng3 Bd7 33. Ne2 Bc8 34. Ra3 Ke7 35. Nc3 Kd6 36. Kg2 Bd7 37. Nd1 Rh8 38. Ra6 Rb7 39. Nf2 Bc8 40. Kg3 Rxh2 41. b5 1-0

[Event "EU-chT Railways USIC 10th"]
[Site "Boras"]
[Date "1980.07.26"]
[Round "7.1"]
[White "Bertelsen, Soren"]
[Black "Schinzel, Wladyslaw"]
[Result "0-1"]
[ECO "A68"]
[BlackElo "2385"]
[PlyCount "58"]
[EventDate "1980.07.20"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Denmark USIC"]
[BlackTeam "Poland USIC"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. f4 0-0 7. Nf3 e6 8. Be2 exd5 9. cxd5 Bg4 10. 0-0 Bxf3 11. Bxf3 Nbd7 12. Re1 Ne8 13. Qd3 Rb8 14. Rb1 b5 15. b4 a5 16. bxc5 Nxc5 17. Qe3 Nc7 18. Bb2 Re8 19. Ne2 Nxd5 20. Qd2 Nf6 21. e5 dxe5 22. Qxd8 Rbxd8 23. Bxe5 Nd3 24. Red1 Nxe5 25. fxe5 Rxd1+ 26. Rxd1 Rxe5 27. Nd4 b4 28. Nc6 Rc5 29. h3 Bh6 0-1

[Event "EU-chT Railways USIC 10th"]
[Site "Boras"]
[Date "1980.07.25"]
[Round "6.1"]
[White "Csurmann, Karl"]
[Black "Bertelsen, Soren"]
[Result "0-1"]
[ECO "D88"]
[PlyCount "80"]
[EventDate "1980.07.20"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Austria USIC"]
[BlackTeam "Denmark USIC"]
[WhiteTeamCountry "AUT"]
[BlackTeamCountry "DEN"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 e6 9. 0-0 cxd4 10. cxd4 Nc6 11. Be3 0-0 12. Rc1 Na5 13. Bd3 b6 14. Rc3 Bb7 15. Qd2 Qd7 16. Rfc1 Rac8 17. Rxc8 Rxc8 18. Rxc8+ Qxc8 19. Qc3 Qxc3 20. Nxc3 Nc6 21. e5 Nb4 22. Bb1 a6 23. f4 Nd5 24. Bd2 Nxc3 25. Bxc3 Bf8 26. Kf2 Ba3 27. Bc2 a5 28. Bb3 Bc6 29. g4 a4 30. Bc2 b5 31. Bb1 b4 32. Bd2 Bd5 33. Ke3 Kf8 34. Kd3 Ke7 35. g5 Kd7 36. h4 Kc6 37. Ke3 Kb5 38. Bd3+ Bc4 39. Bb1 Bb2 40. Ke4 b3 0-1

[Event "EU-chT Railways USIC 10th"]
[Site "Boras"]
[Date "1980.07.24"]
[Round "5.1"]
[White "Bertelsen, Soren"]
[Black "Travnicek, Peter"]
[Result "0-1"]
[ECO "A26"]
[BlackElo "2270"]
[PlyCount "62"]
[EventDate "1980.07.20"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Denmark USIC"]
[BlackTeam "Czechoslovakia USIC"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "CSR"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nf3 Nge7 7. Rb1 d5 8. cxd5 Nxd5 9. Qb3 Nxc3 10. bxc3 0-0 11. 0-0 h6 12. Be3 b6 13. Qb5 Bd7 14. Qd5 Ne7 15. Qb3 c5 16. a4 Rc8 17. c4 Nf5 18. Bd2 Bc6 19. Rfd1 Qe8 20. Qa3 Bxa4 21. Re1 Rc7 22. e4 Nd6 23. Nh4 g5 24. Nf5 Nxf5 25. exf5 Bc6 26. Be4 Qd7 27. f4 exf4 28. gxf4 Bxe4 29. Rxe4 Qxf5 30. fxg5 Bd4+ 31. Kh1 Qf3# 0-1

[Event "EU-chT Railways USIC 10th"]
[Site "Boras"]
[Date "1980.07.23"]
[Round "4.1"]
[White "Zaitsev, Igor A"]
[Black "Bertelsen, Soren"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2490"]
[PlyCount "121"]
[EventDate "1980.07.20"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Soviet Union USIC"]
[BlackTeam "Denmark USIC"]
[WhiteTeamCountry "URS"]
[BlackTeamCountry "DEN"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 Qd8 7. Bd3 Nd7 8. Qe2 Be7 9. 0-0 0-0 10. Rd1 c6 11. c4 Nf6 12. Ne5 Qb6 13. Bg5 c5 14. Qf3 cxd4 15. Qh3 g6 16. Qh4 Qd8 17. Bf1 Nd5 18. Nf3 Bxg5 19. Nxg5 Nf6 20. Rxd4 Qb6 21. Rad1 Kg7 22. b3 h6 23. Nf3 Qa5 24. R4d2 e5 25. b4 Qxb4 26. Nxe5 Qc3 27. Qd4 Qxd4 28. Rxd4 Be6 29. f3 Rfc8 30. Rd6 Rc5 31. f4 Ra5 32. Rb1 b6 33. Rb2 Rc8 34. h3 Nh5 35. Rf2 Ng3 36. Bd3 Nf5 37. Bxf5 Bxf5 38. g4 Be6 39. Nxg6 Rxc4 40. f5 Rc1+ 41. Kh2 Rxa2 42. Rxa2 Bxa2 43. Ne7 Rc7 44. f6+ Kh7 45. Rd8 Be6 46. Rg8 Rc5 47. h4 Rc2+ 48. Kg3 Rc3+ 49. Kf2 Rc4 50. g5 hxg5 51. hxg5 Rg4 52. Rg7+ Kh8 53. g6 fxg6 54. Nxg6+ Rxg6 55. Rxg6 a5 56. Ke3 a4 57. Kd4 a3 58. Ke5 a2 59. Rg1 Bc4 60. Kd6 b5 61. Ke7 1-0

[Event "EU-chT Railways USIC 10th"]
[Site "Boras"]
[Date "1980.07.22"]
[Round "2.1"]
[White "Sellos, Didier"]
[Black "Bertelsen, Soren"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2310"]
[PlyCount "53"]
[EventDate "1980.07.20"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "France USIC"]
[BlackTeam "Denmark USIC"]
[WhiteTeamCountry "FRA"]
[BlackTeamCountry "DEN"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. d4 d6 6. 0-0 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Nb6 10. b3 Re8 11. Bb2 a5 12. Qd2 a4 13. Rad1 axb3 14. axb3 Nfd7 15. Qc2 Nc5 16. b4 Bxd4 17. Rxd4 Ne6 18. Rdd1 Nxc4 19. Nd5 Ne5 20. f4 c6 21. fxe5 cxd5 22. exd5 Nf8 23. Qf2 Qe7 24. Rde1 Bf5 25. g4 Bxg4 26. exd6 Qd7 27. Qf6 1-0

[Event "EU-chT Railways USIC 10th"]
[Site "Boras"]
[Date "1980.07.21"]
[Round "1.1"]
[White "Bertelsen, Soren"]
[Black "Feller, Joseph"]
[Result "1-0"]
[ECO "D88"]
[BlackElo "2200"]
[PlyCount "83"]
[EventDate "1980.07.20"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Denmark USIC"]
[BlackTeam "Luxembourg USIC"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "LUX"]

1. c4 Nf6 2. Nc3 g6 3. d4 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Bc4 Bg7 8. Ne2 0-0 9. 0-0 Nc6 10. Be3 cxd4 11. cxd4 e6 12. Qd2 Na5 13. Bd3 b6 14. Bh6 Bb7 15. Rad1 Rc8 16. Bxg7 Kxg7 17. Qf4 f5 18. Qe5+ Qf6 19. Nf4 Rfe8 20. Bb5 Re7 21. Qxf6+ Kxf6 22. d5 exd5 23. Nxd5+ Bxd5 24. exd5 Re5 25. f4 Re4 26. d6 Rd8 27. d7 Ke7 28. Rfe1 a6 29. Rxe4+ fxe4 30. Bxa6 Rxd7 31. Rxd7+ Kxd7 32. Kf2 Kd6 33. Ke3 Kd5 34. g4 g5 35. fxg5 Ke5 36. h4 Nc6 37. Bb7 Nb4 38. Bxe4 Nxa2 39. Bxh7 Nc3 40. h5 Nd5+ 41. Kf3 Ne7 42. Be4 1-0

[Event "Nordic-ch corr"]
[Site "corr"]
[Date "1980.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Iversen, Arne"]
[Result "1/2-1/2"]
[ECO "C81"]
[PlyCount "80"]
[EventDate "1980.??.??"]
[EventType "team (corr)"]
[EventRounds "6"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Qe2 Be7 10. Rd1 0-0 11. c4 bxc4 12. Bxc4 Qd7 13. Nc3 Nxc3 14. bxc3 f6 15. Bxa6 Nxe5 16. Nd4 Bg4 17. f3 Bh5 18. Bf4 c6 19. Bd3 Nxd3 20. Rxd3 Bc5 21. a4 Rfe8 22. Re3 Rxe3 23. Qxe3 Re8 24. Qd2 Bg6 25. Kf2 Ba7 26. Kg3 h5 27. Re1 Rxe1 28. Qxe1 Bxd4 29. cxd4 Bc2 30. a5 g5 31. Bb8 h4+ 32. Kf2 Bd3 33. g3 hxg3+ 34. hxg3 Kf7 35. g4 Qb7 36. Bd6 Qb2+ 37. Kg3 Qxd4 38. Qe7+ Kg6 39. Qe8+ Kh7 40. Qf7+ Kh8 1/2-1/2

[Event "Nordic-ch corr"]
[Site "corr"]
[Date "1980.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Rennemo, Odd"]
[Result "1/2-1/2"]
[ECO "E42"]
[PlyCount "70"]
[EventDate "1980.??.??"]
[EventType "team (corr)"]
[EventRounds "6"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. Nge2 d5 6. a3 Bxc3+ 7. Nxc3 cxd4 8. exd4 dxc4 9. Bxc4 Nc6 10. Be3 0-0 11. 0-0 b6 12. Qd3 Bb7 13. Rad1 h6 14. Ba2 Ne7 15. Bf4 Ng6 16. Bg3 Qd7 17. f4 Rad8 18. f5 exf5 19. Qxf5 Qxf5 20. Rxf5 Rd7 21. Rf2 Rfd8 22. Rfd2 Nd5 23. Nxd5 Bxd5 24. Bxd5 Rxd5 25. Kf2 f5 26. Kf3 Kf7 27. Bf2 Ne5+ 28. Ke2 Ng4 29. Bg1 Rc8 30. Rd3 Ke6 31. Kd2 Nf6 32. Rc1 Ne4+ 33. Kd1 Rxc1+ 34. Kxc1 Rd7 35. Rb3 Rd5 1/2-1/2

[Event "Nordic-ch corr"]
[Site "corr"]
[Date "1980.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Skoglund, Sven"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "106"]
[EventDate "1980.??.??"]
[EventType "team (corr)"]
[EventRounds "6"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 0-0 6. Nf3 Bxd2+ 7. Nbxd2 d6 8. 0-0 e5 9. e4 Nc6 10. d5 Nd8 11. b4 g6 12. Qc2 Nh5 13. c5 f6 14. Rac1 Ng7 15. cxd6 cxd6 16. Qb3 Nf7 17. Rc3 Bd7 18. Rfc1 Rfb8 19. b5 Ne8 20. Ne1 Qd8 21. a4 b6 22. Bf1 Rc8 23. Bc4 f5 24. Nd3 Qg5 25. Qc2 Nf6 26. Nb4 f4 27. Nc6 Kg7 28. Be2 h5 29. Qd3 fxg3 30. hxg3 h4 31. Qe3 hxg3 32. fxg3 Rh8 33. Nb4 Rh7 34. Qxg5 Nxg5 35. Rc7 Kg8 36. Bd3 Rf8 37. Rf1 Rff7 38. Rxa7 Nh3+ 39. Kg2 Nf4+ 40. Kf2 Rh2+ 41. Ke1 Ng2+ 42. Kd1 Ne3+ 43. Kc1 Nxf1 44. Nxf1 Rh1 45. Kb2 Nxe4 46. Bxe4 Rhxf1 47. Bxg6 R1f2+ 48. Bc2 Bf5 49. Rxf7 Kxf7 50. a5 bxa5 51. b6 axb4 52. b7 Rxc2+ 53. Kb3 Rc8 0-1

[Event "Nordic-ch corr"]
[Site "corr"]
[Date "1980.??.??"]
[Round "?"]
[White "Bertelsen, Soren"]
[Black "Wallenberg, Arne"]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "76"]
[EventDate "1980.??.??"]
[EventType "team (corr)"]
[EventRounds "6"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 0-0 6. 0-0 e4 7. Ng5 Bxc3 8. bxc3 Re8 9. Qc2 Qe7 10. d3 exd3 11. exd3 h6 12. Ne4 Nxe4 13. Bxe4 d6 14. Re1 Kf8 15. Bd2 Qf6 16. d4 Ne7 17. Re3 Ng8 18. Rae1 Re6 19. Qa4 Qd8 20. Rb1 Rxe4 21. Rxe4 Bf5 22. Rbe1 Bxe4 23. Rxe4 Nf6 24. Re2 Qd7 25. Qb4 b6 26. c5 dxc5 27. dxc5 Kg8 28. Qd4 Qxd4 29. cxd4 Re8 30. Rxe8+ Nxe8 31. Kf1 Nf6 32. cxb6 axb6 33. Ke2 Kf8 34. f3 Nd5 35. Kd3 Ke7 36. a4 Ke6 37. a5 bxa5 38. Bxa5 f5 1/2-1/2

[Event "Nordic-ch corr"]
[Site "corr"]
[Date "1980.??.??"]
[Round "?"]
[White "Brusila, Heikki"]
[Black "Bertelsen, Soren"]
[Result "0-1"]
[ECO "A28"]
[PlyCount "38"]
[EventDate "1980.??.??"]
[EventType "team (corr)"]
[EventRounds "6"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bc5 5. Nxe5 Nxe5 6. d4 Bd6 7. c5 Bxc5 8. dxc5 Qe7 9. b4 Nc6 10. Bg5 Nxb4 11. Bxf6 Qxf6 12. Nd5 Nxd5 13. exd5 Qc3+ 14. Ke2 0-0 15. f3 Re8+ 16. Kf2 Qxc5+ 17. Kg3 Re5 18. Rc1 Qd6 19. Kf2 Rxd5 0-1

[Event "Nordic-ch corr"]
[Site "corr"]
[Date "1980.??.??"]
[Round "?"]
[White "Laisaari, Mauno"]
[Black "Bertelsen, Soren"]
[Result "0-1"]
[ECO "A28"]
[PlyCount "78"]
[EventDate "1980.??.??"]
[EventType "team (corr)"]
[EventRounds "6"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. g3 Ne4 7. Qd3 Qe7 8. Bg2 Nxc3 9. bxc3 Ne5 10. Qc2 Bc5 11. 0-0 0-0 12. Qb3 d6 13. Kh1 Be6 14. f4 Bxc4 15. Qa4 Bxd4 16. cxd4 b5 17. Qc2 Ng4 18. Bxa8 Rxa8 19. Re1 Ne3 20. Bxe3 Qxe3 21. Kg2 Re8 22. Rad1 c6 23. Kf1 h5 24. Qd2 Qe4 25. Kf2 a5 26. Rc1 Bd5 27. Rg1 b4 28. Rc2 a4 29. h3 a3 30. Rcc1 Rb8 31. Rb1 c5 32. dxc5 dxc5 33. Rbd1 Re8 34. Ra1 c4 35. h4 g6 36. Kf1 c3 37. Qd3 Bc4 38. Qxe4 Rxe4 39. Rg2 Bxa2 0-1

