| ECO A04 in 1987 play it! bergstrom christ defeats white's callergard rober in 58 moves | 1. Nf3 c5 2. c4 Nf6 3. Nc3 b6 4. e4 Nc6 5. d4 cxd4 6. Nxd4 Bb7 7. Bf4 Nxd4 8. Qxd4 d6 9. Bg5 e6 10. f3 Be7 11. O-O-O O-O 12. h4 Rc8 13. Kb1 Rc5 14. Qf2 Qb8 15. g4 d5 16. exd5 exd5 17. Nxd5 Nxd5 18. cxd5 Bd6 19. Be3 Rxd5 20. Rxd5 Bxd5 21. Bd3 Qb7 22. Be2 Re8 23. Rd1 Qc6 24. h5 Be5 25. Bd4 Rc8 26. Bc3 Bxc3 27. bxc3 Qxc3 28. Ba6 Bxf3 29. Bxc8 Be4+ |
| ECO A04 in 1989 play it! bergstrom christ defeats white's akesson ralf in 70 moves | 1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 d5 5. cxd5 Qxd5 6. Nxc6 Qxc6 7. Nc3 Nf6 8. e4 a6 9. Bd3 e5 10. O-O Bg4 11. f3 Be6 12. Bg5 Be7 13. Qe2 O-O 14. Rac1 Qb6+ 15. Kh1 h6 16. Be3 Qa5 17. Qf2 Rac8 18. Bb6 Qb4 19. a3 Qb3 20. Ba5 Bc5 21. Qd2 b6 22. Bc2 Qxb2 23. Rb1 Qxa3 24. Ra1 Rfd8 25. Qe2 Qb2 26. Rfb1 Bc4 27. Rxb2 Bxe2 28. Bxb6 Bxb6 29. Nxe2 Rd2 30. Rxb6 Rcxc2 31. Ng3 Rxg2 32. Nf5 Rxh2+ 33. Kg1 Rcg2+ 34. Kf1 Nh5 35. Rbxa6 Nf4 |
| ECO A21 in 1987 play it! bergstrom christ defeats white's backe peter in 72 moves | 1. c4 e5 2. Nc3 Bb4 3. Nd5 Bc5 4. e3 Ne7 5. b4 Bd6 6. Bb2 Nxd5 7. cxd5 O-O 8. h4 c6 9. Bc4 cxd5 10. Bxd5 Nc6 11. a3 Bc7 12. Nf3 Ne7 13. Bb3 d6 14. h5 h6 15. e4 Bb6 16. d4 exd4 17. Nxd4 d5 18. exd5 Nxd5 19. O-O Nf4 20. Qf3 Bxd4 21. Rad1 Nh3+ 22. Kh2 Qc7+ 23. Qg3 Qxg3+ 24. fxg3 Bxb2 25. Bxf7+ Kh8 26. gxh3 Bf6 27. Bb3 b6 28. Rf4 Ba6 29. Re1 Rad8 30. Rf2 Bb7 31. h4 Rd3 32. Rb1 Rfd8 33. Re2 Bf3 34. Re6 Bg4 35. Ree1 Rd2+ 36. Kg1 Bd4+ |
| ECO A20 in 1988 play it! bergstrom christ defeats white's rasmussen karste in 58 moves | 1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. Nd5 Bc5 6. e3 Nxd5 7. cxd5 Ne7 8. Ne2 O-O 9. O-O c6 10. d4 exd4 11. exd4 Bd6 12. Nc3 cxd5 13. Nxd5 Nxd5 14. Bxd5 Qf6 15. Re1 Rb8 16. h4 h6 17. Qh5 b5 18. Bg5 hxg5 19. hxg5 g6 20. Qg4 Qf5 21. Qxf5 gxf5 22. g6 Bb7 23. Bxf7+ Kg7 24. Re3 Rbc8 25. a3 Be4 26. b4 Rc2 27. g4 Rh8 28. f3 Bh2+ 29. Kf1 Bf4 |
| ECO A01 in 1973 play it! bergstrom christ defeats white's pettersson berti in 62 moves | 1. b3 Nf6 2. Bb2 d5 3. Nf3 c6 4. g3 Bg4 5. Bg2 Nbd7 6. d3 e6 7. Nbd2 Bd6 8. h3 Bxf3 9. Bxf3 O-O 10. O-O Qe7 11. c4 Ba3 12. Qc2 a5 13. Bxa3 Qxa3 14. Qc1 Qd6 15. Qb2 e5 16. cxd5 cxd5 17. a3 b5 18. Bg2 Rfe8 19. Rfd1 Qe6 20. e3 Nc5 21. Bf1 Qf5 22. Qc3 Rec8 23. Rac1 e4 24. dxe4 Ncxe4 25. Nxe4 Rxc3 26. Nxc3 b4 27. axb4 axb4 28. Nxd5 Nxd5 29. Rc5 Ra2 30. f4 g6 31. Rdxd5 Qe4 |
| ECO B25 in 1990 play it! bergstrom christ defeats white's furhoff johan in 72 moves | 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e6 7. h4 Nf6 8. d4 cxd4 9. Nxd4 Nxd4 10. Qxd4 O-O 11. Bg5 h6 12. Bxf6 Bxf6 13. Qd2 Bg7 14. O-O-O Qa5 15. Kb1 Bd7 16. f4 Rac8 17. e5 Bc6 18. h5 dxe5 19. hxg6 Bxg2 20. gxf7+ Rxf7 21. Qxg2 exf4 22. gxf4 Qb4 23. Rd3 Qxf4 24. Ne4 Qe5 25. c3 Rcf8 26. Rg3 Rf3 27. Rg4 R8f4 28. Re1 Rxg4 29. Qxg4 Rf4 30. Qe2 h5 31. Qc4 b5 32. Qc6 b4 33. Re2 bxc3 34. Nxc3 Qf5+ 35. Kc1 Rf1+ 36. Kd2 Bh6+ |
| ECO B30 in 1980 play it! bergstrom christ defeats white's svenn matti in 128 moves | 1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 a6 6. g3 Nge7 7. Nde2 Ng6 8. Bg2 Bc5 9. O-O O-O 10. Nf4 b5 11. Nd3 Bb6 12. e5 Rb8 13. Qh5 Qc7 14. Re1 Bb7 15. Bd2 Bd4 16. Be4 Ncxe5 17. Nxe5 Bxe4 18. Nxd7 Qxd7 19. Nxe4 Bxb2 20. Rad1 Qc6 21. c3 f6 22. Qc5 Qxc5 23. Nxc5 Ne5 24. Kg2 Rfc8 25. Nxa6 Ra8 26. Nb4 Bxc3 27. Bxc3 Rxc3 28. Re2 Ra4 29. Rb1 Kf7 30. Rbb2 Nc4 31. Rb1 Ra8 32. Rb3 Rxb3 33. axb3 Ne5 34. Rc2 Ra3 35. f4 Rxb3 36. Rc7+ Kg6 37. Nc2 Nc4 38. Kh3 Rd3 39. Nb4 Rd6 40. Nc6 h6 41. Ne7+ Kh7 42. f5 Ne3 43. Rb7 Nxf5 44. Nxf5 exf5 45. Rxb5 Kg6 46. Rb4 Rd2 47. Ra4 Kg5 48. Rb4 g6 49. Ra4 h5 50. Rb4 Rf2 51. Rb5 Kh6 52. Rb6 Kg5 53. Rb5 Re2 54. Ra5 Kh6 55. Ra6 Kg7 56. Ra7+ Kf8 57. Ra6 Ke7 58. Ra7+ Ke6 59. Ra6+ Ke5 60. Ra8 Ke4 61. Ra4+ Kf3 62. Ra3+ Kf2 63. Ra6 g5 64. Ra1 Ke3 |
| ECO B30 in 1982 play it! bergstrom christ defeats white's semakoff aleks in 106 moves | 1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 a6 6. g3 Qc7 7. Bg2 Nf6 8. O-O Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd2 h6 12. Rad1 e5 13. Be3 Bg4 14. f3 Be6 15. Bxc5 dxc5 16. Nd5 Bxd5 17. exd5 Qd6 18. f4 O-O 19. fxe5 Qxe5 20. c4 Qd6 21. Qf4 Rad8 22. Rde1 Qxf4 23. Rxf4 Rfe8 24. Kf2 Rxe1 25. Kxe1 Ne8 26. Kd2 Nd6 27. b3 g5 28. Rf2 Kg7 29. Re2 b5 30. cxb5 axb5 31. Kd3 Ra8 32. a4 bxa4 33. Ra2 a3 34. Kc3 Kf6 35. b4 cxb4+ 36. Kxb4 Ke5 37. Rxa3 Rb8+ 38. Kc5 Rc8+ 39. Kb4 Rc2 40. Bf3 Rxh2 41. Ra1 Rf2 42. Re1+ Kf6 43. Bh5 Rc2 44. Rf1+ Ke5 45. Bxf7 Nxf7 46. Rxf7 Kxd5 47. Re7 Rg2 48. Rh7 Rxg3 49. Rxh6 g4 50. Rh8 Rd3 51. Rg8 g3 52. Rg7 Ke4 53. Kc4 Ra3 |
| ECO B44 in 1976 play it! bergstrom christ defeats white's knudsen ole scot in 76 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N5c3 Be7 8. Be2 O-O 9. O-O Bd7 10. Bf4 Be8 11. Qd3 Rc8 12. Qg3 Kh8 13. Rd1 Qb6 14. b3 Nd4 15. Qd3 Nxe2+ 16. Nxe2 Ng4 17. Qg3 Nf6 18. Nbc3 Nh5 19. Qg4 Nxf4 20. Nxf4 Qa5 21. Ncd5 f5 22. exf5 exd5 23. f6 Bxf6 24. Qxc8 Bxa1 25. Rxa1 dxc4 26. Ne6 Qe5 27. Rd1 Rg8 28. Nd8 Bg6 29. Qc7 c3 30. h4 Qh5 31. Rxd6 c2 32. Nf7+ Bxf7 33. Qxc2 Re8 34. g3 h6 35. Kh2 Qf3 36. Qc5 Re2 37. Rd8+ Kh7 38. Kh3 Be6+ |
| ECO B31 in 1980 play it! bergstrom christ defeats white's kinnmark ove in 68 moves | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. Bxc6 bxc6 7. d3 Ne7 8. Be3 d6 9. c3 f5 10. exf5 Bxf5 11. d4 cxd4 12. cxd4 e4 13. Nfd2 d5 14. Nb3 O-O 15. Nc3 Bc8 16. Qd2 Nf5 17. Bg5 Bf6 18. Bf4 Nh4 19. Qe3 Qd7 20. Ne2 Qg4 21. Qg3 Qh5 22. h3 Be7 23. Nc5 g5 24. Bc7 Qf7 25. Be5 Ng6 26. Bc7 g4 27. Rf1 gxh3 28. gxh3 Bh4 29. Qh2 Qf3 30. Bg3 Qxe2 31. Bxh4 Nxh4 32. Qg3+ Ng6 33. h4 Bg4 34. Rae1 Qf3 |
| ECO B29 in 1992 play it! bergstrom christ defeats white's schneider lars in 96 moves | 1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. d4 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Rb1 Bg7 9. O-O O-O 10. Bf4 cxd4 11. cxd4 e6 12. Qe2 Nc6 13. Rfd1 Re8 14. Qe3 Rc8 15. Ne5 Qe7 16. Nxd7 Qxd7 17. c3 a6 18. Be2 Ne7 19. Qf3 Nd5 20. Bd2 b5 21. a4 bxa4 22. c4 Ne7 23. Be3 Rb8 24. c5 Nd5 25. Bxa6 a3 26. Bc4 Qa4 27. Bxd5 exd5 28. Ra1 Re4 29. g3 Rb3 30. Rac1 Qc6 31. Qe2 Bh6 32. Rd3 Bxe3 33. fxe3 Qa6 34. Rd2 Qe6 35. c6 Rbxe3 36. Qf2 Re1+ 37. Rxe1 Rxe1+ 38. Kg2 Qe4+ 39. Kh3 Qe6+ 40. Kg2 Rc1 41. Qf3 Qe1 42. Qd3 Rxc6 43. Re2 Qc1 44. Qf3 Rc2 45. Kh3 a2 46. Rxc2 Qxc2 47. Qa3 Qb1 48. Qe7 Qf1+ |
| ECO B32 in 1980 play it! bergstrom christ defeats white's ernst thomas in 108 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 O-O 10. O-O b6 11. Nc2 Bb7 12. Ne3 Qc7 13. Qd2 Rad8 14. Rd1 Ne5 15. f3 Rfe8 16. Kh1 h6 17. b3 Rd7 18. Bb2 Red8 19. Rac1 Qb8 20. Qe1 Ng6 21. Bf1 Nh5 22. g3 Nf6 23. Bg2 Rc7 24. Qe2 Ne5 25. Nc2 Rdc8 26. f4 Ned7 27. Nd4 Qa8 28. f5 e5 29. Nc2 b5 30. Nd5 Nxd5 31. cxd5 Bg5 32. Ne3 Qa7 33. Rxc7 Rxc7 34. Nf1 b4 35. h4 Bd8 36. Ne3 a5 37. Bf1 Nc5 38. Ng4 Ba6 39. Qf3 Nd7 40. Bc1 Bxf1 41. Rxf1 Rc3 42. Qe2 h5 43. Nf2 Rxg3 44. Qxh5 Nf6 45. Qe2 Bb6 46. Bg5 Bxf2 47. Bxf6 Be3 48. Bg5 Qd4 49. Qc2 Bxg5 50. hxg5 Qe3 51. Qc8+ Kh7 52. g6+ fxg6 53. fxg6+ Rxg6 54. Qf5 Qh6+ |
| ECO B32 in 1995 play it! bergstrom christ defeats white's moberg karljohan in 66 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 Qc7 7. Qd2 Nf6 8. f3 b5 9. g4 b4 10. Na4 Bb7 11. O-O-O Be7 12. Kb1 O-O 13. h4 d5 14. g5 Nh5 15. exd5 Nxd4 16. Bxd4 Bxd5 17. Qf2 Qc6 18. Nb6 Bxf3 19. Nxa8 Qxa8 20. Be2 Bxh1 21. Bxh5 Be4 22. Bg4 a5 23. Qf4 Rc8 24. Rf1 Bxc2+ 25. Ka1 Bg6 26. Qe5 Bf8 27. h5 Qg2 28. Re1 Qxg4 29. hxg6 hxg6 30. Rh1 Rd8 31. Qh2 f6 32. gxf6 Rxd4 33. fxg7 Rd1+ |
| ECO B30 in 1995 play it! bergstrom christ defeats white's lukez f in 92 moves | 1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 a6 6. g3 Qc7 7. Bg2 Nf6 8. O-O Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd2 h6 12. Rad1 e5 13. Be3 Bg4 14. Bxc5 dxc5 15. f3 Be6 16. Nd5 Bxd5 17. exd5 Qd6 18. c4 O-O 19. Bh3 Rfe8 20. Rfe1 b5 21. b3 Rab8 22. Re3 Re7 23. Qe2 bxc4 24. bxc4 Rbe8 25. Rb1 e4 26. f4 Rb8 27. Reb3 Rxb3 28. Rxb3 Ne8 29. Re3 Qb6 30. Bf1 Nd6 31. Rb3 Qa5 32. g4 Re8 33. Kf2 Qd8 34. Kg3 Qf6 35. h3 h5 36. Qb2 h4+ 37. Kg2 Qxf4 38. Qf2 Qe5 39. Qxc5 e3 40. Rxe3 Qxe3 41. Qxd6 Kh7 42. Qd7 Qg3+ 43. Kh1 Qf3+ 44. Kg1 Re5 45. d6 Qg3+ 46. Kh1 Qf2 |
| ECO B46 in 1975 play it! bergstrom christ defeats white's iten p in 74 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 Nf6 7. Bg2 Qc7 8. O-O Bc5 9. Nb3 Be7 10. f4 d6 11. Qe2 O-O 12. a4 b6 13. Be3 Rb8 14. g4 Rd8 15. g5 Ne8 16. Rf3 d5 17. Rd1 dxe4 18. Nxe4 Rxd1+ 19. Qxd1 Nb4 20. Rf2 Nd5 21. Bc1 Bb7 22. Qf1 Nd6 23. Nxd6 Bxd6 24. c3 Bc6 25. Nd4 Bc5 26. Qc4 Bxd4 27. cxd4 Qd7 28. b3 a5 29. Ba3 g6 30. Rc2 Rc8 31. Bxd5 exd5 32. Qe2 Re8 33. Qf3 Qe6 34. Kg2 b5 35. axb5 Bxb5 36. Bc5 Be2 37. Qg3 Qe4+ |
| ECO B32 in 1982 play it! bergstrom christ defeats white's ernst thomas in 50 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Bf4 d6 7. Nf3 b5 8. a3 Nf6 9. Qd2 Bb7 10. O-O-O Qb6 11. Bxd6 O-O-O 12. Qf4 Bxd6 13. Rxd6 Rxd6 14. Qxd6 Rd8 15. Qg3 b4 16. axb4 Nxb4 17. Nd2 Qa5 18. Bc4 Nxe4 19. Ncxe4 Bxe4 20. Nb3 Qa4 21. Be2 Qc6 22. Na1 Bxc2 23. Bxa6+ Kd7 24. Be2 Bg6+ 25. Kd2 Ke8+ |
| ECO B46 in 1982 play it! bergstrom christ defeats white's thomas e in 50 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Bf4 d6 7. Nf3 b5 8. a3 Nf6 9. Qd2 Bb7 10. O-O-O Qb6 11. Bxd6 O-O-O 12. Qf4 Bxd6 13. Rxd6 Rxd6 14. Qxd6 Rd8 15. Qg3 b4 16. axb4 Nxb4 17. Nd2 Qa5 18. Bc4 Nxe4 19. Ncxe4 Bxe4 20. Nb3 Qa4 21. Be2 Qc6 22. Na1 Bxc2 23. Bxa6+ Kd7 24. Be2 Bg6+ 25. Kd2 Ke8+ |
| ECO B20 in 1980 play it! bergstrom christ defeats white's svensson ben in 104 moves | 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Nf3 d6 5. Bb2 Bg4 6. h3 Bh5 7. Bb5+ Nc6 8. Bxc6+ bxc6 9. O-O dxe5 10. Bxe5 f6 11. Bh2 e5 12. d3 Bd6 13. Nbd2 O-O 14. Re1 Qd7 15. Ne4 Rae8 16. Ng3 Bxf3 17. Qxf3 f5 18. Nf1 Kh8 19. Ne3 e4 20. dxe4 fxe4 21. Qe2 Bxh2+ 22. Kxh2 Nc3 23. Qc4 Qd4 24. Kg1 Rf6 25. Rf1 Ref8 26. Rae1 Nxa2 27. Ra1 Nc3 28. Rxa7 h5 29. Ra5 Rxf2 30. Qxd4 Rxf1+ 31. Nxf1 cxd4 32. Rxh5+ Kg8 33. Ng3 e3 34. Re5 Rf2 35. Nf5 Rxc2 36. Nxd4 Rc1+ 37. Kh2 e2 38. Nf3 Rb1 39. Kg3 Rxb3 40. Kf2 Rb1 41. Re8+ Kf7 42. Re5 Kf6 43. Re8 c5 44. h4 c4 45. g4 Rf1+ 46. Kg2 Nb5 47. h5 Nd4 48. g5+ Kf7 49. h6 gxh6 50. gxh6 Kg6 51. Nh4+ Kxh6 52. Rxe2 Rf4 |
| ECO B24 in 1982 play it! bergstrom christ defeats white's norgaard jesper in 70 moves | 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 e6 7. O-O Nge7 8. Ne2 O-O 9. d3 Rb8 10. a4 a6 11. c3 b5 12. axb5 axb5 13. Be3 Bb7 14. g4 c4 15. dxc4 bxc4 16. Qa4 d5 17. e5 d4 18. cxd4 Nb4 19. Qxb4 Bxf3 20. Qxc4 Bxg2 21. Kxg2 Rxb2 22. Bc1 Nd5 23. Rf3 Rb4 24. Qd3 Re8 25. Ba3 Ra4 26. Rc1 Qa8 27. Kg3 Qa5 28. Bd6 Bh6 29. Rff1 Bf8 30. Bxf8 Rxf8 31. Rc5 Qb4 32. Qb5 Ra3+ 33. Kg2 Ne3+ 34. Kg1 Qd2 35. Rcc1 Ra5 |
| ECO B30 in 1979 play it! bergstrom christ defeats white's svensson ben in 98 moves | 1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 a6 6. Be2 Nge7 7. Be3 Nxd4 8. Qxd4 b5 9. O-O-O Nc6 10. Qd2 Qa5 11. b3 Bb4 12. Kb2 Qa3+ 13. Ka1 Qa5 14. Kb2 O-O 15. Qd3 Ne5 16. Qd4 Nc6 17. Qd3 Bb7 18. Nb1 Be7 19. a3 Bf6+ 20. Kc1 b4 21. a4 Qe5 22. f4 Qb2+ 23. Kd2 Rac8 24. Ke1 Ne7 25. Rc1 Rfd8 26. Kf2 Ng6 27. Rhd1 d5 28. e5 Be7 29. Kf1 Bc5 30. Bxc5 Rxc5 31. Qd2 a5 32. Bd3 Rdc8 33. Qf2 f6 34. exf6 Qxf6 35. g3 e5 36. fxe5 Qxf2+ 37. Kxf2 Nxe5 38. Ke2 Re8 39. Kf2 Rf8+ 40. Ke2 Re8 41. Kf2 Rec8 42. Ke2 d4 43. Nd2 Nxd3 44. Kxd3 Rc3+ 45. Kxd4 Rd8+ 46. Ke5 Rc5+ 47. Kf4 g5+ 48. Kg4 Rd4+ 49. Kh3 Rcd5 |