| ECO A05 in 1977 play it! andersson ulf defeats black's huss andreas in 43 moves | 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. d4 e6 5. cxd5 exd5 6. Qc2 g6 7. Bg5 Bf5 8. Qb3 b6 9. e4 dxe4 10. Ne5 Qe7 11. Bc4 Be6 12. Bxe6 fxe6 13. O-O Bg7 14. Nxe4 O-O 15. Rfe1 Re8 16. Re3 b5 17. Rae1 a5 18. Nxf6+ Bxf6 19. Bxf6 Qxf6 20. Ng4 Qg5 21. Rxe6 Rxe6 22. Qxe6+ |
| ECO A05 in 1975 play it! andersson ulf defeats black's pesantes in 90 moves | 1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 Nbd7 5. cxd5 exd5 6. e3 Bd6 7. Be2 O-O 8. O-O Qe7 9. d3 c6 10. Nbd2 Re8 11. Rc1 Nf8 12. Re1 Ba3 13. Qc2 Bxb2 14. Qxb2 Ng6 15. Bf1 Be6 16. Rc2 Qd6 17. b4 a6 18. a3 Re7 19. Nb3 Rae8 20. Qc3 Bc8 21. a4 Ne5 22. Nbd4 Nfg4 23. b5 Bd7 24. bxa6 bxa6 25. h3 Nxf3+ 26. Nxf3 Ne5 27. Nxe5 Rxe5 28. d4 Rg5 29. Kh1 Qh6 30. Rb2 Qh4 31. Kh2 Rg6 32. g3 Qh5 33. h4 Qg4 34. Bg2 Rh6 35. f3 Qh5 36. Rb7 Bc8 37. Rc7 Qg6 38. Rc1 Rxh4+ 39. gxh4 Qd6+ 40. f4 Qxc7 41. Qxc6 Qd8 42. Qxd5 Qxh4+ 43. Kg1 Bg4 44. Qc6 Rb8 45. Qc7 Re8 |
| ECO A05 in 1979 play it! andersson ulf defeats black's segal alexandru in 81 moves | 1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. b3 O-O 10. Rd1 a6 11. Ba3 Nc6 12. Qf4 d5 13. cxd5 exd5 14. Bxe7 Qxe7 15. Nh4 Rad8 16. Nf5 Qe6 17. Rac1 g6 18. Nd4 Nxd4 19. Qxd4 Rc8 20. Na4 Rxc1 21. Rxc1 Nd7 22. e3 b5 23. Nc5 Nxc5 24. Rxc5 Rc8 25. Rxc8+ Qxc8 26. Bxd5 Bxd5 27. Qxd5 Qc1+ 28. Kg2 Qa3 29. Qd8+ Kg7 30. Qd2 a5 31. g4 h6 32. Kf3 Kg8 33. Ke2 Kg7 34. f3 Kg8 35. f4 Kg7 36. Kf3 Kg8 37. f5 gxf5 38. gxf5 Kg7 39. Qd4+ f6 40. Qd7+ Kg8 41. Qe8+ |
| ECO A06 in 1999 play it! andersson ulf defeats black's gisbrecht ewgeni in 121 moves | 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. e3 a6 5. Bd3 e6 6. Nbd2 Nbd7 7. b3 b6 8. O-O Be7 9. Qe2 Bb7 10. Bb2 O-O 11. Rad1 dxc4 12. Nxc4 b5 13. Nce5 Nxe5 14. Nxe5 Qb6 15. Bb1 Rfd8 16. Nd3 g6 17. Rc1 Nd7 18. b4 a5 19. a3 Rdc8 20. Rfd1 Qd8 21. Bc2 Qf8 22. Nc5 Nxc5 23. dxc5 Rd8 24. Bb3 Rxd1+ 25. Rxd1 Rd8 26. Rd3 a4 27. Bc2 Bc8 28. f4 Rxd3 29. Bxd3 Bd7 30. Be4 Qd8 31. Qd2 Be8 32. Qc3 f6 33. Kf2 Kf7 34. g4 Bf8 35. Bf3 Be7 36. h4 Bf8 37. Ke2 Be7 38. Qc1 Qd7 39. Qc2 Qd8 40. h5 Kg8 41. hxg6 hxg6 42. Be4 f5 43. Bg2 Bf6 44. g5 Bxb2 45. Qxb2 Qd7 46. Qe5 Kf7 47. Bf3 Qd8 48. e4 Qd7 49. Qa1 Kg8 50. Qf6 Qf7 51. Qxf7+ Kxf7 52. Ke3 Ke7 53. Kd4 Bd7 54. Ke5 Be8 55. Be2 Bd7 56. Bd3 Bc8 57. Bc2 Bd7 58. Bb1 Bc8 59. Ba2 Bd7 60. exf5 exf5 61. Bg8 |
| ECO A05 in 1975 play it! andersson ulf defeats black's lebredo gerardo in 71 moves | 1. Nf3 Nf6 2. c4 d6 3. Nc3 e5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. d4 Re8 9. c5 exd4 10. cxd6 dxc3 11. dxe7 Qxe7 12. Qxc3 Qxe2 13. Re1 Qb5 14. Bg5 Rxe1+ 15. Rxe1 h6 16. Bf4 Qc5 17. Qd2 Nb6 18. Bxh6 gxh6 19. Qxh6 Qxf2+ 20. Kh1 Bh3 21. Qg5+ Kf8 22. Bxh3 Nbd5 23. Qh6+ Kg8 24. Qg5+ Kf8 25. Qh6+ Kg8 26. Rf1 Qxb2 27. Ng5 Re8 28. Bf5 Re7 29. h4 Qc3 30. Kh2 Qc2+ 31. Kh3 Qc3 32. Nh7 Nxh7 33. Bxh7+ Kh8 34. Bg6+ Kg8 35. Qh7+ Kf8 36. Rxf7+ |
| ECO A05 in 1995 play it! andersson ulf defeats black's etchegaray patri in 71 moves | 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 dxc4 7. Na3 c3 8. bxc3 c5 9. Bb2 Nc6 10. e3 Bf5 11. Qe2 Qa5 12. Rfc1 Rfd8 13. Nd2 cxd4 14. cxd4 Bg4 15. f3 Bc8 16. Nb3 Qh5 17. Rc5 Rd5 18. Rac1 Rxc5 19. Rxc5 e5 20. d5 Ne7 21. e4 Ne8 22. Nb5 b6 23. Rc2 Ba6 24. a4 Nc8 25. Bf1 Qg5 26. Qd2 Qxd2 27. Nxd2 f6 28. Ba3 Bf8 29. Bxf8 Kxf8 30. Nc7 Nxc7 31. Rxc7 Bxf1 32. Kxf1 Nd6 33. Ke2 h5 34. Rd7 Nf7 35. Nc4 Rc8 36. Rxf7+ |
| ECO A04 in 2005 play it! andersson ulf defeats black's leskovar mario l in 51 moves | 1. Nf3 g6 2. d4 Bg7 3. g3 d6 4. Bg2 Nd7 5. O-O e5 6. e4 Ne7 7. Nc3 O-O 8. dxe5 dxe5 9. Be3 h6 10. Qd2 Kh7 11. Rad1 Nc6 12. Qe2 f5 13. exf5 gxf5 14. Rfe1 Rf7 15. Nh4 Qf8 16. f4 e4 17. g4 Bxc3 18. bxc3 Nf6 19. g5 Rg7 20. gxf6 Qxf6 21. Bf2 Be6 22. Kh1 Re8 23. Bh3 e3 24. Bg3 Qf7 25. Qd3 Bxa2 26. Bxf5+ |
| ECO A04 in 2005 play it! andersson ulf defeats black's emms john m in 81 moves | 1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. e3 Bc5 7. Be2 O-O 8. O-O d5 9. cxd5 exd5 10. Nxc6 bxc6 11. b3 Bd6 12. Bb2 Re8 13. Rc1 Bf5 14. Bf3 Rc8 15. Ne2 Ne4 16. Ng3 Nxg3 17. hxg3 Be4 18. Qe2 Bxf3 19. gxf3 Be5 20. Bxe5 Rxe5 21. Rc5 Qd7 22. f4 Ree8 23. Rfc1 h6 24. Qa6 Qh3 25. Rxc6 Rcd8 26. Qf1 Qg4 27. Qd1 Qh3 28. Qf3 h5 29. R6c5 h4 30. Qg2 Qg4 31. gxh4 Qxh4 32. Rxd5 Rxd5 33. Qxd5 Qg4+ 34. Kf1 g6 35. Rc7 Rf8 36. Rxa7 Qh3+ 37. Ke1 Qc8 38. a4 Qc2 39. Ra8 Qb1+ 40. Ke2 Qc2+ 41. Kf3 |
| ECO A05 in 1980 play it! andersson ulf defeats black's dominguez sanz j in 59 moves | 1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. g3 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. Bg2 a6 8. Qc2 cxd4 9. Nxd4 Bb4+ 10. Bd2 Qb6 11. Nb3 a5 12. O-O a4 13. Bxb4 Qxb4 14. N3d2 O-O 15. Nc3 Ne5 16. a3 Qa5 17. Rfd1 Qc7 18. Nde4 Bd7 19. Nxf6+ gxf6 20. Rd4 Rfc8 21. Qd2 Be8 22. Qh6 Ng6 23. h4 f5 24. h5 Ne7 25. Qf6 Ra5 26. Rad1 Kf8 27. Qh6+ Kg8 28. Rd6 Rc5 29. Qf6 Kf8 30. h6 |
| ECO A04 in 2006 play it! andersson ulf defeats black's schunk thomas in 75 moves | 1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 g6 5. e4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 O-O 9. O-O Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 Qd7 13. b4 b6 14. a4 Rfd8 15. a5 bxa5 16. Rxa5 Qb7 17. b5 Be8 18. Rfa1 e6 19. Rxa7 Rxa7 20. Rxa7 Qb8 21. Ra2 Rc8 22. Bf1 h5 23. Nd1 h4 24. Nf2 Bd7 25. Ra6 e5 26. Ba7 Qb7 27. Be3 Be6 28. Rxd6 Bxc4 29. Rd8+ Kh7 30. Rxc8 Qxc8 31. Qc1 Be6 32. Qxc8 Bxc8 33. Bc4 Kg8 34. Nd3 Ne8 35. b6 Nd6 36. Bd5 Nb7 37. Bxb7 Bxb7 38. Nc5 |
| ECO A05 in 1978 play it! andersson ulf defeats black's kavalek lubomir in 68 moves | 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O c5 5. c4 e6 6. b3 Be7 7. Nc3 d5 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. Bb2 O-O 11. Rc1 Na6 12. Rc4 Rad8 13. Qb1 f6 14. d4 b5 15. Rcc1 Qh5 16. Rfd1 Qe8 17. Ng5 fxg5 18. Bxb7 Nb4 19. a3 Nd5 20. dxc5 Qf7 21. Bd4 Bf6 22. Bxf6 Qxf6 23. Rf1 Qe5 24. Qc2 Rf7 25. Bxd5 exd5 26. Qd3 d4 27. Qxb5 h5 28. a4 Rb8 29. Qc4 h4 30. Rcd1 Rd8 31. e3 h3 32. Rxd4 Rf8 33. Qd5 Qf6 34. c6 Qg6 |
| ECO A06 in 1986 play it! andersson ulf defeats black's van riemsdijk di in 39 moves | 1. Nf3 d5 2. d4 Bg4 3. Ne5 Bh5 4. c4 f6 5. g4 fxe5 6. gxh5 exd4 7. Bg2 Nf6 8. cxd5 c6 9. Qxd4 cxd5 10. Nc3 Nc6 11. Qh4 e6 12. O-O Be7 13. Qh3 Kf7 14. e4 d4 15. Ne2 d3 16. Nf4 d2 17. Qxe6+ Ke8 18. Rd1 Nd4 19. Qe5 Nc6 20. Qf5 |
| ECO A15 in 1987 play it! andersson ulf defeats black's allan denis in 49 moves | 1. c4 Nf6 2. Nf3 e6 3. g3 a6 4. Bg2 b5 5. b3 c5 6. O-O Bb7 7. Nc3 Qb6 8. e3 d6 9. Qe2 Bc6 10. d4 b4 11. Na4 Qb7 12. Bb2 Nbd7 13. Nh4 Be7 14. Bxc6 Qxc6 15. Rad1 Qc7 16. e4 cxd4 17. Bxd4 O-O 18. Nf3 e5 19. Bb2 Qc6 20. Rfe1 Bd8 21. Qd3 Bc7 22. Nh4 g6 23. Bc1 Rfd8 24. Bg5 Nc5 25. Qf3 |
| ECO A15 in 1976 play it! andersson ulf defeats black's hedman senarega in 35 moves | 1. c4 Nf6 2. Nf3 c6 3. Nc3 d5 4. d4 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. exf6 gxh4 10. Ne5 Bb4 11. Be2 Qxf6 12. O-O Bxc3 13. bxc3 Bb7 14. Rb1 Qe7 15. f4 Rg8 16. Bh5 Rg7 17. f5 Nd7 18. Nxf7 |
| ECO A13 in 1976 play it! andersson ulf defeats black's huebner robert in 22 moves | 1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. e3 c5 5. Bb2 Nc6 6. cxd5 Nxd5 7. a3 Nf6 8. Be2 Be7 9. O-O O-O 10. Qc2 Bd7 11. Nc3 Re8 |
| ECO A15 in 1977 play it! andersson ulf defeats black's lombard andre in 101 moves | 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. d4 a6 8. Qc2 b6 9. Ne5 Nd5 10. Nxd7 Qxd7 11. dxc5 Bxc5 12. O-O Bb7 13. Rd1 Qc8 14. Nc3 Nxc3 15. Qxc3 O-O 16. Bf4 Bxg2 17. Kxg2 Rd8 18. Qf3 Ra7 19. Rac1 Rad7 20. Rxd7 Qxd7 21. Rc3 h6 22. a3 a5 23. Be3 Bxe3 24. Qxe3 Qb5 25. Rb3 Qc6+ 26. Qf3 Rd6 27. Qxc6 Rxc6 28. h4 h5 29. Kf3 Kf8 30. Ke4 Ke7 31. Kd4 Kd6 32. Rb5 g6 33. f4 Ke7 34. Rb3 Kd6 35. e4 Ke7 36. Rb5 Kf6 37. Rb3 Ke7 38. Rc3 Rd6+ 39. Kc4 Rd2 40. b4 axb4 41. axb4 e5 42. fxe5 Ke6 43. Kb5 Rb2 44. Rc4 Rb3 45. Kxb6 Rxg3 46. b5 g5 47. hxg5 h4 48. Kc7 h3 49. b6 h2 50. b7 Rb3 51. Rc1 |
| ECO A23 in 1969 play it! andersson ulf defeats black's atanasov petko in 71 moves | 1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Nc6 7. d3 h6 8. O-O Be7 9. a3 O-O 10. b4 a6 11. Bb2 Be6 12. Rc1 e4 13. Ne1 e3 14. f3 d4 15. Ne4 Rc8 16. Nc5 Bxc5 17. Rxc5 Qd6 18. f4 a5 19. f5 axb4 20. axb4 Bd5 21. Bxd5 Nxd5 22. Qb3 Rfd8 23. Nf3 Ncxb4 24. Rb5 Rc3 25. Bxc3 dxc3 26. Nd4 Nc6 27. Nc2 h5 28. Qc4 Ne5 29. Qc5 Qd7 30. Nb4 Nxb4 31. Qxe5 Nd5 32. Rc5 b6 33. Rc4 b5 34. Rh4 b4 35. f6 Qd6 36. Qxh5 |
| ECO A10 in 1977 play it! andersson ulf defeats black's keene raymond d in 81 moves | 1. c4 b6 2. Nf3 Bb7 3. g3 c5 4. Bg2 g6 5. Nc3 Bg7 6. b3 Nc6 7. O-O Nh6 8. Bb2 O-O 9. e3 d5 10. cxd5 Nb4 11. d4 Ba6 12. Ne2 Nxd5 13. Qd2 Nb4 14. Ba3 Nd3 15. Rad1 Rc8 16. Ne1 Nxe1 17. Rfxe1 Bxe2 18. Qxe2 cxd4 19. exd4 Nf5 20. Bxe7 Nxe7 21. Qxe7 Rc2 22. d5 Rxa2 23. d6 Bf6 24. Qb7 Qc8 25. Qxc8 Rxc8 26. d7 Rd8 27. Re8+ Kg7 28. Bh3 Rb2 29. Rd6 Rxb3 30. Rxf6 Rxd7 31. Rxg6+ hxg6 32. Bxd7 a5 33. Rb8 Kf6 34. Rb7 Ke5 35. Be8 f5 36. h4 f4 37. gxf4+ Kxf4 38. Kg2 Kg4 39. Rh7 Rb2 40. Bxg6 a4 41. Ra7 |
| ECO A16 in 1978 play it! andersson ulf defeats black's swic waldemar in 61 moves | 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 c6 6. Nge2 d5 7. cxd5 cxd5 8. d4 Nc6 9. O-O e6 10. b3 Re8 11. Ba3 Qa5 12. Bb2 Bd7 13. Nf4 Rac8 14. Nd3 b6 15. Re1 Ne7 16. Rc1 Nf5 17. Ne5 Nd6 18. Re2 b5 19. Rec2 b4 20. Nxd7 Nxd7 21. Na4 Rxc2 22. Rxc2 Rc8 23. a3 Bf8 24. Bf1 Rxc2 25. Qxc2 Nb6 26. axb4 Qxb4 27. Bc3 Qa3 28. Nc5 a5 29. Bb2 Qa2 30. Bd3 Ne4 31. Qc1 |
| ECO A20 in 1981 play it! andersson ulf defeats black's portisch lajos in 121 moves | 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4 exd4 5. Qxd4 d5 6. cxd5 cxd5 7. Nf3 Nc6 8. Qd1 Bc5 9. O-O O-O 10. Bg5 h6 11. Bxf6 Qxf6 12. Nc3 Rd8 13. Ne1 Be6 14. Nd3 Bd4 15. Rc1 Rac8 16. Nf4 Bxc3 17. Rxc3 d4 18. Rc5 Qe7 19. Nxe6 Qxe6 20. b3 Qe7 21. Rc4 Qf6 22. Qd2 Rd6 23. Rd1 Rcd8 24. Qf4 Qg6 25. Be4 Qg5 26. Qxg5 hxg5 27. Rdc1 Re6 28. Bxc6 bxc6 29. Kf1 Rh6 30. Rxc6 Rxh2 31. Rc8 Rh1+ 32. Kg2 Rxc1 33. Rxd8+ Kh7 34. Rxd4 Kg6 35. Rd6+ f6 36. Ra6 Rc7 37. g4 Kf7 38. Kf3 Re7 39. Ra4 Rd7 40. Ke3 Ke8 41. Re4+ Kf7 42. Rd4 Rc7 43. Rc4 Rd7 44. f3 Ke8 45. Re4+ Kf8 46. Rd4 Rc7 47. Rc4 Rd7 48. b4 a6 49. a3 Rd6 50. Rd4 Rc6 51. Kd3 Ke8 52. Rc4 Rd6+ 53. Kc3 Rd1 54. Re4+ Kf7 55. a4 Rc1+ 56. Kb2 Rd1 57. Kb3 Rb1+ 58. Ka2 Rd1 59. Kb2 g6 60. b5 a5 61. Kc2 |