| ECO B41 in 1992 play it! pedersen steffen defeats white's almodiahki moham in 94 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 Be7 7. Bg2 O-O 8. O-O Bd7 9. h3 Nc6 10. Nde2 a6 11. g4 b5 12. a3 Rb8 13. Ng3 Bc8 14. g5 Nd7 15. f4 Nc5 16. h4 Qc7 17. f5 d5 18. f6 Bxf6 19. gxf6 Qxg3 20. Bf4 Qxh4 21. Bxb8 Nxb8 22. fxg7 Rd8 23. Qf3 Rd7 24. exd5 exd5 25. Nxd5 Bb7 26. Qf6 Qg4 27. Rae1 Ne6 28. Qxe6 Qxg2+ 29. Kxg2 fxe6 30. Rf8+ Kxg7 31. Rxb8 Bxd5+ 32. Kg3 Rf7 33. Re3 Rf1 34. Rb6 Kf6 35. Rxa6 Rg1+ 36. Kh3 Kf5 37. Re2 Kf4 38. Ra5 Rg5 39. Rf2+ Bf3 40. Rxf3+ Kxf3 41. Kh4 Rc5 42. c3 e5 43. Ra7 e4 44. Rf7+ Ke2 45. Rxh7 Re5 46. Kg3 e3 47. Kf4 Re8 |
| ECO B98 in 2001 play it! pedersen steffen defeats white's fischbach harald in 72 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nbd7 9. O-O-O Qc7 10. g4 b5 11. Bxf6 Bxf6 12. g5 Bxd4 13. Rxd4 Rb8 14. Bg2 Nc5 15. Kb1 b4 16. Nd1 O-O 17. f5 exf5 18. exf5 Re8 19. Ne3 Qe7 20. Nd5 Qe5 21. Qf4 Bxf5 22. Qxe5 Rxe5 23. Nxb4 Re2 24. Bf3 Rf2 25. Bd1 Ne6 26. Nxa6 Nxd4 27. Nxb8 Nxc2 28. Bxc2 Rxc2 29. Ka1 d5 30. a4 d4 31. Ka2 d3 32. Rd1 Be6+ 33. Kb1 Rc8 34. Na6 Bb3 35. Rc1 Ba2+ 36. Kxa2 Rxc1 |
| ECO C31 in 1991 play it! pedersen steffen defeats white's michna c in 48 moves | 1. e4 e5 2. f4 d5 3. exd5 exf4 4. Be2 Nf6 5. Nf3 Bd6 6. c4 c6 7. d4 cxd5 8. c5 Bc7 9. O-O Nc6 10. Ne1 g5 11. g3 fxg3 12. hxg3 Bxg3 13. Bh5 Qe7 14. Bxg5 Bf2+ 15. Rxf2 Rg8 16. Rg2 Rxg5 17. Rxg5 Qe3+ 18. Kf1 Qxg5 19. Bf3 Kf8 20. Nc3 Bh3+ 21. Ng2 Bxg2+ 22. Bxg2 Ng4 23. Nxd5 Ne7 24. Qb3 Nxd5 |
| ECO C45 in 1991 play it! pedersen steffen defeats white's timmerman gert j in 78 moves | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6 11. Qf3 Bd6 12. Rae1 Rb8 13. b3 Rb4 14. h3 h6 15. Bxf6 Qxf6 16. Qxf6 gxf6 17. Ne2 f5 18. f4 Kg7 19. c3 Re4 20. Bxe4 fxe4 21. f5 Kf6 22. g4 Kg5 23. Kf2 Ba6 24. Rh1 Be5 25. Rc1 c5 26. Rhd1 Rd8 27. b4 d4 28. cxd4 cxd4 29. Rc5 e3+ 30. Ke1 f6 31. b5 Bb7 32. Nc1 Bf3 33. Rd3 Kh4 34. a4 Kxh3 35. a5 Kxg4 36. b6 axb6 37. axb6 h5 38. Rb3 d3 39. Rc4+ Kh3 |
| ECO C41 in 1993 play it! pedersen steffen defeats white's hartikainen mark in 90 moves | 1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Be7 5. O-O O-O 6. d4 Nbd7 7. Bg5 c6 8. Bb3 b5 9. a3 a6 10. Qe2 Qc7 11. Rad1 Re8 12. Rfe1 Nf8 13. dxe5 dxe5 14. Nh4 h6 15. Bxf6 Bxf6 16. Nf5 Be6 17. Bxe6 Rxe6 18. Qg4 Kh7 19. Rd3 Ng6 20. Red1 Rd8 21. Rxd8 Bxd8 22. h4 Bf6 23. Ne2 Re8 24. Rd6 Bxh4 25. Rxg6 Bxf2+ 26. Kxf2 fxg6 27. Nh4 Qd6 28. Ng1 Rf8+ 29. Kg3 Rf4 30. Qe2 g5 31. Nf5 Qc5 32. Qe3 Qxc2 33. Qa7 Rxf5 34. exf5 Qxf5 35. Qe3 Kg6 36. Nf3 Qf4+ 37. Kf2 e4 38. Qxf4 gxf4 39. Ne5+ Kf5 40. Nxc6 g5 41. Nb4 e3+ 42. Ke2 Kg4 43. Nd3 Kg3 44. Kf1 g4 45. Nc1 f3 |
| ECO C41 in 1993 play it! pedersen steffen defeats white's turner matthew e in 86 moves | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Qd5 Nc5 6. Bg5 Qd7 7. exd6 Bxd6 8. Nc3 O-O 9. O-O-O a6 10. Be3 Qc6 11. Qh5 b6 12. Bc4 Qd7 13. Ng5 Qf5 14. Rxd6 cxd6 15. Nd5 Nc6 16. Bxc5 h6 17. Bxd6 Be6 18. g4 Qxf2 19. Nxe6 fxe6 20. Bxf8 Rxf8 21. Qg6 exd5 22. Bxd5+ Kh8 23. Bxc6 Qf4+ 24. Kd1 Rd8+ 25. Qd3 Rxd3+ 26. cxd3 Qxg4+ 27. Ke1 Qb4+ 28. Kf1 Qxb2 29. Bd5 g5 30. Rg1 Qb1+ 31. Kg2 Qxd3 32. Bf3 Qd2+ 33. Kh1 Qxa2 34. Rd1 Qe6 35. Rc1 a5 36. Rc6 Qe1+ 37. Kg2 Qd2+ 38. Kh3 Qe3 39. Kg2 a4 40. Rxh6+ Kg7 41. Rc6 a3 42. Rc7+ Kf6 43. Rc2 b5 |
| ECO C31 in 1991 play it! pedersen steffen defeats white's belotti bruno in 40 moves | 1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. Bb5+ c6 6. dxc6 bxc6 7. Be2 Bd6 8. d4 O-O 9. c4 Re8 10. Nc3 Bg4 11. O-O Nbd7 12. c5 Bc7 13. b4 Qe7 14. Ba6 Rad8 15. Qe2 Nb8 16. Rd1 Nxa6 17. Qxa6 Bxf3 18. gxf3 Rxd4 19. Bd2 Be5 20. Qa3 Rd3 |
| ECO C54 in 2006 play it! pedersen steffen defeats white's aagaard jacob in 76 moves | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 a6 7. O-O Ba7 8. Nbd2 O-O 9. a4 Na5 10. Ba2 c5 11. Re1 Be6 12. Nf1 b5 13. Bg5 h6 14. Bxf6 Qxf6 15. Ne3 Nc6 16. Bd5 Bxd5 17. Nxd5 Qd8 18. axb5 axb5 19. c4 Nb4 20. Qb3 Nxd5 21. exd5 bxc4 22. Qxc4 Bb6 23. Rxa8 Qxa8 24. Qb5 Rb8 25. Qc4 Qa5 26. Rd1 Bd8 27. Nd2 Rxb2 28. Ne4 Be7 29. g4 Rb4 30. Qc3 Qa8 31. Ra1 Qxd5 32. Ra7 Bf8 33. Qc2 c4 34. Qc3 Rb1+ 35. Kg2 Qxd3 36. Qxd3 cxd3 37. Rd7 Re1 38. Nxd6 d2 |
| ECO C41 in 1994 play it! pedersen steffen defeats white's ocsner thomas in 52 moves | 1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 h6 6. Nf3 e4 7. Ne5 Bd6 8. d4 exd3 9. Nxd3 O-O 10. O-O Ng4 11. h3 Nh2 12. Re1 Qh4 13. Nd2 g5 14. Ne5 g4 15. g3 Qxh3 16. b3 Bf5 17. Bb2 Bc5 18. Ne4 Bxe4 19. Rxe4 Qxg3+ 20. Kh1 Qh3 21. Kg1 Qg3+ 22. Kh1 Qh3 23. Kg1 f5 24. d6+ Kh7 25. Bd3 Bxf2+ 26. Kxf2 fxe4+ |
| ECO C02 in 1999 play it! pedersen steffen defeats white's petersen peter b in 102 moves | 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 Nge7 6. Nf3 Nf5 7. Bd3 cxd4 8. cxd4 Be7 9. O-O O-O 10. Nc3 Nxe3 11. fxe3 f5 12. exf6 Bxf6 13. Qc2 h6 14. a3 Qe7 15. Rf2 Bd7 16. Raf1 g5 17. h3 Qg7 18. Bb5 Rac8 19. Qd3 Be8 20. Na4 a6 21. Bxc6 Bxc6 22. Nc3 h5 23. g4 h4 24. a4 Qh6 25. b4 Kg7 26. b5 axb5 27. axb5 Be8 28. Na4 Be7 29. Nc5 b6 30. Na4 Bd6 31. Ne5 Rxf2 32. Rxf2 Bxe5 33. dxe5 Qg6 34. Qa3 Bxb5 35. Qe7+ Kg8 36. Nc3 Re8 37. Qf6 Bd3 38. e4 Qxf6 39. exf6 Rc8 40. exd5 Rxc3 41. dxe6 Rc1+ 42. Kh2 Re1 43. Rf3 Bc4 44. e7 Kf7 45. Rf5 b5 46. Rxg5 Kxf6 47. Rh5 Rxe7 48. Rxh4 Rb7 49. Kg3 Kg6 50. Rh8 b4 51. Rc8 b3 |
| ECO B18 in 2003 play it! pedersen steffen defeats white's medvegy nora in 78 moves | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nf6 7. h4 h6 8. Ne5 Bh7 9. Bc4 e6 10. Qe2 Nd5 11. Bb3 Nd7 12. Bd2 Nxe5 13. dxe5 Qc7 14. f4 O-O-O 15. O-O-O Be7 16. h5 Rhe8 17. Ne4 f6 18. exf6 gxf6 19. Rhf1 f5 20. Nc3 Bf6 21. Qf3 Qg7 22. Rde1 Bg8 23. Re2 Bf7 24. Rfe1 Kb8 25. Nd1 Rg8 26. c4 Nc7 27. Bc3 Bxc3 28. Nxc3 Qg4 29. Rh1 Qxf3 30. gxf3 c5 31. Rd2 Rxd2 32. Kxd2 Ne8 33. Ke3 Nf6 34. Rd1 Bxh5 35. Rd6 Bf7 36. Nd5 Nxd5+ 37. cxd5 Kc7 38. dxe6 Kxd6 39. exf7 Rf8 |
| ECO B17 in 2006 play it! pedersen steffen defeats white's rens c in 46 moves | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. c3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bc2 Bg4 9. Ne2 e6 10. Bg5 Qd5 11. Qd2 Qxg2 12. Rg1 Qxh2 13. O-O-O Qxf2 14. Nf4 Qxd2+ 15. Rxd2 h5 16. d5 Nxd5 17. Nxd5 exd5 18. Rxd5 Be6 19. Re1 Be7 20. Rde5 Bxg5+ 21. Rxg5 Kf8 22. b3 h4 23. Reg1 h3 |
| ECO B12 in 2003 play it! pedersen steffen defeats white's furhoff johan in 72 moves | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nf6 8. Ne5 Bh7 9. Bc4 e6 10. Qe2 Nd5 11. Bb3 Nd7 12. Bd2 Nxe5 13. dxe5 Qc7 14. O-O-O O-O-O 15. f4 Be7 16. Nh5 Rhg8 17. g4 Kb8 18. Ng3 Rge8 19. Ne4 f6 20. exf6 gxf6 21. Qf3 f5 22. Nf2 fxg4 23. Nxg4 Rf8 24. Rhf1 Bd6 25. Nxh6 Qg7 26. Bxd5 cxd5 27. f5 Rc8 28. Rg1 Qc7 29. Qc3 Qd8 30. Qg7 Rc7 31. Qg5 Qc8 32. Bc3 Rxc3 33. bxc3 Qxc3 34. Rd3 Qc4 35. Qg7 Rc8 36. Rg2 Qxd3 |
| ECO B12 in 2004 play it! pedersen steffen defeats white's el kher henrik in 66 moves | 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 Be7 7. g3 dxc4 8. Bxc4 Nd7 9. Be3 Nh6 10. Bxh6 Rxh6 11. Qd2 Nb6 12. Bb3 a5 13. a4 Nd5 14. Bxd5 exd5 15. Nf3 Bg4 16. Nh2 Bf5 17. Nf3 Rg6 18. Rc1 Kf8 19. Nh2 Kg8 20. Nf1 f6 21. exf6 Bxf6 22. Ne3 Qd7 23. Nxf5 Qxf5 24. Ne2 Re8 25. Kf1 Qf3 26. Rg1 Bxh4 27. Rc3 Bg5 28. Rxf3 Bxd2 29. Rh1 Rge6 30. Nf4 Bxf4 31. Rxf4 Re1+ 32. Kg2 Rxh1 33. Kxh1 Re4 |
| ECO B12 in 2003 play it! pedersen steffen defeats white's matthiesen marti in 133 moves | 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. O-O h6 7. Be3 Ne7 8. b3 Nc8 9. c4 Be7 10. Nc3 O-O 11. Bd3 Bxd3 12. Qxd3 f5 13. exf6 Rxf6 14. Rae1 Bd6 15. Ne2 Rxf3 16. gxf3 Qh4 17. Ng3 Ne7 18. Kg2 Rf8 19. Bd2 Rf6 20. Re2 Nf8 21. Rfe1 Nf5 22. Re4 dxe4 23. Rxe4 Bxg3 24. Rxh4 Bxh4 25. d5 exd5 26. cxd5 cxd5 27. Qxd5+ Rf7 28. Qc4 Be7 29. f4 Bd6 30. Qd5 Ng6 31. Qc4 a6 32. a4 Bf8 33. Qe6 Nge7 34. Bc3 Nc6 35. Kh3 Bd6 36. Qe8+ Bf8 37. Qe6 Nfe7 38. Qc4 Nc8 39. b4 Nd6 40. Qd5 Ne8 41. b5 axb5 42. axb5 Na7 43. Be5 Nc8 44. Qe6 Ncd6 45. f5 Be7 46. f6 gxf6 47. Bf4 Bf8 48. b6 Ng7 49. Qd5 Ngf5 50. Kg2 Kg7 51. Kf1 Re7 52. Qg2+ Kh7 53. Qd5 Re4 54. Bd2 Re5 55. Qa2 Kg7 56. Qa4 Kf7 57. Qd7+ Be7 58. Qc7 Rb5 59. Bf4 Rb1+ 60. Kg2 Rb4 61. Bg3 Nxg3 62. hxg3 Ke6 63. Qc3 Rb5 64. g4 h5 65. gxh5 Rxh5 66. f4 Rb5 67. Qd4 |
| ECO B12 in 1992 play it! pedersen steffen defeats white's zezulkin juri in 78 moves | 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 c5 7. h4 h5 8. Nf4 Bh7 9. Nxh5 cxd4 10. Qxd4 Nc6 11. Bb5 Ne7 12. Bg5 a6 13. Bxc6+ Nxc6 14. Qf4 Qa5 15. O-O-O Nb4 16. a3 Nxc2 17. Rxd5 exd5 18. e6 fxe6 19. Nxg7+ Kd7 20. Qf7+ Kc6 21. Ne8 Nd4 22. Re1 Be4 23. Nf6 Bxa3 24. Qd7+ Kb6 25. Nfxe4 Bxb2+ 26. Kxb2 Qb4+ 27. Ka1 Qa3+ 28. Na2 Nc2+ 29. Kb1 Qb3+ 30. Kc1 Rac8 31. Nec3 Nxe1 32. Qxe6+ Ka7 33. Qxe1 Qxa2 34. Qe3+ Ka8 35. Bf6 Rhe8 36. Be5 Qa1+ 37. Kd2 Qb2+ 38. Kd1 d4 39. Qxd4 Rcd8 |
| ECO B19 in 2005 play it! pedersen steffen defeats white's nilsson sebastia in 94 moves | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Bb4 13. Qb3 Bxd2+ 14. Nxd2 Ne7 15. O-O-O O-O 16. Qxb7 Rab8 17. Qxd7 Qxa2 18. Nb3 Nd5 19. Qd6 Nb4 20. Qc5 Rb5 21. Qc4 Rfb8 22. Ne4 Nxc2 23. Qxc2 Rxb3 24. Qb1 Rxb2 25. Qxa2 Rxa2 26. Rh3 f5 27. Nc5 Rxf2 28. Nxe6 Rbb2 29. Rc3 Ra2 30. Rb3 Kf7 31. Nd8+ Ke8 32. Nb7 Ra1+ 33. Rb1 Rxb1+ 34. Kxb1 Kd7 35. Rg1 Ke6 36. g4 f4 37. g5 f3 38. gxh6 gxh6 39. Rg6+ Ke7 40. Rxc6 Rg2 41. d5 f2 42. d6+ Kf7 43. Rc1 Rg1 44. d7 Rxc1+ 45. Kxc1 f1=Q+ 46. Kd2 Qf4+ 47. Ke1 Qe4+ |
| ECO B19 in 2004 play it! pedersen steffen defeats white's pilgaard kim in 72 moves | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Ngf6 12. O-O-O Nd5 13. Bd2 Nb4 14. Qb3 a5 15. Kb1 b5 16. Rhe1 Be7 17. Ne4 Nf6 18. Nxf6+ gxf6 19. a3 Nd5 20. Qd3 Nb6 21. Qe4 Qd5 22. g4 Nc4 23. Bc1 a4 24. Ng1 b4 25. Qxd5 cxd5 26. axb4 Bxb4 27. c3 Be7 28. Ka2 Kd7 29. Nh3 Rhb8 30. Re2 Na5 31. Nf4 Nb3 32. Nd3 a3 33. Nb4 Nxc1+ 34. Rxc1 Bxb4 35. cxb4 axb2+ 36. Kxb2 Rxb4+ |
| ECO B07 in 1993 play it! pedersen steffen defeats white's pachow joerg in 80 moves | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 c6 8. a4 a5 9. Bg5 h6 10. Bh4 Qb6 11. Qd2 Re8 12. h3 exd4 13. Nxd4 Ne5 14. Bb3 Bxh3 15. Nf5 Bxf5 16. exf5 Qb4 17. Bg3 Rad8 18. Rad1 Qg4 19. Qf4 Nh5 20. Qxg4 Nxg4 21. f3 Nxg3 22. fxg4 d5 23. Kf2 Bd6 24. Kf3 Kf8 25. Ne2 Ne4 26. Nd4 Bc5 27. Re3 Ng5+ 28. Ke2 Rxe3+ 29. Kxe3 Re8+ 30. Kd3 Re4 31. Ne2 Rxg4 32. c4 Ne4 33. Rf1 Nf2+ 34. Kd2 dxc4 35. Bc2 Rxg2 36. Nf4 Ne4+ 37. Kd1 Rd2+ 38. Kc1 Be3 39. Kb1 Rd4 40. Bxe4 Rxe4 |
| ECO B07 in 1992 play it! pedersen steffen defeats white's nielsen in 74 moves | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. O-O-O+ Nd7 8. g3 Kc8 9. f3 c6 10. Bh3 Bc5 11. Bxe6 fxe6 12. Na4 Bb4 13. a3 Be7 14. Ne2 Re8 15. Kb1 b5 16. Nac3 Nb6 17. Rd3 Nfd7 18. Bxe7 Rxe7 19. f4 Nc5 20. Rf3 Nc4 21. Kc1 a5 22. fxe5 b4 23. Nb1 Kc7 24. Rhf1 Nxe5 25. Rf8 Rxf8 26. Rxf8 Nxe4 27. Ra8 Kb6 28. Nf4 g5 29. Nd3 Rf7 30. Nd2 Nxd3+ 31. cxd3 Nxd2 32. Kxd2 Rf2+ 33. Kc1 Rxh2 34. Rg8 h6 35. Rg6 e5 36. Re6 b3 37. Rxe5 Rc2+ |
