| ECO D11 in 2000 play it! hoffman alejandr defeats black's carvajal nolbert in 79 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 e6 5. g3 Bd6 6. Bg2 O-O 7. O-O Nbd7 8. Rd1 Qe7 9. Nbd2 h6 10. b3 b6 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qc2 Bb7 15. Re1 Rfd8 16. Bb2 Ba3 17. Bc3 Bb4 18. Bxb4 Qxb4 19. c5 bxc5 20. a3 Qa5 21. dxc5 Nd7 22. b4 Qc7 23. Nd2 Ba6 24. Ne4 Bb7 25. Nd6 a5 26. b5 Nxc5 27. Nxb7 Nxb7 28. Qxc6 Rd7 29. Rad1 Re7 30. Rc1 Rc8 31. Qxc7 Rexc7 32. Rxc7 Rxc7 33. b6 Re7 34. Rc1 Nd6 35. Rc7 Re8 36. Ra7 Rc8 37. Ra8 Rxa8 38. Bxa8 Kf8 39. b7 Nxb7 40. Bxb7 |
| ECO D12 in 1992 play it! hoffman alejandr defeats black's mephisto vancouv in 67 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Qb3 Qc7 7. Bd2 e6 8. Bb5+ Nc6 9. Bb4 Bxb4+ 10. Qxb4 Nd7 11. Qa3 Nxd4 12. Nxd4 Qc1+ 13. Ke2 Bg4+ 14. f3 Qxh1 15. fxg4 Qxg2+ 16. Kd3 Qxh2 17. Nc3 a6 18. Rc1 Kd8 19. Bxd7 Kxd7 20. Qa4+ Kd8 21. Qb4 Rb8 22. Rc2 Qg3 23. Na4 Ke8 24. Nc5 Qxg4 25. Qa4+ b5 26. Qxa6 Qd1+ 27. Rd2 Qf1+ 28. Re2 Qb1+ 29. Kc3 b4+ 30. Kb3 Qd1+ 31. Rc2 Rd8 32. Nc6 Qe1 33. Nxd8 Qxe3+ 34. Ka4 |
| ECO D23 in 1999 play it! hoffman alejandr defeats black's benedetto abel in 47 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ c6 5. Qxc4 Bf5 6. g3 e6 7. Bg2 Be7 8. O-O Nbd7 9. Bg5 O-O 10. Nc3 h6 11. Bxf6 Bxf6 12. Rfd1 Rc8 13. Rd2 Qc7 14. Rad1 Rfd8 15. h3 Bg6 16. e4 Nb6 17. Qe2 Rd7 18. b3 Rcd8 19. Qe3 a6 20. Ne2 e5 21. dxe5 Bxe5 22. Nxe5 Qxe5 23. Nf4 Bh7 24. Qxb6 |
| ECO D11 in 1999 play it! hoffman alejandr defeats black's rubinetti jorge in 105 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 e6 5. g3 dxc4 6. Qxc4 b5 7. Qb3 Bb7 8. Bg2 a6 9. a4 Nbd7 10. Bg5 c5 11. axb5 Bd5 12. Bxf6 Nxf6 13. Qa4 Qb6 14. Nc3 axb5 15. Qxb5+ Qxb5 16. Rxa8+ Bxa8 17. Nxb5 Bc6 18. Na7 Bxf3 19. Bxf3 cxd4 20. Nc6 Bc5 21. O-O O-O 22. Rd1 g5 23. b4 Bb6 24. Rd2 Nd7 25. e3 e5 26. exd4 exd4 27. Kg2 Re8 28. Nxd4 Ne5 29. Nf5 g4 30. Be2 h5 31. b5 Kf8 32. Rc2 Rd8 33. f3 gxf3+ 34. Bxf3 Ng4 35. h3 Ne3+ 36. Nxe3 Bxe3 37. Bxh5 Rd5 38. Be2 Rf5 39. Bf1 Rf6 40. Bd3 Kg7 41. Be4 Bb6 42. h4 Re6 43. Rc6 Rxc6 44. bxc6 Kf6 45. Kf3 Ke5 46. g4 Bc7 47. g5 Kd6 48. Kg4 Ke7 49. Kf5 Kf8 50. h5 Kg7 51. h6+ Kf8 52. Bd5 Ba5 53. Bxf7 |
| ECO D06 in 1983 play it! hoffman alejandr defeats black's bulcourf carlos in 34 moves | 1. d4 d5 2. c4 Bf5 3. cxd5 Bxb1 4. Rxb1 Qxd5 5. Qa4+ Nc6 6. Nf3 O-O-O 7. e3 e5 8. Bb5 Nxd4 9. exd4 Qe4+ 10. Be2 Qxb1 11. O-O Qe4 12. Re1 Kb8 13. Nxe5 Nf6 14. Be3 Bc5 15. Bf3 Rxd4 16. Qb5 Bb4 17. Bxe4 Rxe4 |
| ECO D18 in 2006 play it! hoffman alejandr defeats black's salgado lopez iv in 47 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Nbd7 9. Nh4 O-O 10. Nxf5 exf5 11. Qc2 g6 12. Bd2 Nb6 13. Ba2 a5 14. Rad1 Qe7 15. Rfe1 Rfe8 16. f3 Rad8 17. Bc1 c5 18. Re2 c4 19. e4 fxe4 20. Bg5 e3 21. Ne4 Nbd7 22. Rxe3 Qf8 23. Nxf6+ Nxf6 24. Rxe8 |
| ECO D12 in 1992 play it! hoffman alejandr defeats black's guerra bastida d in 77 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nbd2 Be7 6. Bd3 O-O 7. O-O b6 8. b3 Bb7 9. Bb2 Nbd7 10. Qe2 c5 11. Rad1 Qc7 12. Ne5 dxc4 13. bxc4 cxd4 14. Nxd7 Nxd7 15. exd4 Bd6 16. Qh5 Nf6 17. Qh4 e5 18. Rfe1 Rae8 19. d5 h6 20. f4 Nd7 21. Qg3 Bc5+ 22. Kh1 Bd4 23. Bxd4 exd4 24. Nf3 Rxe1+ 25. Rxe1 Nc5 26. Nxd4 Nxd3 27. Qxd3 Qxf4 28. h3 Ba6 29. Rf1 Qe5 30. Nc6 Qc7 31. Qe4 Qd6 32. Nxa7 Qc5 33. Rf4 g5 34. Rf6 Qxc4 35. Qf5 Kg7 36. Nc6 Qd3 37. Qe5 Re8 38. Re6+ f6 39. Qxf6+ |
| ECO D11 in 2006 play it! hoffman alejandr defeats black's espasa gonzalez in 45 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bf5 6. Qb3 Qc8 7. e3 Bg7 8. Nc3 e6 9. Rc1 O-O 10. Be2 Ne4 11. O-O Nxc3 12. Rxc3 Nd7 13. h3 h5 14. Nd2 e5 15. dxe5 dxc4 16. Nxc4 Be6 17. Qc2 Bxc4 18. Bxc4 Nxe5 19. Bxe5 Bxe5 20. Qxg6+ Bg7 21. e4 h4 22. Rf3 Qc7 23. Rf5 |
| ECO D30 in 2006 play it! hoffman alejandr defeats black's frois antonio in 63 moves | 1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. O-O Be7 8. Nc3 O-O 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Re8 12. Qa4 Bd7 13. Rad1 Nb4 14. Qb3 a5 15. a4 Rc8 16. Ndb5 Bc6 17. Bd4 Bf8 18. e3 Bxb5 19. axb5 Bc5 20. Bxf6 Qxf6 21. Bxd5 Nxd5 22. Nxd5 Qf3 23. Rd3 b6 24. Nf4 Rcd8 25. Rfd1 a4 26. Qxa4 Rxd3 27. Rxd3 g5 28. Nd5 Re5 29. Qd1 Qf5 30. b4 Bf8 31. Nxb6 Rxb5 32. Rd5 |
| ECO D12 in 1993 play it! hoffman alejandr defeats black's pie pablo in 43 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Qb3 Qc8 7. Bd2 Nc6 8. Bb5 a6 9. Bxc6+ Qxc6 10. Nc3 b5 11. Ne5 Qb7 12. a4 b4 13. a5 e6 14. O-O Bd6 15. Na4 Nd7 16. Nxd7 Kxd7 17. Nb6+ Ke7 18. Bxb4 Rad8 19. Rfc1 Kf6 20. Bxd6 Rxd6 21. Rc5 Kg5 22. e4 |
| ECO D50 in 2001 play it! hoffman alejandr defeats black's van riemsdijk he in 89 moves | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Bb4 5. cxd5 exd5 6. Qc2 h6 7. Bxf6 Qxf6 8. a3 Bxc3+ 9. Qxc3 Nd7 10. Nf3 c6 11. e3 O-O 12. Be2 Qe7 13. O-O Nf6 14. b4 a6 15. a4 Bg4 16. b5 axb5 17. axb5 Ne4 18. Qb2 Bxf3 19. Bxf3 f5 20. Rxa8 Rxa8 21. bxc6 bxc6 22. Rc1 Qa3 23. Qxa3 Rxa3 24. g4 Rc3 25. Rxc3 Nxc3 26. gxf5 Kf7 27. Bh5+ Kf6 28. Be8 Kxf5 29. Bxc6 Ke6 30. Kf1 Ne4 31. Bb7 g5 32. Bc8+ Kd6 33. f3 Nf6 34. Ke2 h5 35. Kd3 g4 36. fxg4 hxg4 37. Ke2 Kc6 38. Kf2 Kb5 39. Kg3 Kc4 40. Kf4 Kd3 41. Bf5+ Kd2 42. Ke5 Ng8 43. Bxg4 Kxe3 44. h4 Ne7 45. h5 |
| ECO D08 in 1989 play it! hoffman alejandr defeats black's schmitt andre in 111 moves | 1. d4 d5 2. c4 e5 3. dxe5 d4 4. a3 Nc6 5. e3 Nge7 6. Nf3 Bg4 7. Be2 dxe3 8. Qxd8+ Rxd8 9. Bxe3 Ng6 10. Nc3 Ncxe5 11. O-O Bxf3 12. gxf3 Nh4 13. f4 Nef3+ 14. Bxf3 Nxf3+ 15. Kg2 Nd2 16. Bxd2 Rxd2 17. Rad1 Rxd1 18. Rxd1 Bd6 19. Kf3 f5 20. b4 a6 21. c5 Be7 22. Nd5 Bd8 23. Ne3 Rf8 24. Nc4 Rf7 25. Ne5 Re7 26. c6 bxc6 27. Nxc6 Rd7 28. Rxd7 Kxd7 29. Nb8+ Kd6 30. Nxa6 Kd5 31. Ke3 Kc4 32. a4 Kb3 33. Kd4 Kxa4 34. Kc4 Be7 35. Nc5+ Ka3 36. Ne6 Bxb4 37. Nxg7 Bd6 38. Nxf5 Bxf4 39. h3 Kb2 40. Nd4 Bd6 41. Ne6 Kc2 42. f4 Kd2 43. f5 Ke3 44. Kd5 Ba3 45. f6 Kf3 46. Nc5 Bc1 47. f7 Bh6 48. Ne6 c5 49. Kxc5 Ke4 50. Kd6 Kf5 51. Ke7 Ke5 52. f8=Q Bxf8+ 53. Nxf8 Kf5 54. Nxh7 Kg6 55. Nf6 Kf5 56. h4 |
| ECO D34 in 1989 play it! hoffman alejandr defeats black's suarez jose in 109 moves | 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 c4 10. Ne5 Be6 11. e3 Nd7 12. Nxc6 bxc6 13. Bxe7 Qxe7 14. b3 Nb6 15. Re1 Qb4 16. Qc2 Rac8 17. Rab1 cxb3 18. Rxb3 Qa5 19. Rc1 Nc4 20. Bf1 Nd6 21. Bd3 c5 22. Bxh7+ Kh8 23. Qb1 cxd4 24. exd4 Rc7 25. Bd3 Rfc8 26. Qb2 Ne4 27. Rb5 Qa6 28. Ne2 Qa4 29. Rb3 Rxc1+ 30. Nxc1 Qa5 31. Rb8 Qe1+ 32. Kg2 g6 33. Rxc8+ Bxc8 34. Qc2 Bf5 35. Nb3 Kg7 36. Nc5 Nd6 37. Qe2 Be4+ 38. Nxe4 Qxe2 39. Bxe2 dxe4 40. f3 Nf5 41. fxe4 Nxd4 42. Bd3 Kf6 43. Kf2 Ke5 44. Ke3 g5 45. h4 gxh4 46. gxh4 a5 47. a4 Ne6 48. Bc2 Nc5 49. h5 Ne6 50. h6 Ng5 51. Kd3 Kf6 52. Kc4 Kg6 53. Kb5 Kxh6 54. Kxa5 Ne6 55. Kb6 |
| ECO D31 in 1991 play it! hoffman alejandr defeats black's ramirez cruz ram in 65 moves | 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. Qc2 Nf6 7. e3 Nbd7 8. Bd3 Nf8 9. Nge2 Ne6 10. Bg3 O-O 11. O-O c5 12. dxc5 Nxc5 13. Rad1 Be6 14. Be5 Nxd3 15. Qxd3 Rc8 16. Nf4 Qa5 17. Bxf6 Bxf6 18. Ncxd5 Bxd5 19. Nxd5 Qxa2 20. Nxf6+ gxf6 21. Qd4 Rfd8 22. Qxf6 Rxd1 23. Rxd1 Qd5 24. Ra1 Rc6 25. Qf4 Qd2 26. Qb8+ Kg7 27. Qe5+ f6 28. Qe7+ Kg6 29. g4 Rc1+ 30. Rxc1 Qxc1+ 31. Kg2 Qc6+ 32. Kg3 Qc1 33. Qxb7 |
| ECO D20 in 2006 play it! hoffman alejandr defeats black's cruz condori alf in 43 moves | 1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 Nf6 5. Nf3 a6 6. a4 c5 7. O-O Nc6 8. Qe2 cxd4 9. Rd1 Be7 10. exd4 Nb4 11. Ne5 O-O 12. Ra3 Bd7 13. Rg3 Kh8 14. Nc3 Qe8 15. Rh3 Bxa4 16. Nxa4 Qxa4 17. Bxe6 Qe8 18. Bb3 Rd8 19. Bg5 b5 20. Bxf6 Bxf6 21. Rxh7+ Kxh7 22. Qh5+ |
| ECO D12 in 2006 play it! hoffman alejandr defeats black's troncoso gutierr in 91 moves | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 a6 5. Nbd2 Bg4 6. Qb3 b5 7. cxd5 cxd5 8. Ne5 e6 9. f3 Bf5 10. a4 b4 11. Bd3 Bxd3 12. Qxd3 Bd6 13. f4 Nbd7 14. b3 a5 15. Bb2 Rc8 16. Ke2 O-O 17. Rhc1 Qb6 18. h3 Qb7 19. Qb5 Qxb5+ 20. axb5 Rxc1 21. Bxc1 Ra8 22. Nc6 Ne8 23. Rxa5 Rxa5 24. Nxa5 Nc7 25. Nf3 Nxb5 26. Bd2 Nb8 27. Ne5 Na7 28. Nd3 Nac6 29. Nb7 Be7 30. Nbc5 Bxc5 31. Nxc5 Kf8 32. Kd3 Ke7 33. e4 Kd6 34. e5+ Kc7 35. g4 g6 36. Be1 Kb6 37. Bh4 Kb5 38. Nb7 Na5 39. Nd6+ Ka6 40. Nxf7 Nxb3 41. Nd8 Kb6 42. Nxe6 Nc6 43. f5 gxf5 44. gxf5 Na1 45. f6 b3 46. Kc3 |
| ECO D34 in 1995 play it! hoffman alejandr defeats black's mollo in 59 moves | 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Bg4 12. h3 Bd7 13. Kh2 Qc8 14. Rc1 Rd8 15. a3 Be6 16. b4 Qd7 17. Nxc6 bxc6 18. Na4 Rac8 19. Bc5 Ne4 20. Bxe4 dxe4 21. Qxd7 Rxd7 22. Bxe7 Rxe7 23. Nc5 Bd5 24. g4 f6 25. Kg3 g5 26. Rfd1 Kf7 27. Na6 Ke6 28. b5 Ke5 29. Rc5 Ke6 30. Rdxd5 |
| ECO D02 in 1989 play it! hoffman alejandr defeats black's mooser stefan in 59 moves | 1. d4 d5 2. Nf3 c6 3. c4 e6 4. Nbd2 Nf6 5. e3 c5 6. b3 Nc6 7. Bb2 cxd4 8. exd4 Be7 9. Bd3 b6 10. O-O Bb7 11. Rc1 O-O 12. Qe2 Rc8 13. Rfd1 Qd6 14. c5 Qb8 15. a3 bxc5 16. dxc5 a5 17. Ne5 Rfd8 18. Ndf3 Ne4 19. Nxc6 Bxc6 20. Nd4 Nxc5 21. Rxc5 Bxc5 22. Nxe6 Bd7 23. Nxd8 Rxd8 24. Qh5 h6 25. Qxd5 Bb6 26. Qe4 g6 27. Qh4 Bf5 28. Qf6 Kf8 29. Qh8+ Ke7 30. Bf6+ |
| ECO D30 in 2001 play it! hoffman alejandr defeats black's rojas ramon in 55 moves | 1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nbd2 Nf6 5. g3 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 b6 9. b3 Ba6 10. Bb2 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qc2 c5 15. dxc5 Bxc5 16. Rad1 Qe7 17. Ng5 g6 18. Qc3 e5 19. Qxe5 Qxe5 20. Bxe5 Ng4 21. Bb2 Rc7 22. h3 Nh6 23. Ne4 Be7 24. Nf6+ Bxf6 25. Bxf6 Bb7 26. Bxb7 Rxb7 27. g4 Re8 28. Rfe1 |
| ECO D31 in 1994 play it! hoffman alejandr defeats black's pelletier yannic in 115 moves | 1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Bf4 Nf6 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 Bd6 9. Nge2 O-O 10. O-O Re8 11. f3 Bxf4 12. Nxf4 Nbd7 13. Rad1 Qe7 14. Rfe1 Rad8 15. Qc2 Qd6 16. g3 Qb4 17. a3 Qb6 18. b4 Nf8 19. Na4 Qc7 20. Nc5 Ne6 21. Nfxe6 fxe6 22. Nd3 Re7 23. Rb1 a6 24. a4 Ra8 25. Rec1 Ne8 26. Ne5 Qd8 27. b5 cxb5 28. axb5 Rc7 29. Qa4 axb5 30. Qxb5 Nd6 31. Qb4 Ra2 32. Rxc7 Qxc7 33. Qc5 Qxc5 34. dxc5 Nc4 35. Nxc4 dxc4 36. Rc1 Ra4 37. Kf2 Ra2+ 38. Kg1 Ra4 39. f4 Kf7 40. Kf2 Rb4 41. Kf3 Ke7 42. Ke4 Kd7 43. Kd4 Kc6 44. Rxc4 Rb2 45. h4 Rd2+ 46. Ke5 Rg2 47. e4 Rxg3 48. Rb4 Rg6 49. Rb6+ Kxc5 50. Rxb7 h5 51. Rc7+ Kb4 52. Re7 Rg4 53. Rxe6 Rxh4 54. Rg6 Rg4 55. Rxg4 hxg4 56. Kd4 Kb5 57. Ke3 Kc5 58. Kf2 |