| ECO A04 in 2001 play it! szmetan jorge defeats black's renteria jorge in 114 moves | 1. Nf3 c5 2. c4 b6 3. g3 Bb7 4. Bg2 Nf6 5. O-O e6 6. Nc3 Be7 7. e3 d6 8. d4 Nbd7 9. d5 e5 10. Ne1 a6 11. a4 O-O 12. f4 exf4 13. gxf4 Re8 14. e4 Bf8 15. Qd3 b5 16. axb5 axb5 17. Rxa8 Qxa8 18. Nxb5 Qb8 19. Nc2 Ba6 20. Nca3 Re7 21. Bd2 Ne8 22. Bc3 Qb6 23. Bh3 Nc7 24. Nxc7 Qxc7 25. e5 Nb6 26. e6 f6 27. b3 Qb7 28. Nc2 Qxd5 29. Qxd5 Nxd5 30. cxd5 Bxf1 31. Bxf1 Rb7 32. Bc4 Ra7 33. Ne3 Be7 34. Kg2 Kf8 35. h4 Kg8 36. h5 Ra2+ 37. Kg3 Kf8 38. Bb5 Ra3 39. Ba4 Ra2 40. Nc4 Rc2 41. Ba5 Rc1 42. Bc7 Rc3+ 43. Kf2 Rd3 44. Bc6 Rxb3 45. Nxd6 Rd3 46. Ke2 c4 47. Nxc4 Rd4 48. Nd2 Bb4 49. Nf3 Rc4 50. Nh4 Rc1 51. Bd7 Re1+ 52. Kd3 Bc5 53. Nf5 g6 54. hxg6 hxg6 55. e7+ Kf7 56. e8=Q+ Rxe8 57. Bxe8+ Kxe8 |
| ECO A09 in 1992 play it! szmetan jorge defeats black's cranbourne carlo in 130 moves | 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. e3 Nc6 8. Bb2 Bd7 9. Qe2 Qa5 10. Nc3 Rad8 11. Rfd1 Rfe8 12. d3 Bc8 13. Na4 dxc4 14. dxc4 Rxd1+ 15. Rxd1 Rd8 16. Rxd8+ Qxd8 17. e4 Nd7 18. e5 Qc7 19. Bc3 Bf8 20. Nb2 g6 21. Nd3 Bg7 22. h4 h6 23. Qe4 b6 24. h5 gxh5 25. Qh4 Bb7 26. Qxh5 Ne7 27. Nd2 Bxg2 28. Kxg2 Ng6 29. f4 Qc6+ 30. Qf3 Qxf3+ 31. Kxf3 Ne7 32. g4 f6 33. exf6 Bxf6 34. Bxf6 Nxf6 35. Ne5 Nc8 36. Nc6 Kf7 37. g5 hxg5 38. fxg5 Nd7 39. Kf4 Nf8 40. Ne5+ Kg7 41. Ne4 Ne7 42. Nd6 Nfg6+ 43. Nxg6 Kxg6 44. Ke5 Nc6+ 45. Kxe6 Kxg5 46. Nb5 Kf4 47. Kd6 Nb4 48. a4 Ke3 49. Nxa7 Kd3 50. Nc6 Kc3 51. Nxb4 cxb4 52. a5 bxa5 53. c5 a4 54. c6 axb3 55. c7 b2 56. c8=Q+ Kd2 57. Qf5 Kc1 58. Qc5+ Kd2 59. Qxb4+ Kc2 60. Qc4+ Kd2 61. Qb3 Kc1 62. Qc3+ Kb1 63. Kc5 Ka2 64. Qc2 Ka3 65. Qb1 Kb3 |
| ECO A05 in 1995 play it! szmetan jorge defeats black's de dovitiis alej in 57 moves | 1. Nf3 Nf6 2. c4 d6 3. d4 Nbd7 4. g3 e5 5. Bg2 Be7 6. Nc3 O-O 7. O-O c6 8. e4 a6 9. Qc2 Qc7 10. Rd1 b5 11. b3 a5 12. h3 Ba6 13. c5 dxc5 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. f4 Qh5 17. g4 Qh4 18. Be3 Qg3 19. Qf2 Qxf2+ 20. Kxf2 Rfd8 21. e5 Nd5 22. Nxd5 cxd5 23. Bxd5 Rac8 24. g5 Rc7 25. f5 Bb7 26. Bxb7 Rxb7 27. f6 gxf6 28. gxf6 Rxd1 29. Rxd1 |
| ECO A09 in 2004 play it! szmetan jorge defeats black's semprevivo marce in 37 moves | 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. g3 Nbd7 5. Bb2 c6 6. Bg2 Be7 7. O-O O-O 8. d3 Re8 9. Nbd2 Bf8 10. Qc2 e5 11. cxd5 Nxd5 12. a3 Nc7 13. Rad1 c5 14. e3 b6 15. d4 Ba6 16. Nc4 exd4 17. exd4 Qb8 18. dxc5 Nxc5 19. Ng5 |
| ECO A05 in 1999 play it! szmetan jorge defeats black's ramirez em in 99 moves | 1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. O-O g6 6. e3 Qc7 7. d4 d6 8. d5 b5 9. Re1 bxc4 10. e4 Nbd7 11. Nc3 Bg7 12. Nd2 Ne5 13. Nxc4 Nxc4 14. Qa4+ Nd7 15. Qxc4 O-O 16. Qe2 Qb6 17. Qc2 a5 18. Na4 Qc7 19. Bg5 Rfe8 20. Rab1 Ba6 21. b3 Rab8 22. Red1 Ne5 23. h3 Rb4 24. Be3 Reb8 25. f4 Nd7 26. Bd2 Rd4 27. Bc3 Rxd1+ 28. Rxd1 Bxc3 29. Qxc3 f6 30. h4 Rb4 31. a3 Rb8 32. Kh2 Bb5 33. Nb2 Kg7 34. Re1 c4 35. bxc4 Ba6 36. h5 gxh5 37. Re2 Nc5 38. e5 h4 39. exf6+ exf6 40. g4 Rb7 41. g5 Qf7 42. Bh3 Kf8 43. Be6 Qg6 44. Qxf6+ Qxf6 45. gxf6 Rb3 46. Rg2 Rg3 47. f7 Ne4 48. Na4 Rxg2+ 49. Kxg2 Nf6 50. Nb6 |
| ECO A05 in 1993 play it! szmetan jorge defeats black's rivero jose in 93 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. cxd5 Nxd5 7. d4 Nb6 8. Nc3 Nc6 9. e3 e5 10. d5 Na5 11. e4 Nac4 12. b3 Nd6 13. a4 Bg4 14. Qd3 Bxf3 15. Bxf3 f5 16. Ba3 a6 17. Rac1 Rc8 18. Bg2 Qf6 19. Rc2 Rfd8 20. Bh3 Nd7 21. f3 Rf8 22. Nd1 h5 23. exf5 gxf5 24. Bxd6 cxd6 25. Rxc8 Rxc8 26. Qxf5 Qxf5 27. Bxf5 Rc7 28. Be6+ Kf8 29. Bxd7 Rxd7 30. Nf2 Rc7 31. Ne4 Ke7 32. g4 hxg4 33. fxg4 Rc2 34. g5 Re2 35. Ng3 Rd2 36. Nf5+ Kf7 37. Nxd6+ Kg6 38. h4 Rxd5 39. Nf5 Bf8 40. Ng3 Bc5+ 41. Kg2 Rd2+ 42. Kh3 Rd3 43. Rf6+ Kg7 44. Kg4 Rxb3 45. Nf5+ Kh8 46. g6 Rb6 47. Kg5 |
| ECO A05 in 1977 play it! szmetan jorge defeats black's cuartas carlos in 109 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. d4 d6 7. Nc3 Qa5 8. e4 Qh5 9. e5 dxe5 10. dxe5 Ng4 11. Bf4 g5 12. Bxg5 Nxh2 13. Nxh2 Qxg5 14. f4 Qxg3 15. Rf3 Qh4 16. Qd3 Na6 17. Kh1 Bg4 18. Rg3 Nb4 19. Qe3 Nc2 20. Rxg4 Qxh2+ 21. Kxh2 Nxe3 22. Rg3 Nxg2 23. Rxg2 Kh8 24. Rd2 Bh6 25. Kg3 Rad8 26. Rad1 Rg8+ 27. Kf3 Rxd2 28. Rxd2 Rg1 29. Ne2 Rf1+ 30. Kg2 Rb1 31. Ng3 Kg7 32. Rd7 Rxb2+ 33. Kf3 e6 34. f5 Kg8 35. f6 Rxa2 36. Ne4 Ra3+ 37. Kg4 Bf8 38. Nd6 Rd3 39. Rxb7 Bxd6 40. exd6 h5+ 41. Kxh5 Rxd6 42. Kh6 Rd8 43. Rxa7 Re8 44. Kg5 e5 45. Re7 Kf8 46. Rxe8+ Kxe8 47. Kf5 Kd7 48. Kxe5 Kc7 49. c5 Kd7 50. Kf5 Ke8 51. Kg5 Kf8 52. Kh5 Kg8 53. Kh6 Kh8 54. Kg5 Kh7 55. Kf5 |
| ECO A05 in 1981 play it! szmetan jorge defeats black's intini in 35 moves | 1. Nf3 Nf6 2. c4 d5 3. cxd5 Nxd5 4. d4 Bf5 5. Nc3 e6 6. Qb3 Nb6 7. e4 Bg4 8. Be3 Be7 9. Ne5 Bh5 10. g4 Bg6 11. O-O-O N8d7 12. f4 a5 13. f5 a4 14. Qc2 exf5 15. exf5 Bg5 16. Qd2 Nxe5 17. Bxg5 f6 18. dxe5 |
| ECO A09 in 1991 play it! szmetan jorge defeats black's ginzburg maximil in 75 moves | 1. Nf3 d5 2. c4 e6 3. g3 f5 4. Bg2 Nf6 5. O-O Bd6 6. d3 O-O 7. Nc3 c6 8. e4 Be7 9. exf5 exf5 10. Bf4 Nbd7 11. cxd5 Nxd5 12. Nxd5 cxd5 13. Re1 Nc5 14. Nd4 g5 15. Be5 Qd7 16. Rc1 a5 17. Qf3 Rd8 18. Qh5 Ra6 19. Re3 Rg6 20. Qe2 Bf8 21. f4 g4 22. h3 h5 23. Kf2 b6 24. Rh1 Rh6 25. Qd1 Ba6 26. hxg4 fxg4 27. f5 Re8 28. Bf4 Rxe3 29. Bxe3 Rh7 30. Rxh5 Rxh5 31. Qxg4+ Bg7 32. Qxh5 Bxd3 33. f6 Bxf6 34. Bxd5+ Kf8 35. Bh6+ Bg7 36. Qf3+ Ke8 37. Bc6 Bxd4+ 38. Ke1 |
| ECO A10 in 1983 play it! szmetan jorge defeats black's schweber samuel in 125 moves | 1. c4 g6 2. Nc3 Bg7 3. Nf3 d6 4. g3 Nf6 5. Bg2 O-O 6. O-O c6 7. d4 Qa5 8. e4 e5 9. Re1 Bg4 10. Be3 exd4 11. Bxd4 Qh5 12. Qd3 Nbd7 13. Nd2 Ne5 14. Qf1 Bf3 15. Nxf3 Nxf3+ 16. Bxf3 Qxf3 17. Qe2 Qxe2 18. Rxe2 Rfe8 19. Rd1 Re6 20. f3 Ne8 21. Bxg7 Kxg7 22. Kf2 Rc8 23. Red2 Rc7 24. g4 f6 25. h4 Rf7 26. Ne2 Re5 27. Nf4 Rfe7 28. h5 g5 29. Ne2 Kf7 30. Ng3 Rd7 31. Nf5 Ke6 32. Nd4+ Ke7 33. Nf5+ Ke6 34. h6 Rc5 35. b3 Ke5 36. Ne3 Ra5 37. Nf5 Rc5 38. Rd5+ Ke6 39. Ng7+ Ke7 40. Nf5+ Kd8 41. R5d4 Ra5 42. R1d2 c5 43. R4d3 Ra6 44. f4 gxf4 45. Kf3 Kc7 46. Kxf4 Rf7 47. Ne3 Kd7 48. Nd5 Ke6 49. Kg3 Rc6 50. Rf3 Rc8 51. Rdf2 Rf8 52. Rf5 a6 53. g5 b5 54. Nxf6 Nxf6 55. Rxf6+ Rxf6 56. Rxf6+ Ke7 57. e5 dxe5 58. Rxa6 bxc4 59. bxc4 Rf8 60. Ra7+ Ke6 61. Rxh7 e4 62. g6 e3 63. g7 |
| ECO A00 in 1991 play it! szmetan jorge defeats black's juarez alberto in 55 moves | 1. g3 d5 2. Bg2 c5 3. c4 e6 4. Nf3 Nf6 5. O-O Be7 6. b3 O-O 7. e3 Nc6 8. Qe2 b6 9. Bb2 Qc7 10. Nc3 a6 11. Rfd1 Bb7 12. cxd5 exd5 13. d4 Rad8 14. Rac1 cxd4 15. Nxd4 Nxd4 16. Rxd4 Qb8 17. Rcd1 Qa8 18. Na4 Qa7 19. Rf4 Bc6 20. Bd4 Bxa4 21. bxa4 Qb7 22. Rb1 Rd6 23. Qb2 Nh5 24. Rf3 Bf6 25. Qb4 Rc6 26. Rf5 Bxd4 27. Rxh5 Rc4 28. Qxc4 |
| ECO B43 in 1992 play it! szmetan jorge defeats black's fernandez jorge in 78 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Nf6 7. Bg2 Be7 8. O-O d6 9. f4 O-O 10. a4 Nc6 11. Nb3 b6 12. e5 dxe5 13. fxe5 Nd7 14. Bf4 Bb7 15. Qh5 g6 16. Qh3 Ncxe5 17. Rad1 Bxg2 18. Qxg2 Qc8 19. Ne4 Nc4 20. Bh6 f5 21. Bxf8 Nxf8 22. Qf3 Nxb2 23. Rb1 Nxa4 24. Nd4 Kh8 25. Nf2 e5 26. Qd5 Nd7 27. Nc6 Bf6 28. Rbd1 Nac5 29. Nd3 Nxd3 30. Rxd3 Nc5 31. Re3 Qe6 32. Qxe6 Nxe6 33. Nxe5 Nc5 34. Kg2 Kg7 35. Nc4 b5 36. Nd6 Rd8 37. Ne8+ Kf7 38. Nxf6 Kxf6 39. Rf2 Rd4 |
| ECO B41 in 1975 play it! szmetan jorge defeats black's sanguinetti raul in 47 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 a6 7. f4 b5 8. a3 Bb7 9. Bd3 Nbd7 10. O-O Rc8 11. Qf3 Rxc3 12. bxc3 Nc5 13. a4 bxa4 14. Rfb1 Qc7 15. Rb4 Be7 16. Rab1 a3 17. Nb3 Ncxe4 18. Bb6 a2 19. Ra1 Qc6 20. Bxe4 d5 21. Na5 dxe4 22. Nxc6 exf3 23. Nxe7 a5 24. Bxa5 |
| ECO B40 in 1985 play it! szmetan jorge defeats black's grinberg ricardo in 78 moves | 1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 Nf6 7. Bg2 Be7 8. O-O d6 9. f4 O-O 10. g4 Nc6 11. Nb3 d5 12. exd5 Nb4 13. f5 Rd8 14. Kh1 Nfxd5 15. Nxd5 Nxd5 16. Qe2 b5 17. fxe6 Bxe6 18. Nd4 Qd7 19. Nxe6 Qxe6 20. Qxe6 fxe6 21. a4 b4 22. Re1 Rac8 23. Rxe6 Rxc2 24. Be4 Rc7 25. Bf3 a5 26. Re5 Nb6 27. Rxa5 Rf8 28. Rf5 Rxf5 29. gxf5 Bf6 30. a5 Nc8 31. Bf4 Bxb2 32. Rb1 Rc2 33. Bd1 Rf2 34. Be3 Rxf5 35. Bb3+ Kf8 36. Rxb2 Rxa5 37. Bd2 Ra1+ 38. Kg2 Ke7 39. Bxb4+ Kf6 |
| ECO B51 in 1974 play it! szmetan jorge defeats black's emma jaime in 79 moves | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Bg4 5. h3 Bh5 6. c3 a6 7. Bxc6+ bxc6 8. d4 cxd4 9. cxd4 e6 10. Bf4 Nf6 11. Nbd2 Be7 12. Rc1 Qd7 13. Nc4 Rd8 14. e5 dxe5 15. Ncxe5 Bxf3 16. Qxf3 Qd5 17. Rxc6 O-O 18. Rxa6 Qb5 19. Ra7 Nd5 20. b3 Bf6 21. Rc1 h6 22. Rc4 Ra8 23. a4 Qb6 24. Rxa8 Rxa8 25. Bd2 Bxe5 26. dxe5 Rd8 27. b4 Qb8 28. Qg3 Ne7 29. Be1 Rd1 30. Qc3 Qd8 31. Kh2 Kh7 32. a5 g6 33. a6 Nd5 34. Qf3 Rxe1 35. Qxf7+ Kh8 36. a7 Ra1 37. Qxe6 Nc7 38. Qxg6 Rxa7 39. Qxh6+ Kg8 40. Rg4+ |
| ECO B51 in 1976 play it! szmetan jorge defeats black's sieiro gonzalez in 80 moves | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 Nf6 5. Nc3 cxd4 6. Qxd4 e5 7. Qd3 Be7 8. Bg5 O-O 9. Bxd7 Qxd7 10. O-O-O Ne8 11. Bxe7 Qxe7 12. Nb5 Qe6 13. Kb1 Qg6 14. Rhg1 Bg4 15. Nxd6 Qh6 16. h3 Bxf3 17. Nf5 Qf6 18. Qxf3 g6 19. Nh6+ Kg7 20. Ng4 Qe6 21. Rd5 h5 22. Ne3 Nf6 23. Rd3 Rac8 24. Rgd1 Rc6 25. Nd5 Rfc8 26. c3 Ra6 27. a3 Nxd5 28. exd5 Qb6 29. Qe4 Qd6 30. g4 hxg4 31. hxg4 b5 32. Re1 Re8 33. g5 Ra4 34. Qh1 Rh8 35. Rh3 Rg8 36. Rf3 Rh8 37. Rxf7+ Kxf7 38. Qxh8 Qxd5 39. Qf6+ Kg8 40. Qxg6+ Kf8 |
| ECO B57 in 1972 play it! szmetan jorge defeats black's anelli antonio in 54 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 e6 8. Be3 Qa5 9. O-O a6 10. f4 Be7 11. f5 Nxd4 12. Qxd4 e5 13. Qd2 Bc6 14. Rad1 Rc8 15. Kh1 h6 16. Qf2 Nxe4 17. Nxe4 Bxe4 18. Qg3 Bf6 19. Rxd6 Ke7 20. Bb6 Qb4 21. Rfd1 Bc6 22. Qd3 Qxb6 23. Rd7+ Kf8 24. Qd6+ Kg8 25. Bxf7+ Kh7 26. Bg6+ Kg8 27. Qe6+ Kf8 |
| ECO B43 in 1995 play it! szmetan jorge defeats black's idigoras alejand in 51 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Nf6 7. Bg2 Bc5 8. O-O O-O 9. Be3 d6 10. Qe2 Bd7 11. Rad1 Rd8 12. Rd2 Bb4 13. Bg5 h6 14. Bxf6 gxf6 15. Qg4+ Kf8 16. Qh4 Bxc3 17. bxc3 Ke7 18. f4 Nc6 19. f5 e5 20. Ne6 Qb6+ 21. Kh1 Rg8 22. Rfd1 Na5 23. Nf4 exf4 24. e5 d5 25. Rxd5 Bb5 26. exf6+ |
| ECO B40 in 1990 play it! szmetan jorge defeats black's panno oscar in 78 moves | 1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 Nf6 5. Bg2 d5 6. Nbd2 Be7 7. O-O O-O 8. Re1 b6 9. e5 Nd7 10. Nf1 b5 11. h4 b4 12. N1h2 a5 13. Bf4 Ba6 14. h5 Rc8 15. h6 g6 16. Qd2 c4 17. dxc4 Bxc4 18. Ng4 Rc7 19. Bg5 Bxg5 20. Nxg5 Qe7 21. Qf4 Rfc8 22. Re3 Nd8 23. a3 Bb5 24. axb4 Rc4 25. Nf6+ Kh8 26. Qf3 Rxb4 27. c3 Rxb2 28. Rxa5 Rb1+ 29. Kh2 Nc6 30. Rxb5 Rxb5 31. Nxd7 Qxg5 32. Qxf7 Qxh6+ 33. Bh3 d4 34. cxd4 Nxd4 35. Re4 Rd5 36. Qf6+ Qg7 37. Nb6 Rf8 38. Qxg7+ Kxg7 39. Nxd5 Nf3+ |
| ECO B33 in 1972 play it! szmetan jorge defeats black's chemin vitorio in 47 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Bb3 Be7 8. Be3 a6 9. Qe2 Na5 10. O-O-O Qc7 11. g4 b5 12. g5 Nxb3+ 13. axb3 Nd7 14. Nf5 exf5 15. Nd5 Qd8 16. exf5 O-O 17. f6 gxf6 18. Bb6 Nxb6 19. Nxe7+ Kg7 20. Qh5 Kh8 21. Qh6 Rg8 22. gxf6 Nd7 23. Rhg1 Bb7 24. Qg7+ |