| ECO A05 in 1995 play it! mariotti sergio defeats black's godena michele in 69 moves | 1. Nf3 Nf6 2. c4 e6 3. d4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Nd2 a6 11. a4 Nbd7 12. f3 Rb8 13. Nc4 Nb6 14. Na3 Bd7 15. e4 Qc7 16. a5 Nc8 17. Nc4 Bb5 18. Qb3 Ne7 19. Bf4 Bxc4 20. Qxc4 Nd7 21. Rfc1 Ne5 22. Qe2 c4 23. Nd1 Rec8 24. Ne3 Nd3 25. Qxd3 cxd3 26. Rxc7 Rxc7 27. Bxd6 Rbc8 28. Bxc7 Rxc7 29. Rd1 Bxb2 30. Rxd3 Nc8 31. d6 Rd7 32. f4 Bf6 33. e5 Bd8 34. Bxb7 Bxa5 35. Bxa6 |
| ECO A05 in 1987 play it! mariotti sergio defeats black's garcia raul in 69 moves | 1. Nf3 Nf6 2. c4 d6 3. d4 Nbd7 4. Nc3 e5 5. e4 g6 6. b3 exd4 7. Nxd4 Bg7 8. Bb2 O-O 9. Be2 Nc5 10. f3 Nh5 11. g3 Bh6 12. Bc1 Bxc1 13. Rxc1 c6 14. Qd2 Bh3 15. Kf2 Qf6 16. Rhd1 Rad8 17. f4 Rfe8 18. Bf3 Qg7 19. b4 Ne6 20. Bxh5 Nxd4 21. Qxd4 gxh5 22. e5 Bg4 23. Rd2 Bf5 24. exd6 Qg6 25. c5 Re6 26. Re2 Rxe2+ 27. Nxe2 Re8 28. Rc3 Qg4 29. Re3 Rxe3 30. Qxe3 Be6 31. Nd4 Bd7 32. Qe2 Qh3 33. Kg1 h6 34. Qf3 f6 35. f5 |
| ECO A07 in 1978 play it! mariotti sergio defeats black's dominguez sanz j in 95 moves | 1. Nf3 d5 2. g3 g6 3. Bg2 Nf6 4. O-O Bg7 5. d4 O-O 6. c4 e6 7. Qc2 c6 8. Nbd2 b6 9. e4 dxe4 10. Nxe4 Nbd7 11. Nxf6+ Nxf6 12. Ne5 Bb7 13. Rd1 Qc8 14. Be3 Rd8 15. Qa4 b5 16. Qc2 bxc4 17. Nxc4 Nd5 18. Bg5 Rd7 19. Na5 h6 20. Bd2 Qe8 21. Nb3 a5 22. Bxa5 c5 23. dxc5 Bc6 24. Be1 Rda7 25. Nd4 Rxa2 26. Rxa2 Rxa2 27. Qb3 Ra6 28. Nxc6 Qxc6 29. Bxd5 exd5 30. Qxd5 Qxd5 31. Rxd5 Bxb2 32. Bd2 h5 33. Be3 Kf8 34. Rd7 Ke8 35. Rc7 Bc1 36. Bd4 Ra4 37. Be5 Rc4 38. Bd6 f5 39. h4 f4 40. Kg2 fxg3 41. fxg3 Ba3 42. Re7+ Kd8 43. Rg7 Bxc5 44. Bxc5 Rxc5 45. Rxg6 Ke7 46. Kf3 Kf7 47. Rg5 Rxg5 48. hxg5 |
| ECO A05 in 1982 play it! mariotti sergio defeats black's tatai stefano in 67 moves | 1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 c6 9. b3 Re8 10. h3 exd4 11. Nxd4 Nc5 12. Re1 a5 13. Rb1 Qb6 14. Bb2 Nfd7 15. Ba1 Nf8 16. Kh2 h5 17. Qd2 h4 18. g4 Nfe6 19. Nxe6 Nxe6 20. f4 Qd4 21. Qxd4 Bxd4 22. Ne2 Bxa1 23. Rxa1 Nc5 24. Rad1 Kf8 25. Ng1 a4 26. b4 Na6 27. a3 Be6 28. Bf1 Ke7 29. Nf3 Rh8 30. f5 Bc8 31. e5 dxe5 32. Rxe5+ Kf6 33. Rd6+ Kg7 34. fxg6 |
| ECO A16 in 1974 play it! mariotti sergio defeats black's contedini ennio in 78 moves | 1. c4 Nf6 2. Nc3 e5 3. g3 Nc6 4. Bg2 Bc5 5. e3 O-O 6. Nge2 Re8 7. d3 d6 8. h3 Bf5 9. a3 a5 10. g4 Bg6 11. Ng3 Nd7 12. h4 f6 13. g5 fxg5 14. Bd5+ Kf8 15. hxg5 Qxg5 16. Nce4 Bxe4 17. Nxe4 Qg6 18. Qf3+ Ke7 19. Bd2 Rf8 20. Qh3 Nf6 21. Nxc5 dxc5 22. Qe6+ Kd8 23. Bxc6 bxc6 24. Qxc6 Rb8 25. Bxa5 Rf7 26. O-O-O Qf5 27. f3 h6 28. Rhf1 Rb3 29. d4 cxd4 30. exd4 Rd7 31. dxe5 Qxe5 32. Qa8+ Ke7 33. Rfe1 Re3 34. Bd2 Rxd2 35. Kxd2 Qd4+ 36. Kc1 Qxc4+ 37. Kb1 Re2 38. Rxe2+ Qxe2 39. Rc1 Qxf3 |
| ECO A01 in 1970 play it! mariotti sergio defeats black's smith rr in 107 moves | 1. b3 c5 2. Bb2 Nc6 3. f4 d5 4. e3 Nf6 5. Nf3 g6 6. Ne5 Bg7 7. Nxc6 bxc6 8. Be2 O-O 9. O-O Qb6 10. Nc3 Ne4 11. Na4 Qa5 12. Bxg7 Kxg7 13. d3 Nf6 14. Qe1 Qxe1 15. Rfxe1 Nd7 16. c4 Ba6 17. Bf3 e6 18. e4 Bb7 19. Re2 d4 20. e5 a5 21. Kf2 h5 22. g4 hxg4 23. Bxg4 Rh8 24. Kg3 Rh6 25. h4 Rah8 26. Rh1 Kf8 27. a3 Ke7 28. Rb2 Rb8 29. Bf3 Ba8 30. Bd1 Rhh8 31. Rg2 Rh7 32. h5 Rbh8 33. Rhg1 gxh5 34. Kh4 Kf8 35. Rg5 Bb7 36. Bf3 Ba8 37. Be4 Rh6 38. Rb1 Ke7 39. Rg7 Rb8 40. Bf3 Bb7 41. Rbg1 Rhh8 42. R1g5 Ba8 43. Bd1 Ke8 44. Rxh5 Ke7 45. Rxh8 Rxh8+ 46. Bh5 Rf8 47. Kg4 Bb7 48. Kf3 Ba6 49. Ke4 Bc8 50. Bg6 Ke8 51. f5 Nb8 52. Rxf7 Rxf7 53. fxe6 Ke7 54. exf7 |
| ECO A01 in 1975 play it! mariotti sergio defeats black's farago ivan in 73 moves | 1. b3 d5 2. Bb2 Nf6 3. Nf3 e6 4. e3 Nbd7 5. d4 Bd6 6. Nbd2 O-O 7. Bd3 c5 8. Ne5 b6 9. f4 Bb7 10. O-O Ne4 11. Bxe4 dxe4 12. Ndc4 Nxe5 13. fxe5 Be7 14. Qg4 b5 15. Nd6 Bxd6 16. exd6 f5 17. Qg3 c4 18. d5 e5 19. Bxe5 Qd7 20. bxc4 bxc4 21. Rfd1 Rac8 22. Rab1 Rf7 23. h4 Qa4 24. Rd2 c3 25. Rf2 Qd7 26. Rbf1 Ba6 27. Rd1 Bb7 28. h5 h6 29. Qg6 Rc5 30. g4 Bxd5 31. Rxf5 Rxf5 32. gxf5 Bc6 33. Qe6+ Kf8 34. Kf2 Qe8 35. Bxg7+ Kxg7 36. Rg1+ Kh7 37. Qf6 |
| ECO A00 in 2005 play it! mariotti sergio defeats black's kaps darja in 123 moves | 1. c3 c5 2. d4 e6 3. e3 Nf6 4. Bd3 Nc6 5. Nf3 b6 6. Nbd2 Bb7 7. a3 Be7 8. e4 cxd4 9. cxd4 d5 10. e5 Nd7 11. Qe2 a5 12. b3 Qc8 13. O-O Ba6 14. Nb1 Bxd3 15. Qxd3 Qa6 16. Qxa6 Rxa6 17. Nc3 Na7 18. a4 Bb4 19. Nb5 Nxb5 20. axb5 Ra8 21. Bd2 Bxd2 22. Nxd2 Ke7 23. Rfc1 Rhc8 24. Kf1 f6 25. f4 h5 26. Ke2 Nf8 27. g3 Kd7 28. Kd3 Ng6 29. Rxc8 Rxc8 30. Rf1 Ne7 31. h3 Rf8 32. Nf3 Nc8 33. b4 a4 34. Ra1 Na7 35. Rxa4 Nxb5 36. Ra6 Kc6 37. Ra2 Kb7 38. Re2 Ra8 39. exf6 Ra3+ 40. Kd2 gxf6 41. Re3 Ra2+ 42. Ke1 Rg2 43. Nh4 Rb2 44. Rxe6 Nxd4 45. Rxf6 Rxb4 46. Rd6 Rb5 47. f5 Kc7 48. Rh6 Rb1+ 49. Kf2 Rb2+ 50. Ke3 Nb5 51. f6 d4+ 52. Kd3 Nd6 53. Kxd4 Rb3 54. Rxh5 Rxg3 55. Nf5 Rf3 56. Ke5 Nf7+ 57. Ke4 Rf1 58. Rh7 Kd7 59. Rxf7+ Ke6 60. Rb7 Re1+ 61. Kf4 Rf1+ 62. Kg4 |
| ECO B90 in 1969 play it! mariotti sergio defeats black's eppinger george in 39 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Qe2 b5 8. Bb3 Bb7 9. Bg5 h6 10. Bh4 Nbd7 11. O-O-O Qa5 12. Rhe1 g5 13. Bg3 Rc8 14. e5 Rxc3 15. exf6 Rxb3 16. Nxe6 fxe6 17. Qxe6+ Kd8 18. Bxd6 Bxd6 19. Rxd6 Bc8 20. Red1 |
| ECO B55 in 1982 play it! mariotti sergio defeats black's mrdja milan cro in 91 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e6 6. c4 Be7 7. Nc3 O-O 8. Be2 b6 9. O-O Bb7 10. Be3 Nbd7 11. Qd2 a6 12. g4 h6 13. Rac1 Rc8 14. b3 Re8 15. Rfd1 Qc7 16. Bf2 Qb8 17. Bg3 Red8 18. h4 Nh7 19. Kh2 g5 20. hxg5 hxg5 21. Kg2 Nhf8 22. Rh1 Ng6 23. Rh5 Kg7 24. Nd5 exd5 25. Nf5+ Kf8 26. Nxe7 Kxe7 27. Qxg5+ Nf6 28. exd5 Rh8 29. Rxh8 Rxh8 30. Bd3 Ne5 31. Bxe5 dxe5 32. Re1 Qd6 33. Rxe5+ Kf8 34. Qf4 Bc8 35. b4 Qd8 36. Qg5 Bd7 37. a3 Bc8 38. c5 bxc5 39. bxc5 Bd7 40. Bxa6 Rh7 41. c6 Bxc6 42. dxc6 Qd1 43. Qxf6 Qh1+ 44. Kf2 Rh2+ 45. Ke3 Qc1+ 46. Ke4 |
| ECO B41 in 1976 play it! mariotti sergio defeats black's quinteros miguel in 69 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Bd3 Bc5 9. Nb3 Be7 10. f4 d6 11. Qe2 Nc6 12. Be3 Nd7 13. O-O Nc5 14. Bc2 O-O 15. Nd4 Bb7 16. Nxc6 Bxc6 17. b4 Nd7 18. Rac1 Rac8 19. Bd3 Qb8 20. Rf3 Rfe8 21. Rh3 g6 22. Rf1 Bf6 23. Bd2 Bg7 24. Qf2 f5 25. exf5 exf5 26. Qh4 Nf6 27. c5 b5 28. Be3 dxc5 29. Bxc5 Rcd8 30. Re1 Rxe1+ 31. Qxe1 Re8 32. Re3 Qxf4 33. Rxe8+ Bxe8 34. Nd5 Qb8 35. Qe6+ |
| ECO B90 in 1971 play it! mariotti sergio defeats black's tatai stefano in 86 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 g6 7. g4 Bg7 8. Bg2 O-O 9. Be3 Nbd7 10. Qe2 e5 11. Nb3 b5 12. a3 Nb6 13. O-O-O Nc4 14. Bg5 Be6 15. f4 h6 16. Bxf6 Bxf6 17. f5 Bd7 18. Nd5 Bg5+ 19. Kb1 Bc6 20. Qf2 Bxd5 21. Rxd5 Bh4 22. Qg1 Qc7 23. Bf1 Rfc8 24. Bd3 g5 25. Rh2 Nb6 26. f6 Re8 27. Nd2 Qd8 28. Nf3 Nxd5 29. Nxh4 Qxf6 30. exd5 gxh4 31. Rf2 Qg7 32. Be4 Qg5 33. Qe1 Kg7 34. Rf5 Qe7 35. Qe3 Qa7 36. Qf3 Rg8 37. Rh5 Qg1+ 38. Ka2 Qg3 39. Qf5 Qf4 40. Qh7+ Kf8 41. Rf5 Rg7 42. Qh8+ Rg8 43. Qf6 Rg7 |
| ECO B50 in 1994 play it! mariotti sergio defeats black's sanchirico anton in 113 moves | 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. Bc2 Bg7 6. O-O Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. d3 O-O 10. Nd2 Qc7 11. a4 a6 12. Re1 b5 13. Nf1 b4 14. Bd2 Rab8 15. Ne3 e6 16. Nc4 Nd7 17. Qg3 Nde5 18. Nxe5 Bxe5 19. f4 bxc3 20. bxc3 Bg7 21. Reb1 c4 22. d4 Nxd4 23. cxd4 Bxd4+ 24. Kh2 Bxa1 25. Rxa1 Rb2 26. Qc3 Rb7 27. Rf1 d5 28. exd5 exd5 29. Be3 Qd6 30. Bd4 f6 31. Kg1 Rff7 32. f5 g5 33. Qf3 Qd8 34. Rd1 Rbe7 35. Bc3 Qb6+ 36. Qf2 Qxf2+ 37. Kxf2 Rd7 38. a5 Rd8 39. Ba4 Rb7 40. Bxf6 Rf8 41. Bc6 Rxf6 42. Bxb7 Rxf5+ 43. Ke3 d4+ 44. Kxd4 Rxa5 45. Bd5+ Kg7 46. Kxc4 Ra4+ 47. Kc5 g4 48. h4 g3 49. Rd4 Ra5+ 50. Kd6 Ra3 51. Ke7 a5 52. Be4 Re3 53. Ke6 Re2 54. Kf5 a4 55. Kf4 Kf6 56. Rxa4 Rd2 57. Bf3 |
| ECO B41 in 1986 play it! mariotti sergio defeats black's batres francisco in 102 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 a6 9. a4 Qc7 10. a5 Bd7 11. Be3 Nc6 12. Nb3 Ne5 13. Bb6 Qc8 14. Bd4 Nc4 15. Na4 e5 16. Bc3 Qe8 17. Nb6 Nxb6 18. axb6 Bc6 19. Nd2 Bb5 20. Re1 Nd7 21. Ba5 Rc8 22. Bh3 Rd8 23. c4 Bc6 24. Nb1 g6 25. Nc3 f5 26. b4 Nf6 27. exf5 Bd7 28. Bg2 Bc8 29. fxg6 Qxg6 30. Nd5 Nxd5 31. Bxd5+ Kh8 32. b5 axb5 33. cxb5 Bg5 34. Bd2 Bxd2 35. Qxd2 Rf4 36. Ra8 Rd4 37. Qc3 Rxd5 38. Rxc8 Qe8 39. Rxd8 Qxd8 40. Qc7 Qa8 41. Qf7 Rxb5 42. Qf6+ Kg8 43. Re4 Qc8 44. Qxd6 Qc1+ 45. Kg2 Qc6 46. Qd8+ Kf7 47. Qh4 h6 48. Qh5+ Qg6 49. Qf3+ Qf6 50. Qh5+ Qg6 51. Qe2 Qxb6 |
| ECO B30 in 1992 play it! mariotti sergio defeats black's leoncini mario in 85 moves | 1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 g6 5. Bg2 Bg7 6. O-O d6 7. h3 O-O 8. d3 Nd4 9. Nxd4 cxd4 10. Ne2 Qb6 11. f4 Bd7 12. Kh2 Rac8 13. c4 dxc3 14. Nxc3 a5 15. Qe2 Bc6 16. Be3 Qa6 17. Qd2 b5 18. a3 Qb7 19. Ne2 b4 20. axb4 Qxb4 21. Rxa5 Rb8 22. Rb1 Nd7 23. Qxb4 Rxb4 24. d4 Rfb8 25. Ra2 Bb5 26. Nc3 Bd3 27. Rd1 Bc4 28. Ra7 Nf8 29. Bc1 Bb3 30. Re1 Bxd4 31. Rxe7 Rc4 32. Re2 Bxc3 33. bxc3 Rxc3 34. Bb2 Rc2 35. Rxc2 Bxc2 36. Ba3 Rd8 37. Rc7 Ba4 38. Ra7 Bb5 39. Rb7 Bd3 40. Rb6 Ra8 41. Rb3 Bc2 42. Rc3 Ne6 43. e5 |
| ECO B53 in 1975 play it! mariotti sergio defeats black's polugaevsky lev in 123 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. c4 Nc6 6. Qd1 g6 7. h3 Bg7 8. Be2 Nf6 9. Nc3 O-O 10. O-O Bd7 11. Be3 Rb8 12. Nd2 Ne8 13. Nb3 b6 14. Qd2 Nc7 15. Bh6 Ne6 16. Bxg7 Kxg7 17. f4 Nc5 18. Nd4 f6 19. Nc2 a5 20. Ne3 Bc8 21. Rad1 Bb7 22. Bf3 a4 23. Qc1 e5 24. Nb5 exf4 25. Rxd6 Qe8 26. Ng4 h5 27. Nxf6 Rxf6 28. Rxf6 Kxf6 29. Qxf4+ Kg7 30. Bxh5 gxh5 31. Qf6+ Kh7 32. Qh4 Ne6 33. Nd6 Qg6 34. Rf5 Ncd4 35. Rxh5+ Kg8 36. Kh2 Rf8 37. Rh8+ Kg7 38. Rxf8 Kxf8 39. Nxb7 Ng5 40. Qh8+ Ke7 41. Qxd4 Nxe4 42. Qd8+ Kf7 43. Qc7+ Kg8 44. c5 bxc5 45. Nxc5 Nd6 46. Qd8+ Kf7 47. Qd7+ Kg8 48. Ne6 Ne4 49. Qc8+ Kf7 50. Nd8+ Ke7 51. Qc7+ Kf8 52. Nc6 Nd6 53. Qe7+ Kg8 54. Nd4 Nf7 55. Ne6 Nh6 56. g4 Nxg4+ 57. hxg4 Qh6+ 58. Kg2 Qd2+ 59. Kf3 Qd1+ 60. Kf4 Qd2+ 61. Kf5 Qc2+ 62. Kg5 |
| ECO B20 in 1974 play it! mariotti sergio defeats black's benko pal c in 79 moves | 1. e4 c5 2. b4 cxb4 3. d4 d5 4. e5 Bf5 5. a3 Nc6 6. axb4 Nxb4 7. Na3 a6 8. c3 Nc6 9. Ne2 e6 10. Ng3 Bg6 11. h4 h5 12. Bd3 Bxd3 13. Qxd3 Be7 14. Bg5 b5 15. f4 g6 16. O-O Nh6 17. Nc2 Bxg5 18. fxg5 Nf5 19. Nxf5 gxf5 20. Ne3 Ne7 21. g3 Kf8 22. Qb1 Kg7 23. Qb4 Ng6 24. Ra2 Qb6 25. Raf2 Ra7 26. Nxf5+ exf5 27. Rxf5 Rc8 28. Rf6 Rc6 29. g4 hxg4 30. h5 a5 31. Qb1 Nxe5 32. Qf5 Nf3+ 33. Rxf3 gxf3 34. h6+ Kh8 35. g6 f2+ 36. Kf1 fxg6 37. Rf8+ Kh7 38. Qe5 Kxh6 39. Qh2+ Kg5 40. Qf4+ |
| ECO B32 in 1973 play it! mariotti sergio defeats black's pinson in 47 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Bd3 Nf6 8. Qe2 Bd6 9. h3 Be5 10. Nb3 Bxc3+ 11. bxc3 d6 12. O-O Bd7 13. f4 O-O 14. Nd2 Ne7 15. c4 Bc6 16. f5 exf5 17. exf5 Kh8 18. Bd4 Neg8 19. Qf2 Rfe8 20. Qf4 Qe7 21. Rae1 Qf8 22. g4 Rxe1 23. Rxe1 Re8 24. Rxe8 |
| ECO B54 in 1972 play it! mariotti sergio defeats black's vila in 57 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 e6 6. Be3 Nf6 7. Bc4 a6 8. Qe2 Na5 9. Bd3 Qc7 10. O-O Be7 11. a4 Bd7 12. f4 Rc8 13. Qf3 Nc4 14. Bxc4 Qxc4 15. e5 Nd5 16. exd6 Nxe3 17. Qxe3 Bxd6 18. Ne4 Be7 19. Nf5 Kf8 20. Nxe7 Kxe7 21. Qa3+ Kd8 22. Nd6 Qd4+ 23. Kh1 Rxc2 24. Rad1 Qf6 25. Nxb7+ Kc7 26. Rxd7+ Kxd7 27. Qd3+ Kc7 28. Qxc2+ Kxb7 29. Rf3 |
| ECO B46 in 1977 play it! mariotti sergio defeats black's zichichi alvise in 39 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Bf4 d6 7. Bg3 Qc7 8. Be2 Bd7 9. Nb3 Ne5 10. a4 Be7 11. O-O Nf6 12. f4 Nc4 13. Qd4 Rc8 14. e5 Nd5 15. Nxd5 exd5 16. e6 fxe6 17. Qxg7 Rf8 18. f5 exf5 19. Bh5+ Kd8 20. Bh4 |