| ECO A04 in 1990 play it! biro sandor defeats white's szalai i in 37 moves | 1. Nf3 b5 2. d4 Bb7 3. Nbd2 Nf6 4. e3 a6 5. b3 g6 6. Bb2 Bg7 7. c4 bxc4 8. Bxc4 O-O 9. O-O d6 10. Rc1 Nbd7 11. Qe2 e5 12. Rfd1 e4 13. Bxf7+ Rxf7 14. Ng5 Re7 15. Qc4+ Nd5 16. Ngxe4 N7b6 17. Qe2 Qe8 18. Qg4 Nxe3 19. fxe3 |
| ECO A04 in 1991 play it! biro sandor defeats white's mathe l in 40 moves | 1. Nf3 b5 2. e4 Bb7 3. e5 a6 4. a4 b4 5. d4 e6 6. Bd3 c5 7. c3 cxd4 8. cxd4 d6 9. Qe2 dxe5 10. dxe5 Nd7 11. Nbd2 Nc5 12. Bc2 Ne7 13. Ne4 Nxe4 14. Bxe4 Bxe4 15. Qxe4 Qd5 16. Qxb4 Nc6 17. Qf4 Bb4+ 18. Ke2 Rd8 19. Bd2 Qd3+ 20. Ke1 Nd4 |
| ECO A05 in 2000 play it! biro sandor defeats white's rusan paul in 80 moves | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d5 6. Nc3 d4 7. Nb1 Nc6 8. e4 Nd7 9. Nh4 e5 10. Qe1 Bf6 11. Bh6 Bxh4 12. Bxf8 Nxf8 13. gxh4 Qxh4 14. f4 Qxe1 15. Rxe1 exf4 16. e5 Nb4 17. Na3 g5 18. Be4 c6 19. c3 dxc3 20. bxc3 Nd5 21. Bxd5 cxd5 22. c4 dxc4 23. Nxc4 Be6 24. Nd6 Bd5 25. Reb1 Ng6 26. Rb5 Bc6 27. Rc5 Nf8 28. Rc4 Ne6 29. a4 h5 30. a5 a6 31. Rb1 g4 32. Nxb7 Bxb7 33. Rxb7 Rd8 34. Rb6 Rxd3 35. Rxa6 Ng5 36. Rd6 Ra3 37. e6 Nxe6 38. a6 Ng5 39. Rc7 Ra1+ 40. Kg2 Nh3 |
| ECO A04 in 1990 play it! biro sandor defeats white's szalai i in 37 moves | 1. Nf3 b5 2. d4 Bb7 3. Nbd2 Nf6 4. e3 a6 5. b3 g6 6. Bb2 Bg7 7. c4 bxc4 8. Bxc4 O-O 9. O-O d6 10. Rc1 Nbd7 11. Qe2 e5 12. Rfd1 e4 13. Bxf7+ Rxf7 14. Ng5 Re7 15. Qc4+ Nd5 16. Ngxe4 Nb6 17. Qe2 Qe8 18. Qg4 Nxe3 19. fxe3 |
| ECO A04 in 1997 play it! biro sandor defeats white's stuermer martin in 68 moves | 1. Nf3 b5 2. d4 Bb7 3. Bf4 Nf6 4. e3 a6 5. h3 e6 6. Bd3 Be7 7. a3 O-O 8. O-O c5 9. dxc5 Bxc5 10. Nbd2 d5 11. Bg5 Be7 12. c3 Nbd7 13. Qc2 h6 14. Bxf6 Nxf6 15. Rac1 Rc8 16. Rfd1 Qb6 17. Qb3 Bc5 18. Qa2 Bxe3 19. Rf1 Bf4 20. Rcd1 Rfd8 21. a4 Ne4 22. Qb1 Nxd2 23. Nxd2 bxa4 24. Qa1 Bc6 25. Nf3 Rb8 26. Nd4 Bd7 27. Rb1 Bc7 28. b4 axb3 29. Rxb3 Qd6 30. g3 Rxb3 31. Nxb3 Rb8 32. Nd2 a5 33. Rd1 Qc5 34. c4 Bxg3 |
| ECO A05 in 2000 play it! biro sandor defeats white's pape manfred in 126 moves | 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. d3 e5 5. O-O d6 6. e4 Nbd7 7. Re1 g6 8. Nh4 Bg7 9. f4 c5 10. f5 Nf8 11. Be3 N6d7 12. a4 a6 13. Qd2 Bf6 14. axb5 axb5 15. Rxa8 Qxa8 16. Nc3 Bc6 17. Bg5 Bxg5 18. Qxg5 h6 19. Qc1 g5 20. Nf3 Nf6 21. Nd5 Bxd5 22. exd5 N8d7 23. Nd2 Ke7 24. c4 Rb8 25. cxb5 Rxb5 26. Nc4 Qa2 27. Qe3 Rxb2 28. Nxb2 Qxb2 29. h3 Nb6 30. Kh1 Qb3 31. Ra1 c4 32. Qc1 Qxd3 33. Ra7+ Nfd7 34. Rc7 Qxg3 35. f6+ Kxf6 36. Qf1+ Qf4 37. Qb1 Qf2 38. Qb5 Ke7 39. Rc6 g4 40. hxg4 Qh4+ 41. Kg1 Qg3 42. Kh1 Qb3 43. Qa5 Qd1+ 44. Kh2 Qxg4 45. Qb4 Qf4+ 46. Kh1 e4 47. Rxb6 Nxb6 48. Qxb6 e3 49. Qb7+ Kf6 50. Qb2+ Kg6 51. Qb1+ Kg5 52. Bf1 Qh4+ 53. Kg1 Qf2+ 54. Kh1 e2 55. Qc1+ Kh5 56. Bxe2+ Qxe2 57. Qb1 Qf3+ 58. Kh2 Qxd5 59. Qb4 c3 60. Kg3 Qd3+ 61. Kf4 c2 62. Qa5+ d5 63. Qc7 Qc4+ |
| ECO A05 in 2000 play it! biro sandor defeats white's puskas janos in 58 moves | 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. h4 h6 6. e4 Nxc3 7. bxc3 Bg7 8. d4 c5 9. Rb1 O-O 10. Be2 cxd4 11. cxd4 Qa5+ 12. Bd2 Qxa2 13. h5 g5 14. Bxg5 hxg5 15. h6 Bf6 16. e5 Nc6 17. exf6 exf6 18. Qc1 Bg4 19. Bc4 Qa5+ 20. Kf1 Bxf3 21. Rb5 Qd8 22. gxf3 Qxd4 23. Qc2 Kh8 24. Rxb7 Ne5 25. Bxf7 Rac8 26. Qf5 Nd3 27. Rh2 Rc1+ 28. Kg2 Qxf2+ 29. Kh3 Qh4+ |
| ECO A04 in 2003 play it! biro sandor defeats white's schatz christian in 98 moves | 1. Nf3 Nc6 2. c4 e5 3. Nc3 Nf6 4. g3 d5 5. cxd5 Nxd5 6. d3 Be7 7. Bg2 Be6 8. O-O O-O 9. Nxd5 Bxd5 10. Be3 Re8 11. Qa4 Bf6 12. Rac1 Nd4 13. Bxd4 exd4 14. Rfe1 Re6 15. Rc5 Ra6 16. Ra5 Bc6 17. Qb4 Rb6 18. Qd2 Qd6 19. a3 h6 20. b4 Rb5 21. Rxb5 Bxb5 22. Qc2 a5 23. Nd2 axb4 24. Ne4 Qe7 25. Nxf6+ gxf6 26. axb4 Qxb4 27. Rb1 Qc3 28. Qxc3 dxc3 29. Rc1 Ra3 30. Bxb7 Kf8 31. Bd5 Ke7 32. f4 c6 33. Be4 Kd6 34. Kf2 Kc5 35. Ke3 Kb4 36. d4 Ra2 37. Bc2 Bc4 38. g4 Ra8 39. Rb1+ Ka3 40. Ra1+ Ba2 41. Be4 Kb2 42. Rf1 Re8 43. Kd3 Bb1+ 44. Rxb1+ Kxb1 45. Bxc6 c2 46. Bxe8 c1=Q 47. Ke4 Qh1+ 48. Kf5 Qd5+ 49. Kxf6 Qe6+ |
| ECO A04 in 1989 play it! biro sandor defeats white's schoeneberg manf in 88 moves | 1. Nf3 b5 2. d4 Nf6 3. Bg5 Bb7 4. e3 a6 5. Nbd2 d6 6. Bd3 Nbd7 7. e4 e5 8. c3 c5 9. O-O Be7 10. a4 c4 11. Bc2 O-O 12. Re1 Re8 13. Nf1 exd4 14. cxd4 d5 15. e5 Ne4 16. Bxe7 Rxe7 17. Ng3 Nxg3 18. hxg3 f6 19. axb5 axb5 20. Rxa8 Bxa8 21. Bf5 Nf8 22. Qd2 Bc6 23. Qb4 g6 24. Bc2 f5 25. Ra1 Ne6 26. Ra6 Rc7 27. Kf1 Qc8 28. Qd6 b4 29. Rb6 b3 30. Bb1 Kg7 31. Ke2 f4 32. gxf4 Nxf4+ 33. Kd2 Ne6 34. Ke3 Bd7 35. Qxd5 c3 36. Rxb3 c2 37. Bxc2 Rxc2 38. g3 Bc6 39. Qd6 Bxf3 40. Kxf3 Ng5+ 41. Ke3 Qg4 42. Qf6+ Kh6 43. f3 Qxg3 44. Kd3 Qf2 |
| ECO A22 in 1990 play it! biro sandor defeats white's otto andreas in 64 moves | 1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. O-O Be7 8. a3 Be6 9. b4 a5 10. b5 Nd4 11. Rb1 Nxf3+ 12. Bxf3 Rb8 13. d3 O-O 14. Bb2 f5 15. Bg2 Qe8 16. Na4 Bd6 17. Nxb6 cxb6 18. d4 e4 19. d5 Bd7 20. Qd4 Qg6 21. Qxb6 Rbe8 22. e3 h5 23. a4 Qh6 24. Qxb7 Re7 25. Qb6 h4 26. Rbc1 g5 27. Rc6 hxg3 28. hxg3 Bxc6 29. dxc6 f4 30. exf4 gxf4 31. f3 fxg3 32. Rd1 exf3 |
| ECO A22 in 1994 play it! biro sandor defeats white's derichs roger in 96 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5 5. d3 bxc4 6. dxe4 h6 7. Nf3 Bb7 8. e5 Ne4 9. Nxe4 Bxe4 10. Nd2 Bb4 11. a3 Bxd2+ 12. Bxd2 Nc6 13. Bc3 Qe7 14. f3 Bg6 15. e4 Nxe5 16. Qd5 Qh4+ 17. Kd2 Qf4+ 18. Kc2 Nxf3 19. gxf3 Qxf3 20. Qe5+ Kd8 21. Bxc4 Re8 22. Qg3 Bxe4+ 23. Kd2 Qxg3 24. hxg3 Bxh1 25. Rxh1 f6 26. b4 c6 27. Be2 Kc7 28. Bf3 a6 29. Rh5 d5 30. Be2 d4 31. Bb2 Re3 32. g4 Rg3 33. Rc5 Rd8 34. Rf5 d3 35. Bf3 Rh3 36. Bg2 Rh2 37. Rf2 Rd5 38. Bc1 Rd4 39. Ke3 Rxg4 40. Kf3 Rhh4 41. Be3 Rc4 42. Rd2 Rc3 43. Bf4+ Kb6 44. a4 a5 45. Be3+ Ka6 46. Bf1 axb4 47. Bxd3+ Ka5 48. Kg3 g5 |
| ECO A22 in 1997 play it! biro sandor defeats white's goessnitzer nico by checkmate in 130 moves | 1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. d3 Be7 8. O-O O-O 9. Be3 f5 10. Qc1 h6 11. h4 Bf6 12. Rd1 Nd4 13. Bxd4 exd4 14. Na4 Nxa4 15. Qc4+ Kh8 16. Qxa4 Re8 17. Rd2 c6 18. b4 a6 19. Qd1 Qd6 20. Rb1 f4 21. Qe1 fxg3 22. fxg3 Re3 23. Qf2 Bd7 24. Kh1 Rae8 25. a3 Bd8 26. Rg1 a5 27. Rb2 axb4 28. axb4 Bc7 29. Bf1 Be6 30. Kh2 Bg4 31. Kh1 Qf6 32. Bg2 Qd6 33. Bf1 Rf8 34. Bg2 Bh5 35. Kh2 g5 36. hxg5 hxg5 37. Rh1 Kg7 38. Kg1 Qg6 39. Rxh5 Qxh5 40. Qe1 Rfxf3 41. Bxf3 Qxf3 42. exf3 Rxe1+ 43. Kf2 Ra1 44. b5 c5 45. Rc2 b6 46. f4 g4 47. Rb2 Kf7 48. Ke2 Rh1 49. Rb3 Rh2+ 50. Kf1 Ke6 51. Kg1 Rc2 52. Ra3 Rc3 53. Ra7 Kd6 54. Ra8 Rxd3 55. Kf2 c4 56. Rg8 c3 57. Rxg4 c2 58. Rg6+ Kd7 59. Rc6 Rc3 60. f5 c1=Q 61. f6 Qe3+ 62. Kg2 Qxg3+ 63. Kf1 Rf3+ 64. Ke2 Rf2+ 65. Ke1 Qg1# |
| ECO A22 in 1997 play it! biro sandor defeats white's bayer bernhard in 96 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5 5. cxb5 d5 6. d3 h6 7. Nh3 Bb7 8. e3 Bd6 9. dxe4 dxe4 10. Be2 Qe7 11. Bd2 Nbd7 12. Qc2 O-O 13. O-O-O Ne5 14. Kb1 a6 15. bxa6 Bxa6 16. Bxa6 Rxa6 17. Nxe4 Nxe4 18. Qxe4 Rfa8 19. Bc3 Rxa2 20. Kc2 Qe8 21. Rd5 R8a4 22. Rd4 Rxd4 23. Qxd4 Ra4 24. Qd5 Nc4 25. Rd1 Nb6 26. Qf5 Rc4 27. Rd4 Rxd4 28. Bxd4 Qc6+ 29. Bc3 Qxg2 30. e4 Bxh2 31. Bd4 Qf1 32. Qg4 Qc4+ 33. Bc3 Be5 34. Ng1 Bxc3 35. bxc3 Qa2+ 36. Kd3 Qxf2 37. Nf3 c5 38. e5 c4+ 39. Ke4 Qc2+ 40. Kd4 Qf2+ 41. Ke4 Qc2+ 42. Kd4 Qd3+ 43. Kc5 Nd7+ 44. Kb5 Qd5+ 45. Ka4 Nc5+ 46. Kb5 Ne4+ 47. Kb6 Qc5+ 48. Kb7 Nxc3 |
| ECO A22 in 1990 play it! biro sandor defeats white's reschke heiko in 66 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5 5. g3 bxc4 6. Ngxe4 Nxe4 7. Nxe4 d5 8. Nc3 d4 9. Bg2 c6 10. Nb1 Be7 11. d3 cxd3 12. Qxd3 O-O 13. Nd2 Ba6 14. Nc4 Bb4+ 15. Bd2 Bxd2+ 16. Kxd2 Nd7 17. f4 Re8 18. Rhc1 Nc5 19. Qa3 Bxc4 20. Rxc4 Qe7 21. Bf3 Ne4+ 22. Bxe4 Qxe4 23. Qd3 Qe7 24. Rac1 Rad8 25. R1c2 g5 26. Rc5 gxf4 27. gxf4 Qd6 28. Qg3+ Kh8 29. R2c4 Re3 30. Rxc6 Qe7 31. Qg4 Re8 32. Rxd4 Rxe2+ 33. Kc3 Qb7 |
| ECO A20 in 1994 play it! biro sandor defeats white's rigan joseph in 60 moves | 1. c4 e5 2. d3 Nf6 3. g3 d5 4. Bg2 Nc6 5. cxd5 Nxd5 6. a3 Be7 7. Nf3 O-O 8. O-O Nb6 9. Nc3 Be6 10. b4 a5 11. b5 Nd4 12. Rb1 Nxf3+ 13. Bxf3 Rb8 14. Qc2 f5 15. Bb2 Bd6 16. Bg2 Qe8 17. Rfd1 Qh5 18. Bc1 Kh8 19. Rf1 g5 20. h3 Rf6 21. Qd2 Rg8 22. d4 Rh6 23. dxe5 Bxe5 24. Rd1 Qf7 25. e4 f4 26. g4 f3 27. Bf1 Bxg4 28. Bb2 Qf4 29. Qxf4 gxf4 30. Kh2 Bxh3 |
| ECO A22 in 2000 play it! biro sandor defeats white's bauer peter in 46 moves | 1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. O-O Be7 8. a3 Be6 9. b4 a5 10. b5 Nd4 11. Nxd4 exd4 12. Na4 Bd5 13. Nxb6 cxb6 14. Bh3 O-O 15. Qc2 Bc5 16. e4 dxe3 17. fxe3 Qe7 18. Bg2 Rac8 19. Qf5 Bc4 20. Re1 Bxb5 21. d4 Bxd4 22. Qxb5 Bxa1 23. Qxb6 Rfd8 |
| ECO A00 in 2000 play it! biro sandor defeats white's wallner dieter in 66 moves | 1. g3 e5 2. c4 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. d3 Be7 7. O-O O-O 8. Nbd2 Re8 9. a3 a5 10. Nc4 Bf6 11. Rb1 a4 12. Ncd2 h6 13. Ne4 Be7 14. Nc3 Nb6 15. Be3 Bg4 16. Bxb6 cxb6 17. Nxa4 e4 18. Ne1 Bf6 19. f3 exf3 20. exf3 Bf5 21. Kh1 Ne5 22. Nc3 Nxd3 23. Ne4 Nc5 24. Qxd8 Raxd8 25. Nxf6+ gxf6 26. Rc1 Rd2 27. b4 Nb3 28. Rc3 Nd4 29. g4 Ne2 30. Rc7 Bg6 31. f4 Nxf4 32. Rxf4 Rxe1+ 33. Bf1 Bd3 |
| ECO C60 in 2001 play it! biro sandor defeats white's albrecht hans in 110 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Ba4 d6 7. d4 Bd7 8. d5 Nb8 9. c4 h6 10. Nc3 Ne7 11. Ne1 O-O 12. Nd3 Bxa4 13. Nxa4 Nd7 14. f3 f5 15. Nf2 f4 16. Bd2 Rf7 17. Rc1 Bf8 18. b4 g5 19. c5 Nf6 20. g3 Ng6 21. Nb2 Kh8 22. Nbd3 h5 23. gxf4 gxf4 24. Kh1 Bh6 25. Rg1 Rg7 26. Qf1 Qe7 27. Qh3 Rag8 28. cxd6 cxd6 29. Rc8 Nf8 30. Rxg7 Qxg7 31. Qf1 N6h7 32. Nh3 Qd7 33. Rc3 Ng6 34. Be1 Qb5 35. a3 Bf8 36. Ng1 Ng5 37. Qe2 Be7 38. Qc2 Bd8 39. a4 Qd7 40. a5 Nh3 41. Nxh3 Qxh3 42. Qe2 Nf8 43. Nb2 Nh7 44. Nc4 Be7 45. Nd2 Qd7 46. Rc1 Ng5 47. Bf2 Nh3 48. Bb6 Bh4 49. Nc4 Rc8 50. Qb2 Kh7 51. Na3 Rg8 52. Qe2 Qa4 53. Qb2 Kh6 54. b5 Bf2 55. Bxf2 Qxa3 |
| ECO C45 in 1999 play it! biro sandor defeats white's torok miklos in 62 moves | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nc3 Bb4 6. Nb5 Ba5 7. Bd3 a6 8. Na3 b5 9. Nb1 Nf6 10. O-O O-O 11. Qf3 d6 12. Be3 Bb7 13. a3 Ne5 14. Qf4 Qxf4 15. Bxf4 c5 16. Bg5 Ned7 17. Nd5 Nxd5 18. exd5 Rfe8 19. Bf4 Ne5 20. Be4 Rad8 21. b3 Ng6 22. Bxg6 hxg6 23. Rd1 Bxd5 24. Kf1 Be4 25. Ra2 d5 26. b4 cxb4 27. axb4 Bxb4 28. f3 Bf5 29. c3 Bc5 30. Rxa6 Bc2 31. Rc6 Ba7 |
| ECO C50 in 1997 play it! biro sandor defeats white's naegelein andrea in 69 moves | 1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. h3 g6 5. O-O Bg7 6. c3 Nf6 7. Re1 O-O 8. d4 Qe7 9. Qc2 Bd7 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nh5 13. Nbd2 Nxg3 14. fxg3 exd4 15. cxd4 Nxd4 16. Nxd4 Bxd4+ 17. Kh2 Bg7 18. Nf3 c6 19. Rad1 Rad8 20. Bd3 Be6 21. b3 Qc7 22. Qf2 Qb6 23. Qc2 Rd7 24. Re2 Rfd8 25. Red2 Qc5 26. Qxc5 dxc5 27. Bc4 Rxd2 28. Rxd2 Rxd2 29. Nxd2 b5 30. Bxe6 fxe6 31. Kg1 Bc3 32. Nb1 Be1 33. g4 Kf7 34. Kf1 Bb4 35. e5 |