| ECO A05 in 1991 play it! dudas janos defeats white's jirovsky milos in 104 moves | 1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. b3 O-O 8. d4 cxd4 9. Qxd4 d6 10. Rd1 a6 11. Ba3 Nc6 12. Qf4 d5 13. cxd5 Nxd5 14. Nxd5 Bxa3 15. Nc7 e5 16. Rxd8 exf4 17. Rxa8 Bxa8 18. gxf4 Bb7 19. Rd1 Rc8 20. Nd5 Bc5 21. Ne1 b5 22. Nd3 Bd6 23. Nb6 Rd8 24. Rc1 Nd4 25. Bf1 Re8 26. Nc5 Bxc5 27. Rxc5 Nxe2+ 28. Bxe2 Rxe2 29. Kf1 Re6 30. Re5 Rxe5 31. fxe5 Bc6 32. Ke2 Kf8 33. Ke3 Ke7 34. Kd4 Ke6 35. b4 Bb7 36. a4 h5 37. axb5 axb5 38. Kc5 Kxe5 39. Kxb5 g5 40. Nd7+ Kd6 41. Nf6 h4 42. Kb6 Bf3 43. b5 Ke7 44. Ng8+ Ke6 45. Kc7 f5 46. b6 g4 47. Nh6 Kf6 48. Ng8+ Ke6 49. Nh6 h3 50. b7 Bxb7 51. Kxb7 Kf6 52. Kc6 Kg6 |
| ECO A09 in 2001 play it! dudas janos defeats white's hobuss wolfgang in 92 moves | 1. Nf3 d5 2. c4 dxc4 3. Qa4+ c6 4. Qxc4 Nf6 5. g3 Bf5 6. Nc3 e6 7. Bg2 Be7 8. Nh4 Bg6 9. Nxg6 hxg6 10. b4 a6 11. Rb1 Nbd7 12. a4 Rc8 13. Qb3 Nd5 14. Nxd5 cxd5 15. Bb2 O-O 16. O-O Rc4 17. Ba3 Qc7 18. Rfc1 Rc8 19. Bf1 Qd6 20. d3 Rxc1 21. Bxc1 Qxb4 22. Qxb4 Bxb4 23. Rxb4 Rxc1 24. Rxb7 Nc5 25. Rb8+ Kh7 26. Rb6 Ra1 27. e3 a5 28. Rb5 Nxd3 29. Rxa5 Nb2 30. Ra7 f6 31. a5 Nc4 32. Kg2 Nxa5 33. h4 Nb3 34. Re7 Nc5 35. Bb5 Ra2 36. Kf1 Ne4 37. Be2 e5 38. Rd7 f5 39. Ke1 Ra1+ 40. Bd1 Nc3 41. Kd2 Nxd1 42. Rxd5 Nxf2 43. Rxe5 Ra2+ 44. Kc3 Ne4+ 45. Kd4 Ra4+ 46. Kd3 Nxg3 |
| ECO A07 in 2001 play it! dudas janos defeats white's rous frantisek in 56 moves | 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. d3 Nd7 5. h3 Bh5 6. O-O Ngf6 7. Nbd2 e6 8. c4 Be7 9. b3 O-O 10. Bb2 Re8 11. a3 a5 12. Qc2 Bd6 13. Rfe1 e5 14. Nh4 Rc8 15. Nf5 Bf8 16. g4 Bg6 17. e3 h5 18. Nh4 Bh7 19. g5 Nc5 20. b4 axb4 21. axb4 Nxd3 22. g6 Nxe1 23. gxh7+ Nxh7 24. Rxe1 Qxh4 25. Nf3 Qxc4 26. Qxc4 dxc4 27. Nxe5 Bxb4 28. Rc1 c3 |
| ECO A10 in 1998 play it! dudas janos defeats white's tanaka yuuki in 76 moves | 1. c4 d6 2. Nc3 g6 3. g3 Bg7 4. Bg2 e5 5. e3 Nc6 6. Nge2 Be6 7. d3 Nge7 8. Nd5 Qd7 9. Rb1 O-O 10. O-O Nc8 11. Nec3 Nd8 12. Ne4 f6 13. b3 c6 14. Ndc3 h6 15. Bb2 f5 16. Nd2 g5 17. f4 Ne7 18. Ne2 Ng6 19. Nf3 Nf7 20. d4 Qc7 21. c5 exf4 22. gxf4 dxc5 23. dxc5 Bxb2 24. Rxb2 gxf4 25. Nfd4 Qe5 26. Nxe6 Qxe3+ 27. Kh1 Qxe6 28. Nxf4 Nxf4 29. Rxf4 Rad8 30. Qf1 Ne5 31. Re2 Rde8 32. Rd4 Qf7 33. Rf2 Qh5 34. Bf3 Nxf3 35. Rxf3 Re5 36. Rd7 Rf7 37. Rd8+ Kh7 38. Rf2 Rfe7 |
| ECO A17 in 1997 play it! dudas janos defeats white's szirmai eduard in 46 moves | 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c5 5. e3 a6 6. cxd5 Nxd5 7. e4 Nxc3 8. bxc3 Be7 9. Be2 O-O 10. O-O b5 11. Be3 Bb7 12. Qb1 Qc7 13. Rc1 Nd7 14. a4 bxa4 15. Rxa4 Rfb8 16. dxc5 Bc6 17. Rb4 Nxc5 18. Qc2 a5 19. Rxb8+ Rxb8 20. Bxc5 Bxc5 21. Nd4 Bd7 22. Qd3 a4 23. Qc4 e5 |
| ECO A13 in 1990 play it! dudas janos defeats white's tokos jozef in 78 moves | 1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 c6 5. Bf4 Nf6 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 Na6 9. a3 Qa5 10. Rc1 Ne4 11. Ne2 Be7 12. O-O f5 13. f3 Nxc3 14. Rxc3 O-O 15. b4 Qb6 16. Ng3 g6 17. e4 Bf6 18. e5 Be7 19. Bh6 Rf7 20. f4 Nc7 21. Ne2 a5 22. bxa5 Rxa5 23. g4 Nb5 24. Rb3 Rxa3 25. Rxa3 Bxa3 26. gxf5 Rxf5 27. Kh1 Be7 28. Rg1 Kh8 29. Ng3 Qxd4 30. Qxd4 Nxd4 31. Nxf5 Nxf5 32. Bg5 Bxg5 33. fxg5 Kg7 34. Kg2 Kf7 35. Kf3 Nd4+ 36. Ke3 c5 37. Rb1 b5 38. Rc1 Nb3 39. Kd3 Nxc1+ |
| ECO A11 in 2000 play it! dudas janos defeats white's bordas gyula by checkmate in 100 moves | 1. c4 c6 2. e4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Bb5+ Nbd7 8. d6 e6 9. O-O O-O 10. d4 Nb6 11. Bg5 Qxd6 12. Qd2 Nbd5 13. Bh6 b6 14. Bxg7 Kxg7 15. Nxd5 Qxd5 16. Qe2 Bb7 17. Ba6 Qe4 18. Qxe4 Bxe4 19. Ne5 Rad8 20. Rfd1 Ba8 21. Rac1 Nd5 22. Rd2 Rd6 23. Nc4 Rc6 24. Bb5 Rc7 25. a3 Bb7 26. Rdc2 Rd8 27. Ne5 Rxc2 28. Rxc2 a6 29. Bf1 f6 30. Nd3 Rd7 31. g3 Kf7 32. Bg2 Ke7 33. Kf1 a5 34. Ke2 Ba6 35. Rd2 Nc7 36. Ke3 Kd8 37. Nf4 g5 38. Ne2 Re7 39. Nc3 Bc4 40. Na4 Nd5+ 41. Bxd5 exd5+ 42. Kf3 Kc7 43. Nc3 h5 44. g4 h4 45. Nd1 Re1 46. Ne3 Kd6 47. Nf5+ Kd7 48. Kg2 Bf1+ 49. Kf3 Re4 50. Ne3 Rf4# |
| ECO A13 in 1998 play it! dudas janos defeats white's bordas gyula in 59 moves | 1. c4 e6 2. Nc3 d5 3. d4 c6 4. Nf3 dxc4 5. g3 c5 6. Qa4+ Nc6 7. dxc5 Bxc5 8. Qxc4 Qb6 9. Ne4 Bb4+ 10. Bd2 Nf6 11. Nc3 Bc5 12. Na4 Bxf2+ 13. Kd1 Qd8 14. Kc2 Qd5 15. Qxd5 exd5 16. e3 O-O 17. Nc3 d4 18. exd4 Bg4 19. Nh4 Nxd4+ 20. Kc1 Rac8 21. Bg2 Ne2+ 22. Kc2 b5 23. Raf1 Bd4 24. Bf3 b4 25. Bxg4 Nxg4 26. Nf5 Bf6 27. Nd6 Rc6 28. Ne4 bxc3 29. Nxf6+ Nxf6 30. bxc3 |
| ECO A00 in 2001 play it! dudas janos defeats white's blodig reinhard in 96 moves | 1. g3 g6 2. Bg2 c5 3. e4 Bg7 4. Nc3 Nc6 5. d3 d6 6. f4 e5 7. Nh3 h5 8. O-O Bg4 9. Qd2 Qd7 10. f5 gxf5 11. exf5 Bxf5 12. Qf2 Nge7 13. Ng5 f6 14. Nge4 Nd4 15. Nd1 d5 16. Nxc5 Qc6 17. c3 Qxc5 18. Be3 Bxd3 19. cxd4 Qc2 20. Qxc2 Bxc2 21. Nc3 e4 22. Nb5 O-O 23. Nd6 Rad8 24. Nf5 Nc6 25. Rfc1 Bd3 26. a3 a5 27. Rc3 a4 28. Rac1 Rf7 29. Bh3 Be2 30. Kf2 Bg4 31. Bxg4 hxg4 32. h3 gxh3 33. Rh1 Ne7 34. g4 Nxf5 35. gxf5 Bf8 36. Rxh3 Bd6 37. Rc1 Rh7 38. Rg1+ Kh8 39. Rxh7+ Kxh7 40. Rg6 Be7 41. Kg3 Rc8 42. Bh6 Rc2 43. Rg7+ Kxh6 44. Rxe7 Rxb2 45. Rd7 Kg5 46. Rxd5 Rb3+ 47. Kf2 Rxa3 48. Ra5 Kf4 |
| ECO B33 in 1997 play it! dudas janos defeats white's ruck tamas in 78 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. a4 Bb4 8. Nd6+ Ke7 9. Nf5+ Kf8 10. Bd3 d5 11. exd5 Nd4 12. Ne3 Nxd5 13. Nxd5 Qxd5 14. O-O Bxc3 15. bxc3 Nc6 16. Qf3 Qxf3 17. gxf3 Be6 18. c4 f5 19. f4 e4 20. Be2 Nd4 21. Bd1 Bxc4 22. Re1 Kf7 23. c3 Ne6 24. Be3 Rhd8 25. Rb1 b6 26. Bb3 Rac8 27. Red1 Rxd1+ 28. Bxd1 g5 29. fxg5 hxg5 30. f3 Bd3 31. Rc1 f4 32. Bf2 e3 33. Be1 Kf6 34. Bc2 Bxc2 35. Rxc2 Nd4 36. cxd4 Rxc2 37. d5 g4 38. d6 Ke6 39. d7 Kxd7 |
| ECO B33 in 2000 play it! dudas janos defeats white's rajlich vasik g in 98 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd5 Nxd5 8. exd5 a6 9. dxc6 axb5 10. cxd7+ Bxd7 11. Bd3 Bc6 12. Qe2 Qd5 13. f3 Bc5 14. Be3 Bxe3 15. Qxe3 O-O 16. O-O b4 17. Rfd1 Qe6 18. Qc5 Rfc8 19. Qxb4 Ra4 20. Qe1 Rf4 21. b3 g5 22. Bc4 Qf6 23. Rac1 e4 24. fxe4 Bxe4 25. Qe3 Bc6 26. Rf1 Re8 27. Rxf4 gxf4 28. Qf2 Qg5 29. g3 f3 30. Re1 Rd8 31. Bd3 Qa5 32. a4 Rd6 33. Kf1 Qh5 34. h4 Qg4 35. Kg1 Rd4 36. Bf5 Qg7 37. Kh2 Qf6 38. Bd3 Qd6 39. Rh1 Rxh4+ 40. Kg1 Rg4 41. Rh3 h5 42. Rxh5 Rxg3+ 43. Kf1 Qf4 44. Bh7+ Kg7 45. Qe1 f2 46. Qe5+ Qxe5 47. Rxe5 Kxh7 48. a5 Rc3 49. b4 Rxc2 |
| ECO B41 in 1992 play it! dudas janos defeats white's privara igor in 104 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. g5 hxg5 8. Bxg5 Be7 9. Qd2 a6 10. Bg2 Qc7 11. O-O-O Nc6 12. f4 Bd7 13. h4 Na5 14. f5 Nc6 15. fxe6 fxe6 16. Bh3 Nxd4 17. Qxd4 b5 18. a3 Rc8 19. Rhe1 Qc4 20. e5 Qxd4 21. Rxd4 dxe5 22. Rxe5 Rc6 23. Re1 Bc8 24. Rd3 Kf7 25. Rf3 Rf8 26. Ne4 Kg8 27. Rfe3 Nd5 28. Bxe7 Nxe7 29. Ng5 Nf5 30. Re4 Rf6 31. Nxe6 Bxe6 32. Rxe6 Rfxe6 33. Rxe6 Rxe6 34. Bxf5 Rd6 35. h5 Kf7 36. b3 Kf6 37. Bg6 Ke5 38. Kb2 Rd2 39. Be8 Ke6 40. a4 bxa4 41. Bxa4 Ke7 42. Bc6 Rh2 43. Bf3 Kd6 44. Bg4 Kc5 45. Bf3 a5 46. Bg4 Kd5 47. Ka3 Ke5 48. Bd1 Kf4 49. b4 Rh1 50. Be2 Ke3 51. Bg4 Rh4 52. Bd1 Kd2 |
| ECO B40 in 1997 play it! dudas janos defeats white's turov maxim in 38 moves | 1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 d6 8. O-O N8d7 9. exd6 Bxd6 10. b3 Qc7 11. Na3 a6 12. Nxc4 Nxc4 13. bxc4 Qxc4 14. Re1 Nf6 15. Ne5 Qh4 16. h3 g5 17. d4 Rg8 18. f4 h5 19. Be3 g4 |
| ECO B20 in 1995 play it! dudas janos defeats white's horvath tamas by checkmate in 114 moves | 1. e4 c5 2. d4 cxd4 3. Nf3 e6 4. Nxd4 Nf6 5. Bd3 Nc6 6. c3 d5 7. Nxc6 bxc6 8. e5 Nd7 9. Qe2 Nc5 10. O-O Be7 11. Be3 Nxd3 12. Qxd3 O-O 13. Nd2 Qc7 14. f4 a5 15. Qc2 Ba6 16. Rf2 Rab8 17. Nf3 c5 18. Rd1 f5 19. a3 Qc6 20. h3 Bc4 21. Qd2 Qa4 22. Qe1 Rb7 23. Rdd2 Qb5 24. Ng5 Rb6 25. g4 Bd3 26. Qd1 Bxg5 27. Rxd3 Be7 28. Rg2 Qb3 29. Qe2 Qc4 30. gxf5 Rxf5 31. Qg4 g6 32. Rdd2 Kf7 33. Qe2 Qe4 34. Qf2 Rb5 35. b4 axb4 36. axb4 cxb4 37. Rb2 b3 38. Qe2 Qc4 39. Qxc4 dxc4 40. Rgd2 Rd5 41. Kf2 g5 42. Kf3 gxf4 43. Bxf4 Rxd2 44. Rxd2 Bg5 45. Kg4 Bxf4 46. Rd7+ Kg6 47. Re7 Bxe5 48. Rxe6+ Bf6 49. h4 h5+ 50. Kg3 Rb5 51. Re1 Bxc3 52. Rc1 b2 53. Rxc3 b1=Q 54. Rf3 Qg1+ 55. Kh3 Qg4+ 56. Kh2 Rb2+ 57. Kh1 Qg2# |
| ECO B76 in 1996 play it! dudas janos defeats white's kahn evarth in 42 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O d5 10. Kb1 Nxd4 11. e5 Nf5 12. Qf2 Nd6 13. Na4 Nd7 14. Qg3 Nf5 15. h3 Nh4 16. Bc5 Nb8 17. Ba6 Bh8 18. Qg4 b5 19. Rhe1 Nd7 20. Bd4 Nxg2 21. Bb7 Qe8 |
| ECO B23 in 1995 play it! dudas janos defeats white's jamrich gyorgy in 70 moves | 1. e4 c5 2. Nc3 g6 3. g3 h5 4. Bg2 h4 5. gxh4 Rxh4 6. h3 Nc6 7. Nf3 Rh8 8. d4 cxd4 9. Nxd4 Bg7 10. Be3 d6 11. Qd2 Bd7 12. O-O-O Nf6 13. f4 Nxd4 14. Bxd4 Bc6 15. e5 dxe5 16. fxe5 Bh6 17. Bxc6+ bxc6 18. Be3 Qxd2+ 19. Bxd2 Nd7 20. Rde1 Nc5 21. Bxh6 Rxh6 22. Ne4 Nxe4 23. Rxe4 O-O-O 24. Re3 Rd5 25. c4 Rd4 26. b3 Kd7 27. Kc2 Ke6 28. Kc3 c5 29. b4 Rhh4 30. bxc5 Rxc4+ 31. Kb2 Rxc5 32. Ra3 Rb4+ 33. Ka1 a5 34. Re1 Rbb5 35. Rae3 Rxe5 |
| ECO B40 in 1998 play it! dudas janos defeats white's gishi takesi in 58 moves | 1. e4 c5 2. Nf3 e6 3. c4 d6 4. Nc3 Nf6 5. d4 cxd4 6. Nxd4 Be7 7. Be2 b6 8. O-O Bb7 9. Qc2 Nbd7 10. f4 a6 11. Be3 Rc8 12. a4 O-O 13. Rad1 Rc7 14. f5 e5 15. Nb3 Qa8 16. Bg5 h6 17. Bh4 Rfc8 18. Bd3 Nc5 19. Nxc5 bxc5 20. Qe2 Bc6 21. g4 Qb8 22. g5 Nh7 23. f6 hxg5 24. fxe7 gxh4 25. Qh5 Rxe7 26. Nd5 Bxd5 27. exd5 e4 28. Qxh4 Rce8 29. Rde1 g5 |
| ECO B40 in 2002 play it! dudas janos defeats white's pachow joerg in 78 moves | 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be2 a6 7. O-O Nbd7 8. f4 b5 9. a3 Bb7 10. Bf3 Rc8 11. Re1 Qc7 12. g4 Nb6 13. g5 Nfd7 14. Bg4 Nc5 15. Qf3 Rd8 16. f5 e5 17. Nd5 Nxd5 18. exd5 Nd7 19. Ne6 fxe6 20. Bh5+ Ke7 21. fxe6 Nf6 22. Rf1 Rg8 23. gxf6+ gxf6+ 24. Kh1 Bg7 25. Bh6 Bxd5 26. Qxd5 Bxh6 27. Rf3 Rg5 28. Raf1 Bg7 29. Bf7 Qa7 30. Rc3 f5 31. Qc6 Bf8 32. Qc7+ Qxc7 33. Rxc7+ Kf6 34. Rd7 Rc8 35. c3 Be7 36. h4 Rg4 37. h5 Rcc4 38. Rxf5+ Kxf5 39. Rxe7 Rg5 |
| ECO B90 in 2003 play it! dudas janos defeats white's bochnickova andr in 84 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nc6 8. Be3 Na5 9. f4 Qc7 10. Qf3 b5 11. e5 Bb7 12. Qg3 dxe5 13. fxe5 Nxb3 14. axb3 b4 15. Nce2 Ne4 16. Qf4 g5 17. Qf1 Bg7 18. O-O-O Qxe5 19. Kb1 O-O 20. Bc1 a5 21. h4 h6 22. hxg5 hxg5 23. Rh5 Rac8 24. Nf3 Qc5 25. Ned4 Ng3 26. Qd3 Be4 27. Rxg5 Bxd3 28. Rxc5 Rxc5 29. Rxd3 Rfc8 30. Ne1 Ne4 31. Ndf3 Nf6 32. Rd6 Nd5 33. Ra6 e5 34. Ng5 R8c6 35. Ra8+ Rc8 36. Ra6 Nf4 37. Ra7 Rd5 38. Nxf7 Rd1 39. Nf3 Ne2 40. N3g5 Rxc1+ 41. Ka2 R1xc2 42. Nd6 Nc3+ |
| ECO B41 in 1993 play it! dudas janos defeats white's francsics endre in 74 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 a6 7. O-O Nbd7 8. a4 b6 9. Bf3 Bb7 10. Bg5 Be7 11. Re1 Qc7 12. Bxf6 Nxf6 13. a5 b5 14. e5 dxe5 15. Bxb7 Qxb7 16. Qf3 Qxf3 17. Nxf3 Bb4 18. Re3 Nd7 19. Na2 Bxa5 20. Nxe5 Nxe5 21. Rxe5 Ke7 22. c4 Bc7 23. Re4 bxc4 24. Rxc4 Be5 25. Nb4 Bxb2 26. Ra2 Be5 27. Rxa6 Rxa6 28. Nxa6 Ra8 29. Ra4 Bc3 30. g3 e5 31. Rc4 Bd4 32. Nb4 Kd6 33. Rc6+ Kd7 34. Rc2 Rb8 35. Nc6 Rc8 36. Nxd4 exd4 37. Rd2 Rc4 |