| ECO A05 in 2005 play it! radulov ivan bul defeats black's davout daverstae in 68 moves | 1. Nf3 Nf6 2. g3 g6 3. d4 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 c6 7. Nc3 Qa5 8. d5 c5 9. h3 a6 10. Bd2 Nbd7 11. e4 Ne5 12. Nxe5 dxe5 13. Qe2 Ne8 14. f4 exf4 15. gxf4 Nd6 16. e5 Nf5 17. Ne4 Qd8 18. Qf2 b6 19. b4 cxb4 20. Bxb4 a5 21. Ba3 Ba6 22. d6 exd6 23. Nxd6 Nxd6 24. Bxd6 Rc8 25. Rfd1 Re8 26. c5 bxc5 27. Bxc5 Qc7 28. Bd6 Qc2 29. Rd2 Qf5 30. Rad1 Bh6 31. Rd4 Rc2 32. Be4 Rxf2 33. Bxf5 Rxf4 34. Rxf4 gxf5 |
| ECO A04 in 2005 play it! radulov ivan bul defeats black's bouverot olivier in 59 moves | 1. Nf3 g6 2. g3 Bg7 3. d4 f5 4. c4 Nf6 5. Bg2 O-O 6. O-O d6 7. Nc3 Qe8 8. d5 a5 9. Nd4 Na6 10. b3 Bd7 11. Bb2 g5 12. e3 f4 13. exf4 gxf4 14. Qe2 Qf7 15. Ne6 Rfe8 16. Nxf4 Nc5 17. Ne6 Nxe6 18. dxe6 Qxe6 19. Qxe6+ Bxe6 20. Bxb7 Rab8 21. Bc6 Bd7 22. Bxd7 Nxd7 23. Rab1 Nc5 24. Ba1 c6 25. Rfe1 Nd3 26. Re2 Ne5 27. Rd1 Kf7 28. Kg2 Rb4 29. Ne4 Nd7 30. Bxg7 |
| ECO A05 in 2005 play it! radulov ivan bul defeats black's couturier franco in 79 moves | 1. Nf3 Nf6 2. g3 d5 3. c4 c6 4. b3 g6 5. Bb2 Bg7 6. Bg2 Bf5 7. O-O Bxb1 8. Rxb1 O-O 9. Qc2 e6 10. d3 Nbd7 11. e4 Qc7 12. cxd5 exd5 13. e5 Ng4 14. d4 Rfe8 15. Ne1 Rac8 16. Nd3 c5 17. h3 Nh6 18. Rbc1 Nf5 19. Bxd5 Bh6 20. dxc5 Bg7 21. Rfe1 Nxe5 22. Nxe5 Bxe5 23. Rxe5 Rxe5 24. Bxe5 Qxe5 25. Qe4 Qd4 26. Qxd4 Nxd4 27. Rc4 Nc6 28. Bxc6 Rxc6 29. b4 a6 30. Kg2 f5 31. Rd4 Rc7 32. Kf3 Kf7 33. Ke3 g5 34. Rd6 Kg7 35. Kd4 h5 36. Ke5 Rf7 37. Ke6 f4 38. Rd7 Rxd7 39. Kxd7 g4 40. hxg4 |
| ECO A05 in 2002 play it! radulov ivan bul defeats black's ziltener werner in 89 moves | 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O g6 5. c4 c5 6. Nc3 Bg7 7. e3 O-O 8. d4 Ne4 9. Bd2 d6 10. Rc1 Nd7 11. d5 Nxd2 12. Qxd2 Ne5 13. Nxe5 Bxe5 14. f4 Bg7 15. e4 Ba6 16. b3 Rb8 17. a4 Bc8 18. Rfe1 a6 19. e5 Bf5 20. h3 h5 21. Qe2 dxe5 22. fxe5 Qc7 23. Rcd1 Rbd8 24. g4 hxg4 25. hxg4 Bc8 26. Bf3 Bh6 27. d6 Qa7 28. Nd5 e6 29. Ne7+ Kg7 30. Nc6 Qd7 31. Nxd8 Rxd8 32. Kg2 Bb7 33. a5 Bxf3+ 34. Qxf3 bxa5 35. Qf6+ Kg8 36. g5 Bg7 37. Qe7 Qc6+ 38. Kf2 Rd7 39. Qe8+ Bf8 40. Rh1 Qe4 41. Qxd7 Qf4+ 42. Ke2 Qxe5+ 43. Kd3 Qd4+ 44. Kc2 Qe4+ 45. Kb2 |
| ECO A05 in 2005 play it! radulov ivan bul defeats black's legrix jeanmarie in 73 moves | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 O-O 5. c4 d6 6. O-O Nbd7 7. Nc3 e5 8. h3 Re8 9. e4 exd4 10. Nxd4 Nc5 11. Re1 a6 12. Qc2 Bd7 13. Be3 Rb8 14. Rad1 Qc8 15. b4 Ne6 16. Nb3 Nd8 17. g4 Nc6 18. a4 Ne5 19. Qe2 b5 20. cxb5 axb5 21. Nd4 Nc4 22. Bc1 d5 23. Qd3 dxe4 24. Nxe4 Nxe4 25. Bxe4 Be6 26. Nxe6 Rxe6 27. Bd5 Rxe1+ 28. Rxe1 Nd6 29. Bg5 h6 30. Bf4 Qd8 31. Qxg6 Qf6 32. Qxf6 Bxf6 33. Bxh6 c6 34. Bxc6 Rc8 35. Bd5 Rc3 36. Bf4 Nc4 37. g5 |
| ECO A10 in 1974 play it! radulov ivan bul defeats black's martin gonzalez in 53 moves | 1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e3 e5 6. Nge2 Nge7 7. O-O O-O 8. a3 d6 9. d3 a5 10. Rb1 Rb8 11. Bd2 Bf5 12. Qc2 Qd7 13. Nd5 b6 14. Nec3 Nxd5 15. cxd5 Ne7 16. e4 Bh3 17. b4 Bxg2 18. Kxg2 axb4 19. axb4 f5 20. bxc5 bxc5 21. Rxb8 Rxb8 22. Rb1 Qc7 23. Rxb8+ Qxb8 24. Qa4 Qd8 25. Nb5 Qd7 26. Qa8+ Kf7 27. Qb8 |
| ECO A16 in 1974 play it! radulov ivan bul defeats black's babev a in 45 moves | 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. g3 Bg7 6. Bg2 c5 7. O-O Nc6 8. Qb3 Nb6 9. d3 O-O 10. Be3 Nd4 11. Qd1 Bd7 12. Nd2 Rb8 13. Rc1 Nc8 14. Nc4 e5 15. f4 f6 16. fxe5 fxe5 17. Rxf8+ Qxf8 18. Qd2 Be6 19. Rf1 Qd8 20. Bh6 Bxh6 21. Qxh6 Bxc4 22. dxc4 Ne7 23. g4 |
| ECO A15 in 1976 play it! radulov ivan bul defeats black's georgiev krum by checkmate in 69 moves | 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e4 d6 6. Nge2 Nc6 7. d4 e5 8. d5 Ne7 9. O-O Nd7 10. Be3 f5 11. Qd2 b6 12. Rae1 Nf6 13. Bg5 Qe8 14. f4 Nxe4 15. Nxe4 fxe4 16. fxe5 Rxf1+ 17. Rxf1 Bxe5 18. Nc3 e3 19. Qxe3 Nf5 20. Qd3 Bg7 21. g4 Nh6 22. h3 Nf7 23. Bh4 Ne5 24. Qe2 Ba6 25. b3 Nxc4 26. Qe6+ Kh8 27. bxc4 Bxc3 28. Rf7 Bd4+ 29. Kh1 Qxe6 30. dxe6 Rg8 31. e7 Bg7 32. Bd5 c6 33. Rxg7 Rb8 34. Bf6 cxd5 35. Rxg6# |
| ECO A22 in 1974 play it! radulov ivan bul defeats black's radev nikolai in 109 moves | 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. e4 Bxc3 6. dxc3 d6 7. Ne2 Nbd7 8. O-O b6 9. f3 a5 10. Be3 Bb7 11. Qc2 Qe7 12. Nc1 Nh5 13. Nd3 g6 14. Bh6 Ng7 15. f4 f6 16. f5 g5 17. h4 gxh4 18. g4 Qf7 19. b3 a4 20. Bf3 axb3 21. axb3 Rxa1 22. Rxa1 Ra8 23. Rxa8+ Bxa8 24. Qa2 Qe8 25. Kh2 Bb7 26. Nb4 Kh8 27. Qa7 Qa8 28. Qxa8+ Bxa8 29. Nd5 Ne8 30. Kh3 Kg8 31. Kxh4 c6 32. Ne3 Bb7 33. b4 Kf7 34. Bd1 Ke7 35. Kh5 b5 36. Bb3 bxc4 37. Bxc4 Nb6 38. Bb3 d5 39. g5 fxg5 40. Bxg5+ Kf7 41. c4 dxc4 42. Bxc4+ Nxc4 43. Nxc4 Nf6+ 44. Bxf6 Kxf6 45. Nb6 c5 46. Nd7+ Kg7 47. Nxc5 Bc6 48. Ne6+ Kf6 49. Ng5 Kg7 50. Kg4 h6 51. Ne6+ Kf6 52. Kf3 h5 53. Nc7 h4 54. b5 Bb7 55. Na6 |
| ECO B42 in 1983 play it! radulov ivan bul defeats black's lobron eric in 47 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 g6 6. O-O Bg7 7. Nb3 d6 8. c4 Nf6 9. Nc3 Nbd7 10. Bf4 Ne5 11. Be2 Qc7 12. Rc1 O-O 13. Qd2 b6 14. Rfd1 Nxc4 15. Bxc4 Qxc4 16. f3 Bb7 17. Qxd6 Qc6 18. Qd2 Rfe8 19. Be5 Re7 20. Qd4 Rd7 21. Nd5 exd5 22. Rxc6 Bxc6 23. Bxf6 dxe4 24. Qxd7 |
| ECO B48 in 1982 play it! radulov ivan bul defeats black's marjanovic slavo in 73 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Bd3 Nf6 8. O-O Ne5 9. h3 Bc5 10. Qe2 d6 11. f4 Ng6 12. Nb3 Bxe3+ 13. Qxe3 O-O 14. Rae1 b5 15. e5 dxe5 16. Bxg6 hxg6 17. fxe5 Nd7 18. Nd4 Bb7 19. a4 b4 20. Na2 a5 21. c3 b3 22. Nc1 Nc5 23. Ncxb3 Nxb3 24. Nxb3 Bxg2 25. Rf2 Bc6 26. Nd4 Bxa4 27. h4 Qb6 28. h5 Rad8 29. h6 f5 30. hxg7 Rf7 31. Qg5 Re8 32. Rh2 Rxg7 33. Rh6 Qd8 34. Qxd8 Rxd8 35. Nxe6 Re8 36. Nxg7 Kxg7 37. Rh4 |
| ECO B98 in 1976 play it! radulov ivan bul defeats black's inkiov ventzisla in 93 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 h6 9. Bh4 g5 10. fxg5 Nfd7 11. Qh5 Ne5 12. Bg3 Bxg5 13. Nf3 Nbd7 14. Nxg5 Qxg5 15. Qd1 Qe7 16. Qd4 b5 17. O-O-O Bb7 18. a3 Bc6 19. Be2 Rb8 20. Qxd6 Qxd6 21. Rxd6 Ke7 22. Rhd1 Rbc8 23. R6d4 f6 24. Be1 Nc5 25. Bf2 Rhg8 26. g3 Rc7 27. Rd8 Nb3+ 28. cxb3 Rxd8 29. Bc5+ Ke8 30. Bh5+ Nf7 31. Rf1 f5 32. Bb6 Rdc8 33. exf5 e5 34. Bxc7 Rxc7 35. Re1 e4 36. Kd2 Rd7+ 37. Ke3 Kf8 38. Bxf7 Rd3+ 39. Kf4 Rf3+ 40. Ke5 Kxf7 41. Nxe4 Bxe4 42. Rxe4 Rf2 43. Rh4 Re2+ 44. Kd4 Rxb2 45. Rxh6 a5 46. Ke5 Re2+ 47. Kf4 |
| ECO B33 in 1969 play it! radulov ivan bul defeats black's drimer dolfi rom in 101 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. Be3 d6 11. f3 Be6 12. O-O-O a6 13. Be2 Rac8 14. Rd2 Na5 15. Rhd1 Rc6 16. Nd5+ Bxd5 17. exd5 Rcc8 18. b3 b5 19. Kb2 Rb8 20. Ra1 Ra8 21. c3 Rhb8 22. Rdd1 Nd7 23. a4 b4 24. c4 Nb7 25. f4 f6 26. Bg4 Ndc5 27. a5 Rf8 28. Kc2 Rab8 29. Bd2 Nd8 30. fxe5 fxe5 31. Rf1 Rxf1 32. Rxf1 Ne4 33. Be1 Nf6 34. Bf5 Nf7 35. Bd2 Ng5 36. Kd3 Nf7 37. Ra1 h5 38. Ra4 Nh6 39. Be6 Nhg4 40. h3 Nf2+ 41. Ke2 N2e4 42. Rxb4 Rf8 43. Rb7+ Kd8 44. Rb8+ Ke7 45. Rxf8 Kxf8 46. Bc8 Nxd2 47. Kxd2 Ke7 48. Bxa6 Kd8 49. b4 Kc7 50. Ke3 g5 51. Bb5 |
| ECO B33 in 1977 play it! radulov ivan bul defeats black's portisch ferenc in 93 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. a4 a6 8. Na3 Be6 9. Bc4 Rc8 10. O-O Bxc4 11. Nxc4 Nd4 12. Qd3 Nxc2 13. Qxc2 Rxc4 14. Bg5 Be7 15. Qb3 Qc8 16. Rac1 Rc6 17. Rcd1 O-O 18. Rd3 h6 19. Bxf6 Bxf6 20. Rfd1 Rd8 21. Rf3 Re8 22. h3 Re6 23. Nd5 Bd8 24. Qb4 Rg6 25. Kh2 Rc2 26. Rd2 Rxd2 27. Qxd2 Qc4 28. Qb4 Qxb4 29. Nxb4 d5 30. Nxd5 Rc6 31. Rb3 b6 32. Rd3 Bf6 33. b3 a5 34. Kg3 Kf8 35. Ne3 Be7 36. Nc4 Rg6+ 37. Kh2 Re6 38. Rd5 Bc5 39. f3 g5 40. Nxa5 Bd4 41. Nc4 h5 42. Rd6 Ke7 43. Rxe6+ Kxe6 44. b4 f5 45. b5 h4 46. g3 Bf2 47. g4 |
| ECO B44 in 1974 play it! radulov ivan bul defeats black's liberzon vladimi in 81 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. Bf4 e5 7. Be3 Nf6 8. N1c3 a6 9. Na3 Be6 10. Nc4 Be7 11. Nb6 Rb8 12. Be2 O-O 13. O-O Nxe4 14. Nxe4 d5 15. Nc5 d4 16. Nxe6 fxe6 17. Nc4 dxe3 18. Nxe3 Qb6 19. Nc4 Qc5 20. c3 e4 21. Qc2 Qf5 22. Rae1 Bc5 23. Bd1 b5 24. b4 Be7 25. Nd2 e3 26. Rxe3 Bg5 27. Re2 Rbc8 28. Qb3 a5 29. Bc2 Qf7 30. Ne4 Be7 31. bxa5 Rb8 32. a6 Rb6 33. Re3 Na5 34. Qb1 Qe8 35. a7 Qa8 36. Ng3 h6 37. Qd1 Rd8 38. Qg4 Qxa7 39. Nh5 Bg5 40. Qe4 Bxe3 41. Qh7+ |
| ECO B70 in 1982 play it! radulov ivan bul defeats black's handoko edhi in 55 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 Bd7 9. Qd2 Rc8 10. f4 a6 11. Nb3 b5 12. Bf3 Bg4 13. e5 dxe5 14. Qxd8+ Kxd8 15. fxe5 Nxe5 16. Bb7 Nc4 17. Bd4 e5 18. Bf2 Nxb2 19. Bxc8 Kxc8 20. Bh4 Nd7 21. Rxf7 Nc4 22. Ne4 Bh6 23. Bg5 Bf8 24. Nf6 Nd6 25. Rxf8+ Rxf8 26. Nxg4 h5 27. Be7 hxg4 28. Bxd6 |
| ECO B90 in 1970 play it! radulov ivan bul defeats black's garcia martinez in 63 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. Qe2 Bb7 9. Bg5 b4 10. Na4 Qa5 11. Bxf6 gxf6 12. O-O-O Nc6 13. Qe3 Bg7 14. Nxe6 fxe6 15. Rxd6 Nd8 16. Nc5 Bc8 17. Ba4+ Kf7 18. Rhd1 Rf8 19. e5 Kg8 20. Bb3 Nf7 21. Nxe6 Bh6 22. f4 fxe5 23. Ng5 Bxg5 24. fxg5 Kg7 25. Bxf7 Bg4 26. R1d5 Qxa2 27. Qxe5+ Kxf7 28. Rd7+ Bxd7 29. Rxd7+ Kg6 30. Rg7+ Kh5 31. Qe2+ Kh4 32. g3+ |
| ECO B33 in 1976 play it! radulov ivan bul defeats black's mititelu gheorgh in 51 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 b5 10. Nxc6 Bxc6 11. Qe3 Be7 12. Bxf6 gxf6 13. f5 Qa5 14. Kb1 b4 15. Ne2 e5 16. Ng3 d5 17. Be2 O-O-O 18. exd5 Bxd5 19. Rxd5 Rxd5 20. Qa7 Bd6 21. Qa8+ Bb8 22. Qc6+ Bc7 23. Bxa6+ Kd8 24. Qxf6+ Kd7 25. Bb7 b3 26. axb3 |
| ECO B87 in 1970 play it! radulov ivan bul defeats black's padevsky nikola in 77 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 a6 7. Bb3 b5 8. Qe2 Be7 9. Bg5 O-O 10. O-O-O Nxe4 11. Qxe4 Bxg5+ 12. f4 d5 13. Nxd5 exd5 14. Bxd5 Bxf4+ 15. Kb1 Ra7 16. Qxf4 Qxd5 17. Qxb8 Rd7 18. Qg3 Rfd8 19. Rd3 Qh5 20. Re1 f5 21. Ne6 Qe8 22. Nxd8 Qxd8 23. Red1 Qb6 24. Rxd7 Bxd7 25. Qd6 Bc6 26. Qd8+ Qxd8 27. Rxd8+ Kf7 28. g3 Ke6 29. Kc1 g5 30. Kd2 Be4 31. c3 a5 32. Ke3 Bd5 33. b3 a4 34. c4 bxc4 35. bxa4 h5 36. a5 Ke5 37. Re8+ Kd6 38. a6 c3 39. a7 |
| ECO B91 in 1987 play it! radulov ivan bul defeats black's kuczynski in 105 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Qc7 10. a4 Be6 11. Nd5 Nxd5 12. exd5 Bf5 13. c3 Nd7 14. a5 h6 15. Be3 Bg5 16. Qd2 Bxe3 17. fxe3 Bg6 18. Ra3 f5 19. Qe2 Rac8 20. Ra4 Nc5 21. Rb4 Be8 22. Nxc5 Qxc5 23. Qf2 Bb5 24. Ra1 Rc7 25. Kh1 Rcf7 26. Qd2 Kh8 27. Re1 Qc7 28. Ra1 Bd7 29. Qe2 Bc8 30. Qc4 Qd8 31. Qh4 Rf6 32. Rb6 Qc7 33. Qb4 f4 34. exf4 exf4 35. gxf4 Rxf4 36. Qxd6 Qc4 37. Rg1 Qe2 38. Rb4 Rf2 39. Qg3 h5 40. Re4 Qd2 41. Bf3 Bg4 42. Bxg4 hxg4 43. Rd4 Qg5 44. Qxg4 Qxg4 45. Rdxg4 Rxb2 46. Rxg7 Rd2 47. R7g5 Rf7 48. c4 Rc2 49. R5g4 Rd7 50. d6 Rd2 51. c5 Rd5 52. Rg5 Rd2 53. Rh5+ |