| ECO A04 in 1978 play it! ivkov borislav defeats white's nikolac juraj in 46 moves | 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. e4 d6 6. c3 e5 7. Na3 Nge7 8. Nc2 O-O 9. d4 exd4 10. cxd4 Bg4 11. Be3 Qb6 12. dxc5 dxc5 13. b4 Rfd8 14. bxc5 Rxd1 15. cxb6 Rxa1 16. Nxa1 axb6 17. Bxb6 Rxa2 18. Nb3 Rb2 19. Nfd2 Be6 20. Ra1 Bxb3 21. Ra8+ Bf8 22. Be3 Be6 23. e5 Ra2 |
| ECO A04 in 1963 play it! ivkov borislav defeats white's masic ljubomir in 72 moves | 1. Nf3 g6 2. d4 Nf6 3. Bf4 Bg7 4. e3 d6 5. c3 O-O 6. Be2 b6 7. a4 Bb7 8. O-O c5 9. a5 Nbd7 10. axb6 axb6 11. Na3 Nd5 12. Bg3 Nc7 13. Bc4 Bc6 14. Qe2 Qb8 15. Nb5 Qb7 16. Nxc7 Qxc7 17. e4 Nf6 18. e5 Nh5 19. exd6 exd6 20. dxc5 Nxg3 21. fxg3 d5 22. Bb5 bxc5 23. Bxc6 Qxc6 24. Rxa8 Qxa8 25. Qe7 Qc8 26. Ne5 Bxe5 27. Qxe5 Qe6 28. Qf4 Rd8 29. h3 d4 30. cxd4 cxd4 31. Kh2 h5 32. Rd1 d3 33. Rd2 Qe1 34. Qb4 Rc8 35. g4 h4 36. Qa5 Qg3+ |
| ECO A05 in 1966 play it! ivkov borislav defeats white's sandor bela in 76 moves | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. Nbd2 Nc6 7. c3 e5 8. dxe5 dxe5 9. Qc2 Qe7 10. e4 Be6 11. b4 Nd7 12. a4 Rfd8 13. Ba3 Qf6 14. Rfe1 Bf8 15. Nf1 Nb6 16. Bc1 Ne7 17. N3d2 Nc4 18. h4 Nxd2 19. Bxd2 Qg7 20. Be3 f6 21. Bc1 Nc8 22. Ne3 Nb6 23. a5 Nc4 24. Bf1 Qf7 25. Qe2 Nd6 26. Qc2 Rd7 27. g4 Rad8 28. f3 Nc4 29. Qe2 Nd2 30. Bxd2 Rxd2 31. Qb5 c6 32. Qa4 Bh6 33. a6 b5 34. Qa5 R8d7 35. Ng2 Bc4 36. Qa3 Bxf1 37. Rxf1 Qc4 38. Rae1 Ra2 |
| ECO A05 in 1969 play it! ivkov borislav defeats white's barcza gideon in 76 moves | 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 e5 7. d4 Nbd7 8. e4 c6 9. d5 Nc5 10. Ne1 cxd5 11. cxd5 a5 12. f3 Bd7 13. Nd3 b6 14. Rb1 Qc8 15. Rf2 b5 16. Be3 Nxd3 17. Qxd3 b4 18. Nb5 Qa6 19. a4 Ne8 20. Rc2 f5 21. b3 Bf6 22. Bf1 Bd8 23. Na7 Qb7 24. Nc6 Bb6 25. Be2 Nf6 26. Rc4 fxe4 27. fxe4 Ng4 28. Bxg4 Bxg4 29. Re1 Rf3 30. Rcc1 Raf8 31. Kh1 Qf7 32. Nxa5 Rxe3 33. Rxe3 Qf2 34. Rc2 Qxe3 35. Qxe3 Bxe3 36. Kg2 Bf3+ 37. Kh3 g5 38. Nc4 Rf6 |
| ECO A15 in 1956 play it! ivkov borislav defeats white's reifircz i in 86 moves | 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. dxc5 Bxc5 10. Nc3 Re8 11. Bb2 a6 12. Rc1 Ba7 13. Na4 d4 14. a3 Bg4 15. b4 Qe7 16. h3 Bxf3 17. Bxf3 Rad8 18. Nc5 Bxc5 19. Rxc5 Ne4 20. Rc2 Qe6 21. h4 f5 22. Qc1 Ne5 23. Rc7 Qb6 24. Bxe4 fxe4 25. Rc5 Qe6 26. Rd1 Qh3 27. Rxe5 Rxe5 28. Rxd4 Rxd4 29. Bxd4 Rd5 30. Qc4 Qe6 31. e3 h6 32. Qc7 Rd7 33. Qc8+ Kh7 34. Qc2 Qc6 35. Qb1 Rc7 36. Kg2 Qc2 37. Qf1 Qd3 38. Qa1 Rc2 39. a4 Qe2 40. Qf1 Qf3+ 41. Kg1 Rd2 42. Qg2 Qg4 43. Kh2 g5 |
| ECO A13 in 1979 play it! ivkov borislav defeats white's sunye neto jaime in 64 moves | 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. Nc3 c6 5. Qd3 Nbd7 6. g3 Be7 7. Bg2 O-O 8. O-O b6 9. b3 a5 10. e4 Ba6 11. exd5 cxd5 12. Bf4 Rc8 13. Nb5 Bxb5 14. cxb5 Ba3 15. Nd2 Nh5 16. Be3 Qc7 17. Qe2 Nhf6 18. Nb1 Bd6 19. Qd2 Bb4 20. Qe2 Qc2 21. Bf3 Qf5 22. a3 Rc2 23. Qd1 Bd6 24. Be2 Rc7 25. Ra2 Rfc8 26. Kg2 e5 27. dxe5 Qxe5 28. Bf3 Qf5 29. Rd2 Ne5 30. Bxd5 Rc1 31. Bb7 Rxd1 32. Rfxd1 Bf8 |
| ECO A10 in 1963 play it! ivkov borislav defeats white's pirc vasja in 72 moves | 1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nf6 5. b3 O-O 6. Bb2 Nc6 7. Nf3 d5 8. cxd5 Nxd5 9. O-O Nxc3 10. Bxc3 e5 11. Rc1 Be6 12. Ne1 Bd5 13. d3 Bxg2 14. Nxg2 Qe7 15. f4 f5 16. fxe5 Nxe5 17. b4 cxb4 18. Qb3+ Qf7 19. Qxf7+ Rxf7 20. Bxb4 Re8 21. Bc3 Nc6 22. Bxg7 Kxg7 23. Kf2 Rfe7 24. Rfe1 Kf6 25. Rb1 g5 26. Rb2 Ne5 27. h3 Rc8 28. Ne3 Kg6 29. Reb1 b6 30. d4 Nf7 31. g4 fxg4 32. hxg4 Nd6 33. Nf5 Rf8 34. e3 Nxf5 35. gxf5+ Rxf5+ 36. Ke2 g4 |
| ECO A10 in 1959 play it! ivkov borislav defeats white's sanchez luis aug in 86 moves | 1. c4 f5 2. Nf3 Nf6 3. d4 e6 4. Nc3 Bb4 5. e3 b6 6. Bd2 Bb7 7. Be2 O-O 8. O-O Bxc3 9. Bxc3 Ne4 10. Be1 d6 11. Nd2 Nd7 12. Nxe4 Bxe4 13. Rc1 Qg5 14. f3 Bb7 15. Qd2 e5 16. d5 a5 17. b3 Nc5 18. Rc3 Bc8 19. Bd1 f4 20. Qf2 fxe3 21. Qxe3 Qg6 22. Bc2 Bf5 23. Bxf5 Rxf5 24. Qe2 Raf8 25. Bf2 Nd7 26. Be3 Nf6 27. Bd2 h5 28. Be1 Qh7 29. h4 Rf4 30. Bg3 Ne4 31. Bxf4 Nxc3 32. Qd2 Rxf4 33. Qxc3 Rxh4 34. f4 Rxf4 35. Rxf4 exf4 36. Qh3 Qg6 37. Qc8+ Kh7 38. Kh1 Qf7 39. Kg1 g5 40. a3 g4 41. b4 axb4 42. axb4 Kg6 43. Kf2 Qg7 |
| ECO A13 in 1977 play it! ivkov borislav defeats white's ungureanu emil in 88 moves | 1. c4 e6 2. Nf3 Nf6 3. Nc3 c5 4. g3 d5 5. cxd5 exd5 6. d4 Nc6 7. Bg2 c4 8. Ne5 Bb4 9. O-O O-O 10. Bg5 Be6 11. Qa4 Bxc3 12. Nxc6 Qd7 13. bxc3 Qxc6 14. Qxc6 bxc6 15. Bf4 Ne4 16. Bxe4 dxe4 17. Rfb1 f6 18. Rb7 g5 19. Bd6 Rf7 20. Rab1 Kg7 21. Rxf7+ Kxf7 22. Rb7+ Kg6 23. Bc5 a5 24. f3 exf3 25. exf3 h5 26. h4 g4 27. f4 Bd5 28. Kf2 Bf3 29. Ra7 Re8 30. Rxa5 Re2+ 31. Kf1 Rc2 32. Bb4 Bd5 33. Ra7 Rg2 34. f5+ Kxf5 35. Bd6 Rc2 36. Rh7 Rxc3 37. Rxh5+ Ke4 38. Rh8 Rc1+ 39. Ke2 c3 40. Bf4 Bc4+ 41. Kf2 Rf1+ 42. Kg2 c2 43. Re8+ Kf5 44. Bh6 c1=Q |
| ECO A16 in 1953 play it! ivkov borislav defeats white's barda yngvar in 80 moves | 1. c4 Nf6 2. Nc3 e5 3. g3 g6 4. Bg2 Bg7 5. d3 O-O 6. Nf3 d6 7. O-O Nbd7 8. Bd2 Nh5 9. Qc1 f5 10. Bg5 Ndf6 11. Nh4 c6 12. b4 a6 13. Rb1 Be6 14. Qd2 Qd7 15. b5 axb5 16. cxb5 d5 17. bxc6 bxc6 18. Rb2 d4 19. Nb1 Nd5 20. Bh6 Nhf6 21. Bxg7 Kxg7 22. Nf3 Qd6 23. Rb7+ Nd7 24. Rc1 Rfb8 25. Qb2 Nb4 26. Rxb8 Rxb8 27. Qa3 c5 28. Nbd2 Nxa2 29. Re1 Nb4 30. Rc1 Kf6 31. h4 h6 32. Rf1 Bd5 33. Nh2 Bxg2 34. Kxg2 Qd5+ 35. Kh3 Ra8 36. Qc1 Ra2 37. Ndf3 Kg7 38. g4 Rxe2 39. gxf5 Nxd3 40. f6+ Nxf6 |
| ECO A17 in 1959 play it! ivkov borislav defeats white's uhlmann wolfgang in 98 moves | 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. b4 Re8 9. Ng3 c6 10. Bd3 b5 11. O-O a5 12. bxa5 Qxa5 13. Nce2 Nbd7 14. Qc2 Bb7 15. Nf4 Nb6 16. f3 Nc4 17. e4 Qb6 18. Nfe2 Bxa3 19. Kh1 Bxc1 20. Rxa8 Rxa8 21. Qxc1 Qa5 22. e5 Ne8 23. Qg5 Qd8 24. Qh5 g6 25. Qh6 Qe7 26. f4 Ra3 27. Bxc4 dxc4 28. f5 Bc8 29. e6 Bxe6 30. fxe6 Qxe6 31. Qc1 Qe3 32. Qe1 Qe7 33. Qb1 Re3 34. Nf4 Nc7 35. Qa1 c3 36. Rc1 b4 37. Qb1 b3 38. Nf1 c2 39. Qb2 Re1 40. Nd3 Rd1 41. Ne5 Qg5 42. Qxb3 Qxe5 43. Rxd1 cxd1=Q 44. Qxd1 Qf4 45. Ng3 Nd5 46. Qg1 Nc3 47. Qe1 Qxd4 48. h3 Qd1 49. Qxd1 Nxd1 |
| ECO A16 in 1960 play it! ivkov borislav defeats white's soler in 108 moves | 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nf3 Nbd7 7. O-O e5 8. dxe5 dxe5 9. e4 c6 10. Qe2 Qe7 11. Rb1 Nc5 12. Bg5 Bg4 13. h3 Bxf3 14. Qxf3 Ne6 15. Be3 Qb4 16. Rfc1 Rfd8 17. Bf1 Nd4 18. Qg2 a5 19. Ne2 Ne6 20. Rc3 a4 21. a3 Qf8 22. f3 Bh6 23. Qf2 Bxe3 24. Qxe3 Qc5 25. Kf2 Rd7 26. b4 axb3 27. Rbxb3 Qxe3+ 28. Kxe3 Nc5 29. Rb1 Rad8 30. Nc1 Nh5 31. Kf2 Ng7 32. Nb3 Nge6 33. Nxc5 Nxc5 34. Ke3 Kg7 35. Be2 f5 36. exf5 gxf5 37. Rcc1 Ra8 38. Rc3 Re8 39. Rd1 f4+ 40. gxf4 exf4+ 41. Kf2 Rxd1 42. Bxd1 Kf6 43. Be2 Ke5 44. Rc1 Ra8 45. Rg1 Rxa3 46. Rg5+ Kd6 47. Rh5 Ne6 48. Rxh7 Nd4 49. Rh8 Ra2 50. Re8 Nxe2 51. Rxe2 Rxe2+ 52. Kxe2 b5 53. cxb5 cxb5 54. Kd3 Ke5 |
| ECO A10 in 1967 play it! ivkov borislav defeats white's udovcic mijo in 88 moves | 1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Bg4 5. e3 Nc6 6. Be2 e5 7. d5 Nce7 8. O-O Bxf3 9. Bxf3 f5 10. e4 Nf6 11. g3 O-O 12. Bg2 Kh8 13. f3 c5 14. Bh3 a6 15. Qc2 Rb8 16. Bd2 Nfg8 17. Ne2 b5 18. b3 fxe4 19. fxe4 Bh6 20. Rxf8 Qxf8 21. Rf1 Qg7 22. cxb5 axb5 23. Be6 Bxd2 24. Qxd2 Nf6 25. g4 Rf8 26. Ng3 b4 27. g5 Nh5 28. Qe2 Nxg3 29. hxg3 Ng8 30. Qa6 Rxf1+ 31. Kxf1 Qf8+ 32. Ke2 h6 33. gxh6 Nf6 34. Qd3 Qxh6 35. Qf3 Kg7 36. Kd3 Qc1 37. Qe3 Qc3+ 38. Ke2 Qc2+ 39. Kf3 Qxa2 40. g4 Qh2 41. g5 Nh5 42. Bd7 Qg3+ 43. Ke2 Nf4+ 44. Kd2 Qxg5 |
| ECO A10 in 1995 play it! ivkov borislav defeats white's alet jean pierre in 56 moves | 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 e5 5. d5 Nd7 6. Be2 a5 7. h4 h5 8. Nh3 Nc5 9. g3 Bh6 10. Bxh6 Nxh6 11. Qd2 Qf6 12. f3 Qg7 13. O-O-O Bxh3 14. Rxh3 f5 15. Rg1 Ke7 16. g4 hxg4 17. fxg4 fxe4 18. g5 Nf5 19. Bg4 Raf8 20. Nd1 b6 21. Ne3 Kd8 22. Bxf5 gxf5 23. h5 f4 24. Nf1 e3 25. Nxe3 fxe3 26. Qxe3 e4 27. g6 Nd3+ 28. Kd1 Nf2+ |
| ECO A10 in 1966 play it! ivkov borislav defeats white's golombek harry in 46 moves | 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. d3 c6 9. Bd2 Na6 10. Rc1 Be6 11. f4 Nb4 12. Be1 Ng4 13. Qd2 d5 14. Nd1 dxc4 15. dxc4 Nd3 16. Rc2 exf4 17. Nxf4 Bf5 18. e4 Bxe4 19. Bxe4 Qd4+ 20. Nf2 Ngxf2 21. Bxf2 Nxf2 22. Qxf2 Qxe4 23. Rd2 Rad8 |
| ECO A21 in 1976 play it! ivkov borislav defeats white's raicevic vladimi in 61 moves | 1. c4 e5 2. Nc3 d6 3. g3 g6 4. d4 Nc6 5. d5 Nce7 6. e4 Bg7 7. Bg2 f5 8. Nge2 Nf6 9. f3 O-O 10. h3 c6 11. Be3 cxd5 12. cxd5 Bd7 13. O-O b5 14. b4 Nh5 15. Bf2 a5 16. a4 axb4 17. Nxb5 Qb8 18. Qb3 fxe4 19. fxe4 Bxb5 20. axb5 Qxb5 21. Bf3 Nf6 22. Rab1 Nxe4 23. Bxe4 Qxe2 24. Qxb4 Ra2 25. Rbe1 Qa6 26. g4 Bh6 27. Qb6 Qa3 28. Kg2 Rb2 29. Qc7 Qa2 30. Bf3 Rxf3 31. Kxf3 |
| ECO A17 in 1968 play it! ivkov borislav defeats white's barczay laszlo in 58 moves | 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 d5 7. O-O dxc4 8. Bxc4 Qe7 9. Bd2 Rd8 10. Qe2 cxd4 11. Nxd4 e5 12. Nb3 e4 13. Rad1 Nc6 14. f3 exf3 15. gxf3 Bh3 16. Rf2 Rac8 17. a3 Bd6 18. e4 Be6 19. Nd5 Bxd5 20. Bxd5 Nxd5 21. exd5 Qxe2 22. Rxe2 Ne5 23. Bb4 Nxf3+ 24. Kf2 Nh4 25. Na5 Bxb4 26. axb4 Rd7 27. b5 g6 28. b4 Nf5 29. Red2 Nd6 |
| ECO A10 in 1981 play it! ivkov borislav defeats white's kestler hans g in 112 moves | 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. b3 c6 9. d4 e4 10. Qd2 Bf5 11. Ba3 Qe7 12. c5 d5 13. b4 b5 14. Bb2 Na6 15. a4 Nc7 16. axb5 cxb5 17. Kh1 h5 18. Bc1 Bh6 19. Ng1 a6 20. Qa2 Rad8 21. Qa5 Kg7 22. h3 Qd7 23. Bd2 Rh8 24. f3 exf3 25. Nxf3 Ne4 26. Nxe4 Bxe4 27. Rf2 f6 28. Raf1 Rhf8 29. Kh2 Rde8 30. h4 Bf5 31. Re1 Re7 32. Ng1 Rfe8 33. Qa3 Be4 34. Bh3 Qc6 35. Ref1 f5 36. Nf3 Bxf3 37. Rxf3 Re6 38. Qd3 Rf8 39. Bxf5 gxf5 40. Rxf5 Ref6 41. e4 Rxf5 42. exf5 Bxd2 43. Qxd2 Qh6 44. Qg5+ Qxg5 45. hxg5 Ne6 46. g4 hxg4 47. Kg3 Nxg5 48. Kxg4 Ne6 49. Rd1 Nd8 50. Ra1 Nc6 51. Rxa6 Nxd4 52. Rg6+ Kf7 53. Rb6 Re8 54. Kg5 Nf3+ 55. Kf4 Nd4 56. Rd6 Re4+ |
| ECO A10 in 1978 play it! ivkov borislav defeats white's omuku emman in 80 moves | 1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e3 e5 6. a3 Nge7 7. Nge2 d6 8. d3 Be6 9. Nd5 Rb8 10. Bd2 Qd7 11. O-O O-O 12. b4 a6 13. Bc3 b5 14. Nxe7+ Nxe7 15. cxb5 axb5 16. d4 exd4 17. exd4 Bc4 18. bxc5 Bxe2 19. Qxe2 dxc5 20. Qd3 cxd4 21. Rad1 Rfd8 22. Rd2 Nf5 23. Rfd1 Qa7 24. Bb4 Nd6 25. Bd5 Nf5 26. Qf3 Rbc8 27. Re1 h5 28. h3 Qd7 29. Bb3 Re8 30. Rde2 Rxe2 31. Rxe2 d3 32. Rd2 Nd4 33. Qxd3 Qxh3 34. Bd5 Rc1+ 35. Rd1 Qf5 36. Bxf7+ Kxf7 37. Qxf5+ gxf5 38. Rxc1 Ne2+ 39. Kf1 Nxc1 40. Kg2 Nd3 |
| ECO A10 in 1970 play it! ivkov borislav defeats white's kovacs in 74 moves | 1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e3 e5 6. Nge2 Nge7 7. a3 O-O 8. d3 Rb8 9. Rb1 a6 10. O-O b5 11. Nd5 Nxd5 12. cxd5 Ne7 13. b4 cxb4 14. axb4 d6 15. e4 f5 16. Be3 Bd7 17. Qd2 fxe4 18. dxe4 Nc8 19. Qa2 Nb6 20. Qxa6 Nc4 21. Ra1 Ra8 22. Qxa8 Qxa8 23. Rxa8 Rxa8 24. Bg5 h6 25. Be3 Ra3 26. Rb1 Nxe3 27. fxe3 Bf6 28. Bf1 Bg5 29. Kg2 Bxe3 30. Nc1 Bd4 31. h3 h5 32. h4 Re3 33. Bd3 Bg4 34. Kh2 Bf3 35. g4 hxg4 36. Bxb5 Bxe4 37. Rb3 g3+ |