| ECO A04 in 1956 play it! zaitsev igor defeats black's shekhtman e in 33 moves | 1. Nf3 f5 2. e4 fxe4 3. Ng5 Nf6 4. d3 e5 5. dxe4 Bc5 6. Bc4 d5 7. Bxd5 Nxd5 8. exd5 O-O 9. O-O Bf5 10. Nc3 c6 11. g4 Bc8 12. Qd3 g6 13. Qc4 Bd4 14. dxc6+ Kh8 15. Nf7+ Rxf7 16. Qxf7 Nxc6 17. Bg5 |
| ECO A07 in 1962 play it! zaitsev igor defeats black's korelov alexande in 125 moves | 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bf5 5. d3 e6 6. Nbd2 Na6 7. a3 Nc5 8. c4 a5 9. b3 Be7 10. Bb2 h6 11. Qc2 Rc8 12. Bc3 Bh7 13. b4 axb4 14. axb4 Na6 15. Qb2 O-O 16. Rfd1 Ra8 17. e4 Nc7 18. Ne5 Qc8 19. f4 Rd8 20. g4 Rxa1 21. Rxa1 Nfe8 22. f5 f6 23. Nef3 e5 24. Qb3 Kh8 25. exd5 cxd5 26. Nh4 e4 27. dxe4 d4 28. Bb2 Bd6 29. c5 Bg8 30. Qd3 Be5 31. Ng6+ Kh7 32. Nf8+ Kh8 33. Ng6+ Kh7 34. Nf3 Na6 35. Nf8+ Kh8 36. Ng6+ Kh7 37. Ba3 Qc7 38. Nf8+ Kh8 39. Ng6+ Kh7 40. Ngxe5 fxe5 41. g5 Ra8 42. Rc1 Qe7 43. b5 Nb8 44. Bb4 Nc7 45. Be1 Nd7 46. c6 Nc5 47. Qc2 b6 48. g6+ Kh8 49. Bb4 Ra2 50. Qb1 Qd6 51. Bxc5 bxc5 52. b6 Na6 53. c7 Nxc7 54. bxc7 Qxc7 55. Qb5 Ra5 56. Qe8 c4 57. Bf1 d3 58. Rb1 Qa7+ 59. Kg2 Ra2+ 60. Kh3 Rf2 61. Kg3 Ra2 62. Kg4 Rxh2 63. Nxh2 |
| ECO A10 in 1968 play it! zaitsev igor defeats black's schoneberg manfr in 49 moves | 1. c4 g6 2. d4 Nf6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 d6 6. Qd2 c6 7. e4 Nbd7 8. Rd1 Qc7 9. Be2 a6 10. O-O b5 11. cxb5 cxb5 12. Rc1 Qb8 13. Bd3 Bb7 14. b4 Nb6 15. Bh6 Rc8 16. Bxg7 Kxg7 17. Nh4 h6 18. f4 Nc4 19. Qf2 Qa7 20. h3 e6 21. Kh1 d5 22. f5 Nxe4 23. Bxe4 dxe4 24. fxe6 f5 25. Qg3 |
| ECO A03 in 1968 play it! zaitsev igor defeats black's minic dragoljub in 95 moves | 1. f4 d5 2. Nf3 g6 3. d3 Bg7 4. c3 c5 5. e4 Nc6 6. e5 Nh6 7. d4 cxd4 8. Nxd4 O-O 9. Be2 Nf5 10. Nxf5 Bxf5 11. Bf3 Be6 12. Be3 f6 13. exf6 Bxf6 14. O-O d4 15. cxd4 Bxd4 16. Bxd4 Qxd4+ 17. Qxd4 Nxd4 18. Bd1 Bc4 19. Rf2 e5 20. Nd2 Bd5 21. fxe5 Rae8 22. Nf3 Nxf3+ 23. Bxf3 Bxf3 24. Rxf3 Rxf3 25. gxf3 Rxe5 26. Rc1 Re7 27. Kf2 Kf7 28. b4 Kf6 29. a4 Kf5 30. Rc5+ Kf4 31. Rc8 b6 32. Rf8+ Kg5 33. Kg3 Rc7 34. h4+ Kh5 35. Rd8 Rc4 36. Rd5+ Kh6 37. Rb5 Rd4 38. a5 bxa5 39. bxa5 Ra4 40. Rc5 a6 41. f4 Kg7 42. f5 h5 43. Rc7+ Kf6 44. fxg6 Kxg6 45. Rc6+ Kf5 46. Rc5+ Kg6 47. Rc6+ Kf5 48. Rc5+ |
| ECO A02 in 1968 play it! zaitsev igor defeats black's csom istvan in 127 moves | 1. f4 c5 2. Nf3 Nc6 3. e3 g6 4. Bb5 Bg7 5. O-O Nf6 6. b3 O-O 7. Bb2 d6 8. Bxc6 bxc6 9. d3 Ba6 10. Nbd2 Qa5 11. e4 d5 12. e5 Ng4 13. Qe1 Rab8 14. h3 Nh6 15. c4 f6 16. g4 Nf7 17. Rf2 Qc7 18. Re2 fxe5 19. Nxe5 d4 20. Qg3 Nxe5 21. fxe5 Bh6 22. Nf3 Rf7 23. Bc1 Rbf8 24. Bxh6 Rxf3 25. Qg2 R8f7 26. Rd1 Bc8 27. Re4 Be6 28. Bg5 Kg7 29. Bf6+ exf6 30. Qxf3 f5 31. gxf5 Rxf5 32. Qg2 Qe7 33. h4 Rh5 34. Qg3 Bf5 35. Rf4 Qxe5 36. Qf2 a5 37. Re1 Qc7 38. Qe2 Rxh4 39. Qe7+ Qxe7 40. Rxe7+ Kf6 41. Rxh4 Kxe7 42. Rxh7+ Ke6 43. Ra7 Bxd3 44. Rxa5 g5 45. Kf2 g4 46. Ra7 Bb1 47. a4 Bc2 48. a5 Bxb3 49. a6 d3 50. Ke3 Bxc4 51. Re7+ Kxe7 52. a7 g3 53. a8=Q g2 54. Qa7+ Kd6 55. Qg7 Bd5 56. Qg3+ Ke6 57. Kxd3 Kd7 58. Qf2 c4+ 59. Kd4 Kc7 60. Qg3+ Kd7 61. Ke5 Kc7 62. Qf2 Kb7 63. Kd6 c3 64. Qc5 |
| ECO B30 in 1996 play it! zaitsev igor defeats black's kochetkov german in 43 moves | 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 a6 6. Bxc6 Bxc6 7. d4 Bxe4 8. Re1 Nf6 9. Bg5 Bc6 10. Bxf6 gxf6 11. d5 Bd7 12. Nbd2 Qc7 13. b4 O-O-O 14. a4 e6 15. Nc4 exd5 16. Ne3 Be6 17. b5 axb5 18. axb5 Qb6 19. Nxd5 Bxd5 20. Qxd5 Qxb5 21. Ra8+ Kc7 22. Rxd8 |
| ECO B97 in 1983 play it! zaitsev igor defeats black's alzate dario in 61 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Nb3 h6 9. Bxf6 Qe3+ 10. Be2 gxf6 11. Rf1 Bd7 12. Rf3 Qg1+ 13. Bf1 Rg8 14. Qd2 Nc6 15. O-O-O Qa7 16. Kb1 O-O-O 17. a4 Qb6 18. Rh3 Kb8 19. Rh5 Rc8 20. a5 Qb4 21. Qe3 f5 22. exf5 Bg7 23. Na2 Qa4 24. Rxd6 Nxa5 25. f6 Nc4 26. Bxc4 Qxc4 27. Rc5 Qf1+ 28. Nac1 Bf8 29. Rxd7 Bxc5 30. Nxc5 Ka8 31. Na4 |
| ECO B33 in 1969 play it! zaitsev igor defeats black's ungureanu emil in 71 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nb3 e6 8. Be3 Qc7 9. Qe2 a6 10. f4 b5 11. Bd3 Be7 12. O-O Bb7 13. Rae1 Nb4 14. a3 Nxd3 15. cxd3 Rc8 16. Nd4 Qd7 17. Nd1 Bd8 18. Nf2 O-O 19. g4 Ne8 20. g5 f5 21. gxf6 Nxf6 22. Ng4 Bb6 23. h3 Kh8 24. Kh2 Nh5 25. f5 Bxd4 26. Bxd4 e5 27. Bc3 Qe7 28. Qe3 Nf6 29. Rg1 Rf7 30. Re2 Nxg4+ 31. Rxg4 Qf6 32. Reg2 d5 33. d4 Rxc3 34. bxc3 dxe4 35. Qg3 h5 36. dxe5 |
| ECO B40 in 2007 play it! zaitsev igor defeats black's kharlov andrei r in 53 moves | 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Nd5 Nxd5 9. exd5 exf4 10. dxc6 bxc6 11. Qf3 d5 12. O-O-O Be7 13. Qc3 cxb5 14. Qxg7 Bf6 15. Bxb5+ Ke7 16. Rhe1+ Be6 17. Rxe6+ Kxe6 18. Re1+ Kd6 19. Qxf7 Kc5 20. Re6 Be7 21. Rxe7 Rf8 22. Qe6 Qb6 23. Qe5 Rac8 24. a4 Qf6 25. Rc7+ Rxc7 26. Qxc7+ Kb4 27. c3+ |
| ECO B90 in 1996 play it! zaitsev igor defeats black's dvalishvili pave in 103 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Qc7 8. a4 b6 9. g3 Be7 10. Bg2 O-O 11. O-O Nbd7 12. Nh4 Re8 13. Nf5 Bb7 14. Nxe7+ Rxe7 15. Re1 Rc8 16. Qd2 Ne8 17. Nd5 Bxd5 18. Qxd5 h6 19. Rad1 Nc5 20. b3 Qb8 21. f3 Rec7 22. Bf1 Rd8 23. Qd2 Qc8 24. Qe2 Ra7 25. Rd2 Nf6 26. Red1 Qc6 27. Qc4 a5 28. Qb5 Qc7 29. Qc4 Raa8 30. Qe2 Qc6 31. Qf2 Qc7 32. Bb5 Rab8 33. Qg2 Qe7 34. Bc4 Rbc8 35. Qe2 Qc7 36. Bb5 Qe7 37. Qg2 Qe6 38. Qf2 Nfxe4 39. fxe4 Nxe4 40. Qe2 Nc3 41. Qf1 Nxd1 42. Qxd1 d5 43. Bc4 Rxc4 44. bxc4 d4 45. c3 Rc8 46. cxd4 exd4 47. Bxd4 Rxc4 48. Bf2 Qc6 49. Rd8+ Kh7 50. Qd3+ g6 51. Qd5 Rc1+ 52. Kg2 |
| ECO B52 in 2007 play it! zaitsev igor defeats black's keskisarja teemu in 45 moves | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. c3 Nf6 7. Re1 e6 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Nbd2 Nxd2 12. Bxd2 Be7 13. Rc1 O-O 14. Rc3 Rac8 15. a3 Rc7 16. Rd3 Rfc8 17. h4 h6 18. Nh2 Bf8 19. Ng4 Qd8 20. Rg3 Kh8 21. Nf6 Nxd4 22. Bxh6 Nf5 23. Qh5 |
| ECO B45 in 1967 play it! zaitsev igor defeats black's gik evgeny in 39 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Be7 7. Bc4 Nf6 8. Qe2 O-O 9. O-O-O d5 10. Nxe6 fxe6 11. exd5 Na5 12. dxe6 Qc7 13. Bd5 Qe5 14. f4 Qf5 15. h3 Bxe6 16. g4 Qxd5 17. Nxd5 Bxd5 18. Rxd5 Nxd5 19. Bd2 Rf7 20. Bxa5 |
| ECO B42 in 1983 play it! zaitsev igor defeats black's palacios antonio in 48 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Nxc6 bxc6 7. O-O d5 8. c4 Nf6 9. Nc3 Be7 10. Qc2 h6 11. cxd5 cxd5 12. exd5 exd5 13. Be3 O-O 14. Rfd1 Bd6 15. Bf5 Be6 16. Bd4 Rc8 17. Qd3 Ng4 18. h3 Nh2 19. Re1 Qg5 20. Rxe6 fxe6 21. Bxe6+ Kh8 22. Bxc8 Nf3+ 23. Kh1 Nxd4 24. Qxd4 Rxc8 |
| ECO B52 in 1994 play it! zaitsev igor defeats black's itkis boris in 93 moves | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. c3 Be7 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Nbd2 Nxd2 12. Bxd2 O-O 13. Qb5 Rb8 14. Rac1 a6 15. Qb3 Qb6 16. Qa4 Qd8 17. Ba5 b6 18. Bd2 a5 19. Rc6 Rb7 20. Rfc1 Nb8 21. R1c2 h6 22. Qb5 Qd7 23. Qd3 Bd8 24. h4 Rc7 25. Rxc7 Bxc7 26. a4 Bd8 27. Qb5 f5 28. exf6 Qxb5 29. axb5 Bxf6 30. Bf4 Nd7 31. Bd6 Rd8 32. Rc7 Kf7 33. Ne5+ Bxe5 34. dxe5 Ke8 35. h5 Ra8 36. f4 Kd8 37. f5 exf5 38. e6 Nf6 39. Rxg7 Ne8 40. Rd7+ Kc8 41. Be5 a4 42. Rh7 Kd8 43. Bd4 a3 44. bxa3 Rxa3 45. Bxb6+ Kc8 46. Rh8 Kb7 47. Rxe8 |
| ECO B33 in 1996 play it! zaitsev igor defeats black's kiselev sergey in 42 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Be3 Qxb2 8. Ndb5 Qb4 9. Qe2 Qa5 10. Bd2 Qd8 11. Nd5 Nxd5 12. exd5 Ne5 13. f4 Bg4 14. Nxd6+ Qxd6 15. Qxe5 Qc5 16. Bb3 Bd7 17. Be3 Qa5+ 18. Kf2 Rg8 19. Rhe1 g6 20. Rad1 f6 21. Qe4 Kf7 |
| ECO B90 in 1970 play it! zaitsev igor defeats black's dementiev oleg in 39 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Be3 b5 8. Bb3 Qc7 9. f4 b4 10. Na4 Nbd7 11. f5 e5 12. Ne6 fxe6 13. fxe6 Nc5 14. Nxc5 dxc5 15. O-O c4 16. Rxf6 gxf6 17. Qh5+ Ke7 18. Qf7+ Kd6 19. e7 Qxe7 20. Qxc4 |
| ECO B40 in 1992 play it! zaitsev igor defeats black's karavaev d in 127 moves | 1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Nc6 5. d4 Qb6 6. a3 cxd4 7. cxd4 a5 8. Nc3 Bd7 9. Be2 Nh6 10. Kf1 Rc8 11. h3 Nf5 12. Na4 Qd8 13. g4 Nh4 14. Nxh4 Qxh4 15. Nb6 Rc7 16. Be3 Be7 17. Kg2 O-O 18. Nxd7 Rxd7 19. f4 f6 20. exf6 gxf6 21. Qe1 Qh6 22. Qg3 Qg7 23. Rhf1 Kh8 24. Rad1 Bd6 25. Qh4 Re8 26. Kh1 Ne7 27. Bb5 Nc6 28. Rf3 Rc8 29. Rg1 Re7 30. f5 exf5 31. Bxc6 Rxc6 32. g5 Rc2 33. Bf2 Re4 34. gxf6 Qxg1+ 35. Kxg1 Rxh4 36. Bxh4 f4 37. Rb3 Rc7 38. Rb5 Kg8 39. Rxd5 Rc6 40. Kf2 Kf7 41. Kf3 Rb6 42. b4 axb4 43. axb4 Ke6 44. Ke4 Bxb4 45. Rh5 Bf8 46. d5+ Kd6 47. Bg5 Kc5 48. Kxf4 h6 49. Bh4 Rd6 50. Ke4 b5 51. Re5 Rd8 52. f7 Ra8 53. Be7+ Kc4 54. Bxf8 Rxf8 55. Re7 b4 56. Rc7+ Kb5 57. Ke5 b3 58. Ke6 Rb8 59. Rb7+ Rxb7 60. f8=Q b2 61. Qf1+ Kb4 62. d6 Rb6 63. Ke7 Kc3 64. d7 |
| ECO B90 in 1988 play it! zaitsev igor defeats black's khenkin igor in 55 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Qf3 Nbd7 8. Be2 h5 9. O-O-O Qc7 10. Rhe1 Ne5 11. Qg3 h4 12. Qh3 Nc4 13. g4 Nxe3 14. Qxe3 e5 15. g5 exd4 16. Qxd4 Nd7 17. Nd5 Qc6 18. Rd3 Nc5 19. Rc3 Be6 20. b4 O-O-O 21. Rd1 Kb8 22. f4 Rc8 23. bxc5 dxc5 24. Qe3 Rd8 25. h3 g6 26. Rb3 c4 27. Rb1 Qa4 28. Rxb7+ |
| ECO B52 in 1994 play it! zaitsev igor defeats black's rausis igor in 74 moves | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nf6 6. Re1 Nc6 7. c3 e6 8. d4 cxd4 9. cxd4 d5 10. e5 Ng8 11. a3 Nge7 12. Nc3 Nc8 13. Qd3 Nb6 14. Re2 Rc8 15. Be3 Nc4 16. Rd1 a6 17. Rc2 b5 18. Ne2 Be7 19. Bg5 Bxg5 20. Nxg5 f6 21. exf6 gxf6 22. Nh3 O-O 23. Nhf4 Rf7 24. Qh3 Re8 25. Rd3 Kf8 26. Ng3 e5 27. Qh6+ Kg8 28. dxe5 Rxe5 29. h3 Qd6 30. b3 Re1+ 31. Kh2 N4e5 32. Nf5 Qf8 33. Rg3+ Kh8 34. Rxc6 Re4 35. Ne6 Qe8 36. Rg7 Rh4 37. Qxh4 Rxg7 |
| ECO B95 in 1996 play it! zaitsev igor defeats black's kunin vitaly in 83 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Be7 8. O-O-O Nbd7 9. Be2 O-O 10. Rhe1 Qc7 11. Qg3 b5 12. a3 Bb7 13. Bh6 Ne8 14. f4 Rc8 15. Bg5 Nef6 16. Bf3 Nb6 17. e5 dxe5 18. fxe5 Ne8 19. Bxe7 Qxe7 20. Bxb7 Qxb7 21. Ne4 Nd5 22. Rd3 a5 23. Qg4 Qb6 24. Red1 b4 25. a4 Qc7 26. Qg3 Qb7 27. R1d2 Qe7 28. Nd6 Nxd6 29. exd6 Qd7 30. Nf5 exf5 31. Rxd5 Qxa4 32. Kb1 Rfd8 33. d7 Ra8 34. Qd3 Qc6 35. Qxf5 Qe6 36. Qd3 Qe1+ 37. Rd1 Qf2 38. Qe4 Qb6 39. Re5 g6 40. Re8+ Kg7 41. Qe7 Qc7 42. Rf1 |