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| ECO E23-456 play it pgn download adnanf vs hernandeza black wins in 92 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. e3 b6 6. Bd3 Bb7 7. Nge2 Bxg2 8. Rg1 Be4 9. Bxe4 Nxe4 10. a3 Bxc3+ 11. Nxc3 Nxc3 12. Qxc3 Qf6 13. b3 O-O 14. Bb2 cxd4 15. exd4 d5 16. Qe3 Nc6 17. O-O-O Ne7 18. Kb1 Rac8 19. Ka1 Rfd8 20. c5 Nf5 21. Qf4 g6 22. b4 a5 23. b5 Qe7 24. Rc1 a4 25. Rgd1 e5 26. dxe5 bxc5 27. Qxa4 d4 28. b6 Qxe5 29. b7 Rb8 30. Qb5 Qe7 31. Rxc5 Qxb7 32. Qe2 Rd5 33. Rc2 Rbd8 34. Rcd2 Qd7 35. Rd3 Qa4 36. Qg4 Qa7 37. h4 h5 38. Qf4 Qe7 39. Ka2 Qe6 40. Ka1 Qe7 41. Ka2 Qc5 42. Rc1 Qb6 43. Rcd1 Rb8 44. Qd2 Rb5 45. Rb1 Qe6+ 46. Ka1 Qe4 |
| ECO E23-455 play it pgn download bogoljubowefim vs nimzowitschaaron black wins in 70 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxc5 8. Qc2 f5 9. e3 O-O 10. Be2 b6 11. O-O-O a5 12. a3 a4 13. Nb5 Bxd2+ 14. Nxd2 Na5 15. Bf3 d5 16. cxd5 Ba6 17. Nc4 Bxb5 18. dxe6 Qc7 19. Bxa8 Bxc4 20. Bd5 Bxd5 21. Rxd5 Qc6 22. e7 Qxd5 23. exf8Q+ Kxf8 24. Rd1 Qe5 25. h3 h5 26. g4 hxg4 27. hxg4 Nab3+ 28. Kb1 fxg4 29. Rg1 Qd5 30. Rd1 Qe4 31. Rg1 Nd2+ 32. Kc1 Qd5 33. Qh7 Nde4 34. Qh8+ Kf7 35. Kb1 Qd3+ |
| ECO E23-454 play it pgn download botvinnikmikhail vs sozinveniamin white wins in 83 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nf3 Bxc5 9. e3 O-O 10. O-O-O Qe7 11. Be2 a6 12. g4 b5 13. g5 Na5 14. Qc2 bxc4 15. gxh6 g6 16. Rhg1 Kh7 17. h4 Rg8 18. h5 d6 19. Ng5+ Kh8 20. Nce4 e5 21. Nxc5 dxc5 22. hxg6 fxg6 23. Qc3 Nc6 24. Bf3 Nb4 25. Qxc4 Rb8 26. Nf7+ Kh7 27. Ng5+ Kh8 28. Nf7+ Kh7 29. Ng5+ Kh8 30. a3 Bf5 31. Qf7 Na2+ 32. Qxa2 c4 33. Bd5 Rgc8 34. Nf7+ Kh7 35. Nd6+ Bd3 36. Nxc8 Rxc8 37. a4 Qd6 38. Qa3 Rc5 39. Be4 Qf8 40. Bxd3 cxd3 41. Kb1 e4 42. Rc1 |
| ECO E23-453 play it pgn download botvinnikmikhail vs kanilya white wins in 85 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Bxc5 6. Nf3 Nc6 7. Bg5 b6 8. e4 Nd4 9. Nxd4 Bxd4 10. f3 h6 11. Bf4 e5 12. Nb5 Nh5 13. Be3 Bxe3 14. Nd6+ Kf8 15. c5 Qe7 16. Qxe3 Nf4 17. Qa3 bxc5 18. Qxc5 Kg8 19. g3 Ng6 20. Bc4 Kh7 21. O-O-O a5 22. Bxf7 Ba6 23. Kb1 Be2 24. Rd5 Bxf3 25. Bxg6+ Kxg6 26. Rxe5 Qf6 27. Re1 Rhb8 28. Nf5 Ra6 29. Qe7 Qxe7 30. Rxe7 Bxe4+ 31. R1xe4 Kxf5 32. Rf4+ Kg6 33. Rg4+ Kf5 34. Rf4+ Kg6 35. Rg4+ Kf5 36. Rgxg7 Rab6 37. Rgf7+ Kg6 38. Rg7+ Kf5 39. Ref7+ Ke5 40. Rf2 d5 41. Re2+ Kd6 42. Ra7 Rb5 43. Rh7 |
| ECO E23-452 play it pgn download centers jonathan vs melia ken black wins in 28 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nf3 Bxc3+ 9. Qxc3 Qxc3+ 10. bxc3 b6 11. cxb6 axb6 12. a4 d6 13. e3 Bb7 14. Be2 Ke7 |
| ECO E23-451 play it pgn download drexel michael vs loew gerald white wins in 99 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxd2 8. Nxd2 Bxc5 9. e3 O-O 10. Be2 f5 11. O-O b6 12. Nf3 Bb7 13. Rad1 a6 14. Na4 Qc7 15. a3 Rad8 16. Qc3 f4 17. b4 Be7 18. exf4 Rxf4 19. Qe3 b5 20. cxb5 axb5 21. Nc3 Kh8 22. Nxb5 Qb8 23. Qb6 g5 24. Nbd4 Qa8 25. Nxc6 Bxc6 26. Qe3 Kg8 27. Ne1 Rdf8 28. Bf3 g4 29. Bxc6 Qxc6 30. Nd3 Re4 31. Ne5 Qa8 32. Qg3 d5 33. Nxg4 Kh8 34. Rfe1 Rff4 35. Rxe4 Rxe4 36. h3 Qf8 37. Qc3+ Kg8 38. Qd2 h5 39. Ne3 Bg5 40. Qd3 Bxe3 41. fxe3 Qh6 42. Re1 Qg5 43. b5 Qg3 44. Qd2 Qe5 45. Qf2 Ra4 46. Rf1 Qg7 47. Qc2 Rc4 48. Qb1 Re4 49. b6 Qb7 50. Qb5 |
| ECO E23-450 play it pgn download meyer vs saemisch white wins by checkmate in 99 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Bxc5 7. Bg5 b6 8. e3 Bb7 9. O-O-O Rc8 10. Kb1 O-O 11. Bxf6 gxf6 12. Nd4 Qe7 13. Rg1 Bd6 14. Nxc6 dxc6 15. Rd4 Rfd8 16. Rh4 Be5 17. g4 Rd2 18. f4 Bxc3 19. Qxc3 Rcd8 20. g5 fxg5 21. Rxg5+ Qxg5 22. fxg5 Rd1+ 23. Kc2 Rxf1 24. Rd4 Rxd4 25. Qxd4 c5 26. Qe5 Bf3 27. Kb3 Bh5 28. h4 Rh1 29. Qf4 Rd1 30. Ka4 Rd2 31. Qb8+ Kg7 32. Qe5+ Kg8 33. Kb5 Be2 34. Qc3 Rd3 35. Qc2 Rxe3 36. b3 Bh5 37. Qh2 Re4 38. Qg3 e5 39. Qf2 Re2 40. Qf6 e4 41. Qh6 Bf3 42. a3 Ra2 43. Qf6 Rxa3 44. Kc6 Bh5 45. Kd7 e3 46. Ke7 e2 47. Qe5 Rxb3 48. Qb8+ Kg7 49. Qf8+ Kg6 50. Qxf7# |
| ECO E23-449 play it pgn download winter william vs colle edgar black wins in 40 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxc5 8. Qc2 f5 9. e3 O-O 10. a3 Bxc3 11. Bxc3 b6 12. Be2 Bb7 13. O-O Rc8 14. Rfd1 Qe7 15. b4 Ne4 16. Be1 Rf6 17. Nd4 Rg6 18. Bf1 Ng5 19. Kh1 Nxd4 20. exd4 Nf3 |
| ECO E23-448 play it pgn download ushakov g vs kotenko g black wins in 110 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxd2 8. Nxd2 O-O 9. O-O-O Bxc5 10. Nde4 b6 11. e3 Qe7 12. Be2 d6 13. Rd2 Rd8 14. Rhd1 Bb7 15. Kb1 f5 16. Nxc5 dxc5 17. Bf3 Na5 18. Qb5 Rxd2 19. Rxd2 Bxf3 20. gxf3 Rd8 21. Kc2 Kf7 22. a3 Rxd2+ 23. Kxd2 Qd6+ 24. Ke2 g5 25. b4 Nb3 26. bxc5 Nxc5 27. Na4 Qd3+ 28. Ke1 Qxa3 29. Nxc5 Qxc5 30. Qxc5 bxc5 31. Kd2 g4 32. fxg4 fxg4 33. Kc3 Kf6 34. Kb3 Ke5 35. Ka4 Ke4 36. Kb5 Kd3 37. Kxc5 a5 38. Kb5 a4 39. c5 a3 40. c6 a2 41. c7 a1=Q 42. c8=Q Qb2+ 43. Ka6 Qa3+ 44. Kb7 Qb4+ 45. Ka7 Qa5+ 46. Kb8 Qb6+ 47. Ka8 h5 48. Qe8 Qa5+ 49. Kb7 Qd5+ 50. Kc7 Ke2 51. Qf7 Qf5 52. Qxf5 exf5 53. Kd6 Kxf2 54. Ke5 h4 55. Kxf5 g3 |
| ECO E23-447 play it pgn download gasek stanislav vs luniaczek petr black wins in 104 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Bxc5 6. Nf3 h6 7. Bf4 Nc6 8. e3 Nh5 9. Be2 Nxf4 10. exf4 Qb6 11. Qxb6 Bxb6 12. a3 Ke7 13. Rd1 Rd8 14. b4 d6 15. O-O Bd7 16. Rfe1 Be8 17. Bf1 Kf8 18. Nb5 Ke7 19. g3 a6 20. Nc3 Kf8 21. Rd2 Rac8 22. Red1 Ke7 23. Ne4 Bc7 24. c5 d5 25. Nc3 f5 26. Nd4 Nxd4 27. Rxd4 Bb8 28. Re1 Kf6 29. Bg2 b6 30. Bxd5 exd5 31. Nxd5+ Rxd5 32. Rxd5 Bf7 33. Rd3 bxc5 34. Rc3 c4 35. Rd1 Rc6 36. a4 Rd6 37. Rdc1 Ba7 38. Rxc4 Bxc4 39. Rxc4 g6 40. Kf1 Ke6 41. Ke2 Kd7 42. Rc2 Rd4 43. Rb2 Kd6 44. f3 Kd5 45. b5 Rxa4 46. bxa6 Rxa6 47. h4 Bd4 48. Rd2 h5 49. Kf1 Rb6 50. Kg2 Rb2 51. Rxb2 Bxb2 52. g4 Kd4 |
| ECO E23-446 play it pgn download bocharov dmitry vs kachar vladimir white wins in 120 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. Bg5 b6 6. Nf3 h6 7. Bh4 Nc6 8. d5 Ne7 9. Bxf6 gxf6 10. e4 d6 11. dxe6 fxe6 12. O-O-O Bxc3 13. Qxc3 Nc6 14. Nh4 Nd4 15. Rxd4 cxd4 16. Qxd4 Kd7 17. Be2 Kc7 18. Rd1 Rg8 19. Qe3 Qf8 20. f4 Bb7 21. g3 Rd8 22. Nf3 Kb8 23. Nd4 Qe7 24. Bf3 Rc8 25. b3 Rc5 26. Kb2 a6 27. Qd3 Rd8 28. Bg4 Bc8 29. b4 Rc7 30. a3 Qe8 31. f5 Qg8 32. Be2 e5 33. Nb3 Bb7 34. Qe3 b5 35. cxb5 axb5 36. Bxb5 Qg4 37. Re1 Rdc8 38. Bd3 Qg5 39. Qe2 d5 40. exd5 Bxd5 41. Nc5 Rxc5 42. bxc5 Rxc5 43. Rb1 Rc7 44. Ka1+ Rb7 45. Be4 Rxb1+ 46. Kxb1 Bxe4+ 47. Qxe4 h5 48. Kc2 Ka7 49. Kd3 Ka6 50. Ke2 Qg4+ 51. Qxg4 hxg4 52. Kf2 Kb5 53. Kg2 Ka4 54. h4 gxh3+ 55. Kxh3 Kb3 56. a4 e4 57. a5 e3 58. a6 e2 59. a7 e1=Q 60. a8=Q Qe7 |
| ECO E23-445 play it pgn download olsen kim vs blangstrup bo black wins in 90 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. e3 Nc6 6. dxc5 Bxc5 7. Nf3 O-O 8. Be2 b6 9. O-O Bb7 10. Rd1 Qb8 11. a3 Rd8 12. Qc2 Ne7 13. b4 Bd6 14. e4 Ng6 15. h3 Ne5 16. Ne1 Ng6 17. Bg5 h6 18. Bxf6 gxf6 19. Nb5 Be5 20. Ra2 Kh7 21. Nf3 Bf4 22. Bd3 a6 23. Nc3 Rg8 24. Kf1 Rg7 25. Be2 Qc7 26. Ng1 Rag8 27. e5 f5 28. Bf3 Bxf3 29. Nxf3 Qxc4+ 30. Ne2 Qxc2 31. Rxc2 Rd8 32. Nxf4 Nxf4 33. g3 Nd5 34. Nd4 Rgg8 35. Ke2 Rc8 36. Rdc1 Rxc2+ 37. Rxc2 Kg6 38. Nf3 h5 39. Kd3 f4 40. Ke4 fxg3 41. fxg3 Nf6+ 42. Kd4 Kh7 43. Rg2 Ne4 44. Rg1 Nxg3 45. Nh4 Ne2+ |
| ECO E23-444 play it pgn download mulyar m vs browne w black wins in 66 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. Nf3 Nc6 6. dxc5 Ne4 7. Bd2 Nxd2 8. Nxd2 O-O 9. e3 f5 10. Nf3 Bxc5 11. Be2 b6 12. O-O Bb7 13. Na4 Be7 14. Rfd1 Rc8 15. Qd3 d6 16. c5 bxc5 17. Qb3 Na5 18. Qxe6+ Kh8 19. Ne5 Qe8 20. Nd7 Rf7 21. b4 Nc6 22. Bb5 a6 23. Bxc6 Bxc6 24. Nab6 Rd8 25. bxc5 Bxd7 26. Nxd7 Rxd7 27. Rxd6 Rc7 28. Rad1 Rf8 29. Rd7 Rxd7 30. Rxd7 Bxc5 31. Qd5 Qc8 32. h4 h6 33. h5 a5 |
| ECO E23-443 play it pgn download van maaren h vs werksma arie black wins in 90 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxd2 8. Nxd2 O-O 9. e3 f5 10. Be2 Bxc5 11. O-O-O b6 12. Nf3 a6 13. Nd4 Nxd4 14. exd4 Bd6 15. Bf3 Rb8 16. Kb1 Kh8 17. h4 Qc7 18. h5 Bb7 19. Bxb7 Rxb7 20. f3 Rbb8 21. g4 Rbc8 22. gxf5 Rxf5 23. Ne4 Bf4 24. d5 exd5 25. cxd5 d6 26. Qd3 Rxh5 27. Nc3 Rxh1 28. Rxh1 h6 29. Qxa6 Be5 30. Rc1 Rf8 31. Qd3 Qf7 32. Rf1 Qf4 33. Ne4 g5 34. Rf2 Bg7 35. a3 Qe5 36. Re2 Qf5 37. Rf2 Re8 38. Rd2 Qf4 39. Re2 Qf5 40. Rd2 g4 41. Nxd6 Re1+ 42. Ka2 Qxd3 43. Rxd3 g3 44. Ne4 g2 45. d6 Rxe4 |
| ECO E23-442 play it pgn download honlinger baldur vs steiner white wins in 91 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxc5 8. Qc2 f5 9. a3 Bxc3 10. Bxc3 O-O 11. e3 Ne4 12. Be2 b6 13. O-O Nxc3 14. Qxc3 Bb7 15. Rfd1 Qe7 16. Rd2 Rac8 17. Rad1 d5 18. cxd5 exd5 19. Rxd5 Na5 20. Rd7 Qxd7 21. Rxd7 Rxc3 22. bxc3 Rc8 23. Ne5 g6 24. c4 Ba6 25. Rxa7 Bxc4 26. Bxc4+ Nxc4 27. Nxc4 Rxc4 28. g3 b5 29. Kg2 h6 30. h4 Rc2 31. a4 b4 32. h5 gxh5 33. Rb7 Rb2 34. Rb5 f4 35. gxf4 h4 36. a5 h3+ 37. Kxh3 Rxf2 38. Kg4 Re2 39. a6 Ra2 40. Rxb4 Rxa6 41. Rb7 Re6 42. Kf3 h5 43. f5 Re8 44. e4 h4 45. Kf4 h3 46. Rb3 |
| ECO E23-441 play it pgn download ilincic zlatko vs horvath jozsef black wins in 84 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. a3 Ba5 6. e3 O-O 7. Nf3 d5 8. Be2 cxd4 9. exd4 dxc4 10. Qxc4 a6 11. O-O b5 12. Qd3 Bb7 13. Bg5 Nbd7 14. Rfd1 Qb8 15. Nd2 Bc7 16. Qh3 h6 17. Be3 Nd5 18. Nxd5 Bxd5 19. Bf3 Nf6 20. Rac1 Ra7 21. Rc3 Bf4 22. Qh4 Bxe3 23. fxe3 b4 24. Rd3 bxa3 25. bxa3 Qb5 26. Be2 Qc6 27. Nf3 Be4 28. Ne5 Qc2 29. R1d2 Qc1+ 30. Rd1 Qc2 31. R1d2 Qa4 32. Rc3 Qa5 33. Rdd3 Bxd3 34. Rxd3 Rc7 35. Rb3 Rc1+ 36. Bf1 Qd2 37. Qf4 Rfc8 38. Nd3 Nd5 39. Qf3 R8c3 40. Rxc3 Rxc3 41. e4 Ne3 42. e5 Nxf1 |
| ECO E23-440 play it pgn download cm10th master yo vs ktulu black wins in 128 moves | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Bg5 Nd4 7. Qa4 e5 8. Rc1 a5 9. a3 Bxc3+ 10. Rxc3 Ne6 11. Be3 Ne4 12. Rc1 N6xc5 13. Qc2 a4 14. f3 Qa5+ 15. Kd1 Nf6 16. g4 Nb3 17. g5 Ra6 18. c5 Nh5 19. Bd2 Qd8 20. e4 Rc6 21. Bc4 Rxc5 22. Bxb3 Rxc2 23. Bxc2 O-O 24. Ne2 d5 25. Ke1 dxe4 26. Bxe4 f5 27. Bc2 Bd7 28. Bd3 Bc6 29. Rc3 e4 30. fxe4 fxe4 31. Bc4+ Bd5 32. Rg1 Bxc4 33. Rxc4 Qd3 34. Rc3 Qb1+ 35. Bc1 e3 36. h3 b5 37. Rg4 Qf5 38. Bxe3 Qf1+ 39. Kd2 Qxh3 40. Rg1 Qh2 41. Rg4 Re8 42. b4 Qh3 43. Rg1 Qf3 44. Rd3 Qe4 45. Rf1 Qe6 46. Rc1 g6 47. Rc5 Qa2+ 48. Rc2 Qa1 49. Rcc3 Qb2+ 50. Kd1 Qb1+ 51. Kd2 Qf1 52. Rc7 Qg2 53. Rdd7 Qh2 54. Ra7 Qe5 55. Rd3 Qb2+ 56. Kd1 Ng7 57. Rad7 Ne6 58. Bd2 Rf8 59. Ke1 Qb1+ 60. Nc1 Rc8 61. Kd1 Qc2+ 62. Ke1 Re8 63. Kf2 Qd1 64. Bf4 Qh1 |
| ECO E23-439 play it pgn download |