| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 55 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. Nf3 Ng4 14. Qxd8+ Rxd8 15. O-O Bc6 16. Bb5 Bxb5 17. Nxb5 Bb6 18. Nc7+ Kf8 19. h3 Nxf2 20. Rxf2 Be3 21. Nxe5 Bxc1 22. Rxf7+ Kg8 23. Ne6 Rd1+ 24. Kf2 Be3+ 25. Kxe3 Re1+ 26. Kd2 Rd1+ 27. Kxd1 g5 28. Rg7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 99 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nf3 Rc8 15. Nxd4 exd4 16. Ne2 Rxc1+ 17. Nxc1 Ng4 18. Qg3 O-O 19. Ne2 Qb6 20. h3 Nh6 21. Qe5 Rd8 22. Nxd4 Ba4 23. Bb5 Qxd4 24. Qxd4 Rxd4 25. Bxa4 Rxe4+ 26. Kd2 Nf5 27. Rc1 Nd6 28. Rc7 Kf8 29. Kd3 Re7 30. Bd7 f6 31. a4 g6 32. Kd4 Re2 33. Kd5 Rd2+ 34. Ke6 a5 35. bxa5 Ne4 36. Rc8+ Kg7 37. f4 Re2 38. Bb5 Rxg2 39. Rc7+ Kh6 40. Ke7 g5 41. Rxb7 gxf4 42. a6 Rg7+ 43. Kf8 Rg3 44. a7 Nd6 45. a8=Q Nxb7 46. Qxb7 f3 47. Qd7 Rg5 48. Qd4 Re5 49. Kf7 Re3 50. Qh4# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson in 89 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. Nge2 Ng4 14. Qxd8+ Rxd8 15. O-O Bc6 16. Bb5 Rd2 17. Bxc6+ bxc6 18. b4 Bb6 19. h3 Nf6 20. Ng3 Rd3 21. Nge2 c5 22. Rfd1 c4 23. a4 O-O 24. a5 Bc7 25. Nb5 Bb8 26. f3 Rfd8 27. Nbc3 Bd6 28. b5 Bb4 29. a6 Ba3 30. Ra1 Bc5+ 31. Kf1 R8d6 32. Rab1 Be3 33. Ra1 Rd7 34. Rab1 g6 35. Ra1 h5 36. Rab1 Rd8 37. Ra1 Kf8 38. Rab1 Ke8 39. Ra1 R8d6 40. Rdb1 Bd2 41. b6 Bxc3 42. bxa7 Rd8 43. Nxc3 Rb8 44. axb8=Q+ Rd8 45. Qxe5+ |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 103 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. Nge2 Ng4 14. Qxd8+ Rxd8 15. O-O Bc6 16. Bb5 Bxb5 17. Nxb5 b6 18. b4 Bxf2+ 19. Rxf2 Nxf2 20. Kxf2 a5 21. Rc6 Rb8 22. Rc7 O-O 23. Ke3 Rfc8 24. Re7 f6 25. Nc7 axb4 26. axb4 Rb7 27. Nd5 Rcb8 28. Re6 b5 29. Ra6 Rc8 30. Nec3 Kf7 31. Ra5 Rcb8 32. g3 h6 33. g4 Kg6 34. h4 h5 35. g5 fxg5 36. Ra6+ Kh7 37. hxg5 Rd7 38. Re6 h4 39. Kf3 Ra7 40. Kg4 Ra1 41. Rxe5 Rh1 42. Ne7 g6 43. Nxb5 h3 44. Kg3 Kg7 45. Rc5 Re8 46. Rc7 Rg1+ 47. Kh2 Rxg5 48. Nd5+ Kf8 49. Nd6 Ree5 50. Rf7+ Kg8 51. Nf6+ Kh8 52. Rh7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 57 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 g5 15. Qxg5 Qc8 16. Rxc8+ Rxc8 17. Qxf6 O-O 18. Nxd4 exd4 19. Ne2 Ba4 20. Qg5+ Kh8 21. Qa5 b5 22. Qxa7 Kg8 23. O-O Bb3 24. Bxb5 d3 25. Bxd3 Ra8 26. Qe7 Rxa3 27. e5 h6 28. Nd4 f6 29. Qh7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 53 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 g5 15. Qxg5 Bxf2+ 16. Kf1 Kf8 17. Qxe5 Bxb5 18. Bxb5 Be3 19. Re1 Bf2 20. Rb1 Bd4 21. Qf5 a6 22. Be2 Rg8 23. Rd1 Qb6 24. Nh3 Re8 25. Ng5 h6 26. Rg1 Ng4 27. Qxf7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 107 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 Bc6 15. Qg3 Nh5 16. Qf3 Nf4 17. Bc4 a6 18. Nxd4 Qxd4 19. Ne2 Qxe4 20. Qxe4 Bxe4 21. Nxf4 exf4 22. f3 Bf5 23. Bd5 Rc8 24. Kf2 b5 25. Bb7 Rd8 26. Rhe1+ Kf8 27. Bxa6 Rd5 28. Rcd1 Rxd1 29. Rxd1 Ke7 30. Bxb5 Rc8 31. Rd2 Rc3 32. a4 Rb3 33. Rd4 Rb2+ 34. Be2 Bd7 35. b5 g5 36. g3 fxg3+ 37. hxg3 h5 38. Ke3 f5 39. Bc4 Rg2 40. b6 Bxa4 41. b7 Rb2 42. Bd5 Be8 43. f4 h4 44. fxg5 h3 45. Kf4 Bg6 46. g4 fxg4 47. Kxg4 Bf5+ 48. Kxf5 Rb5 49. Ke5 h2 50. Rh4 Kf8 51. Kf6 h1=R 52. Rxh1 Rb6+ 53. Be6 Rxb7 54. Rh8# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 51 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 g5 15. Qxg5 Bxf2+ 16. Kf1 Qa5 17. bxa5 Bh4 18. Nc7+ Ke7 19. Qxe5+ Kf8 20. Nf3 h6 21. Nxa8 Bg5 22. Nxg5 Kg7 23. Nc7 Rc8 24. Rc4 Kg6 25. Nd5 Nxe4 26. Nf4# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 71 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 g5 15. Qxg5 Bxf2+ 16. Kf1 Bxb5 17. Bxb5+ Kf8 18. Qxe5 Bd4 19. Qf5 a6 20. Be2 Be3 21. Rc3 Bb6 22. Rd3 Ke7 23. Rxd8 Bxd8 24. e5 a5 25. Qxf6+ Kf8 26. Qxh8+ Ke7 27. Bb5 Bb6 28. Qxa8 Bd8 29. Qc8 axb4 30. Qc5+ Ke6 31. Qd6+ Kf5 32. Bd3+ Kg5 33. h4+ Kg4 34. Qxb4+ Kh5 35. g4+ Kh6 36. Qf8# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 97 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 g5 15. Qxg5 Bxf2+ 16. Kf1 Be1 17. Qxe5+ Kf8 18. Kxe1 Kg8 19. Nd6 a5 20. Bc4 Rc8 21. Nxc8 Bxc8 22. Qg5+ Kf8 23. e5 Rg8 24. Qxf6 Qxf6 25. exf6 Bd7 26. Bd5 axb4 27. Rc7 Be8 28. axb4 Rg6 29. Ne2 Rxf6 30. Rxb7 Rd6 31. Nf4 Rd7 32. Rxd7 Bxd7 33. Kd2 Kg7 34. Rc1 Kf6 35. Rc7 Ke7 36. Bc6 Kd6 37. Rxd7+ Kxc6 38. Rxf7 h5 39. Nxh5 Kd5 40. Rf5+ Ke6 41. g4 Ke7 42. Nf4 Kd8 43. g5 Kc7 44. g6 Kd6 45. g7 Kc6 46. g8=Q Kd7 47. Qb8 Ke7 48. b5 Kd7 49. Rf7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 67 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 g5 15. Qxg5 Bxf2+ 16. Kf1 Qa5 17. bxa5 Ng4 18. Nc7+ Kf8 19. Nxa8 f6 20. Qd2 Be3 21. Qb4+ Ke8 22. Qxb7 Bxc1 23. Qb8+ Kf7 24. Qxh8 Kg6 25. Qg8+ Kh6 26. Be2 Ne3+ 27. Kf2 a6 28. Qf7 Ng4+ 29. Bxg4 Bxg4 30. Qxf6+ Kh5 31. h3 Be3+ 32. Kxe3 Bd1 33. h4 h6 34. Qf5# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 135 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 Bc6 15. Qg3 O-O 16. Nxd4 Qxd4 17. Ne2 Qb2 18. O-O Rad8 19. Nc3 Nh5 20. Qf3 Nf4 21. Nd5 Rxd5 22. exd5 Bxd5 23. Qe3 Bxg2 24. Rc2 Qd4 25. Qxd4 exd4 26. Ra1 Bd5 27. Rd2 Re8 28. Bb5 Re5 29. h4 Be6 30. Rxd4 g6 31. Rxf4 Rxb5 32. Rc1 Re5 33. Rc7 Bd5 34. Rd4 Bc6 35. Kh2 Re2 36. Kg3 Kg7 37. Rf4 Bd5 38. Rd7 Re5 39. b5 a6 40. bxa6 bxa6 41. Ra7 Re2 42. Rxa6 Rd2 43. Rd6 Rd3+ 44. f3 Kf8 45. Rd7 Ke8 46. Rfxf7 Rxf3+ 47. Rxf3 Kxd7 48. Rf6 Ke7 49. Ra6 Ke8 50. Kf4 Bf7 51. Ke5 Bc4 52. Ra8+ Kd7 53. Ra7+ Kc6 54. Rxh7 Be2 55. a4 Kb6 56. Rg7 Bd3 57. Kf6 Ka5 58. Rxg6 Ka6 59. h5 Bb5 60. axb5+ Kxb5 61. h6 Kc5 62. Ke5 Kc4 63. Rc6+ Kd3 64. h7 Ke2 65. Ke4 Kd2 66. h8=Q Ke2 67. Rc1 Kd2 68. Qb2# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 105 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. Nf3 Ng4 14. Qxd8+ Rxd8 15. O-O f6 16. b4 Bc6 17. Bc4 Bb6 18. Nd5 Bxd5 19. Bxd5 Nxf2 20. Rxf2 Rb8 21. Kf1 Bxf2 22. Kxf2 Kd7 23. Rc5 Rhc8 24. Rxc8 Rxc8 25. Bxb7 Rc3 26. a4 Rc4 27. b5 Rxa4 28. Kg3 Kc7 29. Bd5 Rb4 30. Nh4 Rxb5 31. Bg8 g5 32. Nf5 a5 33. Ng7 Rb6 34. Bxh7 a4 35. Nh5 Rb3+ 36. Kg4 a3 37. Bg8 a2 38. Nxf6 a1=Q 39. Bxb3 Qf1 40. Kxg5 Qxg2+ 41. Kf5 Qh3+ 42. Kxe5 Qxh2+ 43. Ke6 Qh3+ 44. Ke7 Qf5 45. exf5 Kc8 46. Nd5 Kb7 47. Kd7 Ka6 48. Kc6 Ka7 49. f6 Ka8 50. f7 Kb8 51. f8=Q+ Ka7 52. Qe7+ Ka6 53. Qa3# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 77 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. Nge2 Ng4 14. Qxd8+ Rxd8 15. O-O Bc6 16. Bb5 Bxb5 17. Nxb5 b6 18. b4 Bxf2+ 19. Rxf2 Nxf2 20. Kxf2 a5 21. Rc6 axb4 22. axb4 Rb8 23. Nd6+ Ke7 24. Nc4 Rhc8 25. Rxc8 Rxc8 26. Nxb6 Rc2 27. Nd5+ Ke6 28. Ke3 f5 29. b5 Rb2 30. Nec3 fxe4 31. b6 Kd6 32. Na4 Ra2 33. b7 Ra3+ 34. Ke2 Rb3 35. Nab6 Rf3 36. b8=Q+ Kc6 37. Qc7+ Kb5 38. Qc4+ Ka5 39. Qa4# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 131 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 g5 15. Qxg5 Bxf2+ 16. Kf1 Ng4 17. Nd6+ Kf8 18. Qxd8+ Rxd8 19. Nxb7 Be3 20. Rc7 Bb6 21. Nxd8 Bxc7 22. Nb7 Rg8 23. Nc5 Bc6 24. g3 Bb6 25. Nf3 f5 26. Nd2 a5 27. Ke1 axb4 28. axb4 Ke7 29. Ke2 Rd8 30. Rc1 fxe4 31. Ncxe4 Bb7 32. h3 Nh6 33. Nc4 Bd4 34. Na5 Rc8 35. Rxc8 Bxc8 36. Nc6+ Kd7 37. Nxd4 exd4 38. g4 Nf7 39. Nf6+ Kd6 40. Bxh7 Be6 41. Ne4+ Ke5 42. g5 Bc4+ 43. Kf2 Nd8 44. Nd2 Bd5 45. Nf3+ Kf4 46. Nxd4 Kxg5 47. b5 Kf4 48. h4 Ke5 49. Ke3 Kd6 50. h5 Nf7 51. Bd3 Ne5 52. Nf5+ Kd7 53. h6 Bg8 54. Be4 Ke8 55. Kd4 Nd7 56. Ne3 Nf8 57. b6 Kd8 58. Nd5 Ne6+ 59. Ke5 Nc5 60. Bf5 Bf7 61. h7 Be6 62. h8=Q+ Kd7 63. Bxe6+ Nxe6 64. Qf6 Nf8 65. Qd6+ Kc8 66. Qc7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 101 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. Nf3 Ng4 14. Qxd8+ Rxd8 15. O-O Bc6 16. Bb5 Rc8 17. Bxc6+ Rxc6 18. Rcd1 f6 19. h3 Nxf2 20. Rxf2 a6 21. Kf1 Bxf2 22. Kxf2 Ke7 23. g3 Ke6 24. Ke3 Rhc8 25. Rd2 b5 26. Ne1 g6 27. Nd3 Rc4 28. Nb4 a5 29. Nd3 b4 30. axb4 axb4 31. Nd5 f5 32. Nf2 Rc2 33. Nxb4 f4+ 34. gxf4 exf4+ 35. Kd3 Rxd2+ 36. Kxd2 Rc4 37. Nd5 g5 38. b4 h6 39. Kd3 Rc1 40. b5 Kd6 41. b6 Rb1 42. Kd4 f3 43. e5+ Kc6 44. e6 Rb4+ 45. Nxb4+ Kd6 46. b7 Ke7 47. Ke5 Kf8 48. Kf6 Kg8 49. b8=Q+ Kh7 50. Qc7+ Kh8 51. Qg7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 69 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. Nf3 Ng4 14. Qxd8+ Rxd8 15. O-O Bc6 16. Bb5 Bxb5 17. Nxb5 Bb6 18. Nc7+ Kf8 19. Nd5 Bxf2+ 20. Rxf2 Nxf2 21. Kxf2 f6 22. Rc7 Rb8 23. Ke3 h5 24. Nh4 Rh6 25. g3 a6 26. Nb6 Rd8 27. Rxb7 Rd1 28. Nd7+ Ke8 29. Nc5 Re1+ 30. Kd2 Rg1 31. Nf5 Re1 32. Nd6+ Kf8 33. Ne6+ Kg8 34. Rxg7+ Kh8 35. Nf7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson in 131 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nf3 Rc8 15. Nxd4 exd4 16. Ne2 Rxc1+ 17. Nxc1 Ng4 18. Qg3 O-O 19. Nb3 Be6 20. Nc5 Qb8 21. Qxb8 Rxb8 22. Ke2 b6 23. Nxe6 fxe6 24. Rc1 Rf8 25. f3 Ne3 26. g3 e5 27. Bb1 h6 28. Rc7 a6 29. Re7 Kh7 30. Rxe5 Nc4 31. Re6 Nxa3 32. Bd3 Rb8 33. Rd6 a5 34. b5 a4 35. Rxd4 Ra8 36. e5+ Kg8 37. e6 Kf8 38. Rd6 Ke7 39. Rxb6 Rc8 40. Ra6 Nc4 41. Rxa4 Nd6 42. Rg4 g5 43. h4 Rc5 44. b6 gxh4 45. gxh4 Re5+ 46. Kf2 Kxe6 47. Rg6+ Kd7 48. Rxh6 Re8 49. Rg6 Rb8 50. h5 Rxb6 51. h6 Ke7 52. h7 Kf7 53. h8=Q Ke7 54. Qg7+ Kd8 55. Qd4 Kc8 56. Qxb6 Kd7 57. Qxd6+ Ke8 58. Bb5+ Kf7 59. Qd5+ Kxg6 60. f4 Kf6 61. Qe5+ Kg6 62. Bd3+ Kf7 63. Bc4+ Kg6 64. Qe4+ Kf6 65. Qe6+ Kg7 66. Qe5+ |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 115 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. Nf3 Ng4 14. Qxd8+ Rxd8 15. O-O Bc6 16. Bb5 Rc8 17. Bxc6+ Rxc6 18. Rc2 f6 19. Nd5 Bxf2+ 20. Rfxf2 Nxf2 21. Rxf2 b6 22. Rd2 Rc4 23. Re2 Kf7 24. b3 Rc1+ 25. Kf2 Ke6 26. g3 Rhc8 27. Ke3 R8c2 28. Rd2 Rxd2 29. Nxd2 Rc2 30. h3 Rb2 31. Nc7+ Kd7 32. Nd5 b5 33. g4 a5 34. h4 Kd6 35. Kd3 h6 36. Ne3 Ke6 37. Nd5 Kd7 38. a4 Kc6 39. axb5+ Kxb5 40. Nc7+ Kc6 41. Ne8 a4 42. bxa4 Rb7 43. Nc4 Re7 44. Ned6 Rd7 45. a5 Rxd6+ 46. Nxd6 Kxd6 47. Kc4 Kc6 48. h5 Kc7 49. Kb5 Kd7 50. a6 Kc7 51. Kc5 f5 52. gxf5 Kd7 53. a7 Ke7 54. a8=Q Kd7 55. Qd5+ Kc8 56. Kd6 Kb8 57. Qf7 Kc8 58. Qc7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 57 moves | 1. d4 Nf6 2. a3 d5 3. c4 dxc4 4. Nc3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Qxd4 Nc6 8. Qh4 e5 9. e4 Nd4 10. Bd3 Nb3 11. Rb1 Nxc1 12. Rxc1 Bc5 13. b4 Bd4 14. Nb5 Bc6 15. Qg3 Kf8 16. Nxd4 Qxd4 17. Ne2 Qb2 18. Qg5 Qxa3 19. Nc3 Qxb4 20. O-O Qc5 21. Rfd1 Qd4 22. Bb5 Bd5 23. Rxd4 exd4 24. Nxd5 h6 25. Qf5 Re8 26. Nxf6 Rxe4 27. Qc5+ Re7 28. Qc8+ Re8 29. Qxe8# |