| ECO A45 in 2008 play it! ziegler defeats black's johnson 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 b6 13. Nf3 Rc8 14. Nxe5 Bd6 15. Nxd7 Nxd7 16. Qxd8+ Rxd8 17. O-O O-O 18. Nd5 Nc5 19. Bc2 f5 20. f3 fxe4 21. fxe4 Kh8 22. b4 Ne6 23. Rxf8+ Rxf8 24. Bd3 Be5 25. g3 Bd4+ 26. Kh1 g6 27. Rc6 Ng5 28. a4 Rf3 29. Rc8+ Kg7 30. Rc7+ Rf7 31. Kg2 Rxc7 32. Nxc7 Kf6 33. Nb5 Ke5 34. Nxa7 Nxe4 35. g4 Bc3 36. Nc6+ Kd5 37. h3 Bf6 38. Bc2 Nd6 39. b5 Ne4 40. Bxe4+ Ke6 41. a5 bxa5 42. b6 Bg5 43. Kf3 Be7 44. Nxe7 Kd7 45. Nc6 Kd6 46. b7 Ke6 47. Nxa5 h5 48. b8=Q hxg4+ 49. Kg3 g5 50. Qc8+ |
| 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 b6 13. Nf3 Rc8 14. Nxe5 Bd6 15. Nxd7 Nxd7 16. Qxd8+ Rxd8 17. Nd5 O-O 18. b4 Rc8 19. O-O Ne5 20. Ba6 Rxc1 21. Rxc1 g5 22. Rd1 Bb8 23. f3 h6 24. Ne7+ Kh7 25. Nf5 Rg8 26. Kf2 Re8 27. Rd5 Bc7 28. h4 gxh4 29. Nxh4 Re6 30. Bb5 a5 31. Nf5 Kg6 32. g3 axb4 33. axb4 Kh7 34. g4 Rg6 35. Rd1 Re6 36. Rh1 Bd6 37. Nxd6 Rxd6 38. g5 Rd2+ 39. Kg3 Rd6 40. f4 Nd3 41. e5 Rd5 42. Rxh6+ Kg8 43. Rxb6 Nb2 44. Kg4 Rd4 45. Rb8+ Kg7 46. Be2 Rd2 47. Kf3 Nd3 48. Bxd3 Rxd3+ 49. Kg4 Kg6 50. b5 Rd1 51. f5+ Kg7 52. f6+ Kh7 53. e6 Rg1+ 54. Kh3 Rg4 55. Kxg4 Kg6 56. Rb7 Kh7 57. exf7 Kh8 58. f8=Q# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson in 109 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 b6 13. Nf3 Rc8 14. Nxe5 Bd6 15. Nxd7 Nxd7 16. Qxd8+ Rxd8 17. O-O O-O 18. Nd5 Nc5 19. Bc2 f5 20. exf5 Be5 21. Ne7+ Kh8 22. b4 Nd3 23. Rcd1 Nf4 24. Rfe1 Rxd1 25. Bxd1 Bd6 26. Re3 a5 27. bxa5 bxa5 28. g3 Nh3+ 29. Kg2 Ng5 30. h4 Nf7 31. Nc6 Bc5 32. Rc3 Bb6 33. Rb3 Bc7 34. Rb7 Bd6 35. a4 Nd8 36. Rd7 Nxc6 37. Rxd6 Rf6 38. Rd5 Kg8 39. g4 Kf8 40. Bf3 Ke7 41. Rc5 Kd7 42. Bxc6+ Rxc6 43. Rxa5 Kc8 44. Ra7 Rc7 45. Rxc7+ Kxc7 46. Kf3 Kb7 47. g5 h6 48. gxh6 gxh6 49. f6 Kc6 50. f7 Kd5 51. f8=Q Ke5 52. Qxh6 Kf5 53. a5 Ke5 54. a6 Kf5 55. Qf4+ |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 65 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 b6 13. Nf3 Rc8 14. Nxe5 Bd6 15. Nxd7 Nxd7 16. Qxd8+ Rxd8 17. Nd5 O-O 18. b4 Ne5 19. Bb5 f5 20. f4 Rf6 21. Nxf6+ gxf6 22. fxe5 Bxe5 23. exf5 Bb2 24. Rc7 Bxa3 25. Rxa7 Bxb4+ 26. Ke2 Rd2+ 27. Kf3 Bc5 28. Re1 Rf2+ 29. Kg3 Rc2 30. Re8+ Bf8 31. Bd7 Rf2 32. Be6+ Kh8 33. Rxf8# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson 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 b6 13. Nf3 Rc8 14. Nxe5 Bd6 15. Nxd7 Nxd7 16. Qxd8+ Rxd8 17. O-O O-O 18. Nd5 Nc5 19. Bc2 f5 20. exf5 Ra8 21. b4 Nd7 22. Rfe1 Rad8 23. Rcd1 Nf6 24. Nxf6+ Rxf6 25. Bb3+ Kf8 26. Be6 Rh6 27. f4 a5 28. Rd5 Be7 29. Rxd8+ Bxd8 30. Re4 axb4 31. axb4 Bf6 32. g3 Ke7 33. Kg2 Kd6 34. g4 Rh4 35. g5 Bc3 36. Kg3 Rh5 37. Bf7 g6 38. fxg6 hxg6 39. Bxg6 Kd5 40. Re3 Bd4 41. Bf7+ Kc6 42. Re4 Bf2+ 43. Kxf2 Rxh2+ 44. Kg3 Rd2 45. g6 Rd6 46. g7 Rd7 47. g8=Q Rd3+ 48. Kg4 Kb5 49. Qe8+ Ka6 50. Qa8+ Kb5 51. Qe8+ |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 133 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 b6 13. Nf3 Rc8 14. Nxe5 Bd6 15. Nxd7 Nxd7 16. Qxd8+ Rxd8 17. O-O O-O 18. Nd5 Nc5 19. Bc2 f5 20. f3 fxe4 21. fxe4 Rde8 22. Rxf8+ Rxf8 23. g3 Be5 24. b4 Bd4+ 25. Kh1 Ne6 26. Bb3 Rf3 27. Bc4 Kf8 28. Nxb6 axb6 29. Bxe6 Rxa3 30. Rc7 Re3 31. Bd5 Re2 32. Rd7 h6 33. b5 g6 34. Rf7+ Ke8 35. Rh7 Kf8 36. Rxh6 Kg7 37. Rh4 g5 38. Rg4 Kf6 39. h3 Rd2 40. h4 gxh4 41. gxh4 Rb2 42. h5 Rb1+ 43. Kg2 Rb2+ 44. Kf3 Rf2+ 45. Kg3 Rb2 46. Rg6+ Ke7 47. h6 Rb1 48. Rc6 Rxb5 49. h7 Rb2 50. Rc8 b5 51. h8=Q Bxh8 52. Rxh8 b4 53. Rb8 Kd7 54. Kf3 Kc7 55. Rb7+ Kd6 56. Rb5 Ke5 57. Ke3 Kd6 58. Kd3 Kd7 59. e5 Ke7 60. Rb7+ Kf8 61. e6 Ra2 62. e7+ Ke8 63. Bc6+ Kf7 64. e8=Q+ Kf6 65. Rf7+ Kg6 66. Qg8+ Kh5 67. Rh7# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 125 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 b6 13. Nf3 Rc8 14. Nxe5 Bd6 15. Nxd7 Nxd7 16. Qxd8+ Rxd8 17. Nd5 O-O 18. b4 Ne5 19. Bc2 Nc4 20. a4 Rfe8 21. f4 f5 22. Kf2 fxe4 23. Rhe1 e3+ 24. Ke2 Nd2 25. Bd3 Bf8 26. Nxe3 Bxb4 27. Red1 Rd4 28. Rxd2 Kh8 29. Rdc2 Bc5 30. Bb5 Rde4 31. Bxe8 Rxe3+ 32. Kf2 Rxe8+ 33. Kg3 g6 34. a5 Re3+ 35. Kg4 Kg7 36. g3 Kf6 37. axb6 h5+ 38. Kh4 axb6 39. Rd2 Kf5 40. Rc4 Be7+ 41. Kh3 g5 42. fxg5 Re5 43. Rc6 Kxg5 44. Rxb6 h4 45. gxh4+ Kh5 46. Rd3 Bxh4 47. Rbd6 Bg5 48. R6d5 Re4 49. Rg3 Rh4+ 50. Kg2 Rg4 51. h3 Rxg3+ 52. Kxg3 Kg6 53. Kg4 Be3 54. Rd6+ Kg7 55. Kh5 Bc5 56. Rc6 Bd4 57. h4 Be5 58. Kg5 Bd4 59. Rc7+ Kg8 60. Kg6 Bc5 61. Rxc5 Kf8 62. Re5 Kg8 63. Re8# |
| 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 b6 13. Nf3 Bd6 14. Bb5 a6 15. Bxd7+ Qxd7 16. O-O Rd8 17. Rfd1 Qe7 18. Nd5 Nxd5 19. Rxd5 Qxh4 20. Nxh4 f6 21. Rc6 Bc5 22. b4 Bd4 23. Nf5 O-O 24. Nxd4 exd4 25. Rxb6 d3 26. Rbd6 Rxd6 27. Rxd6 Rc8 28. f4 Rc3 29. Kf2 Rxa3 30. Ke3 Kf8 31. Rxd3 Ra2 32. Rd2 Rxd2 33. Kxd2 Kf7 34. Ke3 h5 35. f5 Ke7 36. Kd4 Kd6 37. g3 Kc6 38. Kc4 Kb6 39. h3 Kc6 40. Kd4 Kb5 41. Kc3 Kb6 42. g4 hxg4 43. hxg4 Kc6 44. Kc4 Kd7 45. Kd5 Ke7 46. Kc6 Ke8 47. Kb6 Kd7 48. Kxa6 Kd6 49. b5 Ke5 50. b6 Kxe4 51. b7 Kf3 52. b8=Q Kxg4 53. Qc8 Kg5 54. Qe6 Kf4 55. Kb7 Kf3 56. Qc4 Ke3 57. Qg4 Kd3 58. Kc6 Ke3 59. Qxg7 Kf3 60. Qxf6 Kf4 61. Qe6 Kg3 62. f6 Kf4 63. f7 Kg5 64. f8=Q Kh4 65. Qf4+ Kh5 66. Qef5# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 113 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 b6 13. Nf3 Bd6 14. O-O Ng4 15. Bb5 Qxh4 16. Bxd7+ Kxd7 17. Nxh4 Bc5 18. b4 Bxf2+ 19. Rxf2 Nxf2 20. Kxf2 Rhd8 21. Nf5 g6 22. Ne3 Rac8 23. Rd1+ Ke6 24. Ncd5 f5 25. exf5+ gxf5 26. Nc7+ Kf6 27. Ned5+ Kg6 28. Ne7+ Kh5 29. Rc1 Rd2+ 30. Ke1 Rcd8 31. Nc6 R8d6 32. Ne8 Rxc6 33. Kxd2 Rxc1 34. Kxc1 Kg5 35. Kd2 Kf4 36. Nd6 a6 37. Nc4 b5 38. g3+ Ke4 39. Nd6+ Kd5 40. Nxf5 Ke4 41. Nh6 Kd4 42. Ng4 e4 43. h4 Kc4 44. Ke3 Kc3 45. h5 Kb3 46. h6 Kxa3 47. Nf6 Kxb4 48. Nxh7 a5 49. Ng5 a4 50. h7 a3 51. h8=Q Ka4 52. Nxe4 b4 53. Qg8 Kb5 54. Qd5+ Ka6 55. Qc6+ Ka7 56. Nc5 a2 57. Qb7# |
| 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 b6 13. Nf3 Bd6 14. h3 O-O 15. O-O Ne8 16. Qg3 f6 17. Bc4+ Kh8 18. Rfd1 Rc8 19. Bb3 Rc5 20. Nh4 g5 21. Nf5 Bxf5 22. exf5 Ng7 23. Qd3 Be7 24. Qa6 Qb8 25. Be6 Nxe6 26. fxe6 Qc8 27. Qxa7 Qxe6 28. Rd7 Re8 29. Rcd1 Rd8 30. Rxe7 Qxe7 31. Qxe7 Rxd1+ 32. Nxd1 Kg8 33. Qxf6 e4 34. Nc3 e3 35. fxe3 g4 36. b4 Rxc3 37. Qxc3 h5 38. Qc6 gxh3 39. Qxb6 Kf8 40. gxh3 Kf7 41. Qd6 Kg7 42. Qe6 h4 43. Kg2 Kf8 44. b5 Kg7 45. Qe5+ Kf7 46. b6 Kg6 47. Qe6+ Kg7 48. b7 Kh8 49. b8=Q+ Kg7 50. Qbg8# |
| 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 b6 13. Nf3 Bd6 14. O-O O-O 15. Nb5 Bg4 16. Bc4 a6 17. Nxd6 Qxd6 18. Rfd1 Qe7 19. h3 Bxf3 20. gxf3 b5 21. Bb3 Rad8 22. Qg5 h6 23. Qf5 Rxd1+ 24. Rxd1 Re8 25. Rc1 a5 26. Rc6 Kf8 27. Kg2 Rd8 28. Rb6 b4 29. Rb5 Re8 30. f4 exf4 31. e5 Ng8 32. e6 f6 33. Rxa5 bxa3 34. bxa3 Rd8 35. Qe4 g5 36. Rb5 Rd7 37. Qg6 Rb7 38. Qf7+ Qxf7 39. exf7 Rxf7 40. Bxf7 Kg7 41. Bxg8 f5 42. Be6 Kf6 43. Bxf5 g4 44. hxg4 Kf7 45. Rb6 Kf8 46. Kf3 Ke7 47. Rxh6 Kf8 48. Rh7 Kg8 49. a4 Kf8 50. a5 Kg8 51. a6 Kf8 52. a7 Ke8 53. a8=Q# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 63 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 b6 13. Nf3 Bd6 14. h3 O-O 15. O-O Ne8 16. Qg3 f6 17. Bc4+ Kh8 18. Rfd1 Rc8 19. Bb3 Rc5 20. Nh4 g5 21. Nf5 Bxf5 22. exf5 Ng7 23. Qd3 Be7 24. Qa6 Qb8 25. g4 Rfc8 26. Rd7 R8c7 27. Rcd1 Rxd7 28. Rxd7 Rc7 29. Rxc7 Bxa3 30. Rc8+ Ne8 31. Qxa3 Qc7 32. Qf8# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 59 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 b6 13. Nf3 Bd6 14. O-O O-O 15. Bb5 Bxb5 16. Nxb5 Qd7 17. Nxd6 Qxd6 18. g3 Rad8 19. Rfe1 h6 20. b4 Rfe8 21. Re2 Rc8 22. Rxc8 Rxc8 23. Kg2 Rc3 24. Rd2 Qc7 25. Qh3 Rxa3 26. Qf5 Rb3 27. Nxe5 Qc5 28. bxc5 Ne8 29. Rd8 bxc5 30. Rxe8# |
| 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 b6 13. Nf3 Bd6 14. O-O O-O 15. h3 Rc8 16. Rfd1 Rc5 17. b4 Rc6 18. Nb5 Rxc1 19. Rxc1 Bb8 20. Bc4 a5 21. bxa5 bxa5 22. Rd1 Qe7 23. Nc3 Qxa3 24. Nd5 Nxd5 25. Bxd5 Ba4 26. Ng5 h6 27. Nxf7 Kh7 28. Rb1 Ba7 29. Kh2 Kg6 30. Rb7 Bd1 31. g4 Qd3 32. Qh5+ Kh7 33. Qf5+ Kg8 34. Ng5+ Kh8 35. Qxf8# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson in 125 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 b6 13. Nf3 Bd6 14. Bb5 a6 15. Bxd7+ Qxd7 16. O-O Rd8 17. Rfd1 Qe7 18. Nd5 Nxd5 19. Rxd5 f6 20. Qh5+ g6 21. Qh6 Bc7 22. Rc6 Rg8 23. Qh4 Rf8 24. Qh3 Rxd5 25. exd5 Qd7 26. Re6+ Kd8 27. Qh6 Rf7 28. Qd2 Kc8 29. Qd3 Kb7 30. Rc6 Ka7 31. Qc4 Bd6 32. a4 Qd8 33. a5 Rb7 34. b3 f5 35. h3 Qe7 36. Ng5 h5 37. Ne6 g5 38. Nxg5 Qxg5 39. Rxd6 Qe7 40. Qc6 bxa5 41. Re6 Qd8 42. Qc5+ Ka8 43. Rxa6+ Kb8 44. d6 e4 45. Rxa5 Qf6 46. Qc6 Qd8 47. Qa6 Qxa5 48. Qxa5 Kc8 49. Qxf5+ Kd8 50. Qd5 Rg7 51. Qa5+ Ke8 52. Qxh5+ Kd7 53. Qf5+ Kxd6 54. Qf6+ Kd5 55. Qxg7 Ke6 56. Qg5 Kd6 57. Qf5 e3 58. fxe3 Ke7 59. Kf2 Kd6 60. g4 Ke7 61. g5 Kd6 62. g6 Kc6 63. Qe6+ |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 111 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 b6 13. Nf3 Bd6 14. Bb5 a6 15. Bxd7+ Qxd7 16. O-O Rd8 17. Rfd1 Qg4 18. Qxg4 Nxg4 19. Rc2 Nf6 20. b4 Ke7 21. Nd5+ Nxd5 22. exd5 Rb8 23. Re1 f6 24. Nd4 Kd7 25. Nc6 Rbc8 26. Kf1 Rc7 27. f3 Rhc8 28. g3 g5 29. Kf2 Ke8 30. Rc4 Kf8 31. h4 h6 32. Rh1 Kg7 33. Ke3 a5 34. hxg5 hxg5 35. bxa5 bxa5 36. Ra4 Bc5+ 37. Kd3 Bb6 38. g4 Rh8 39. Rxh8 Kxh8 40. Kc4 Kg7 41. Kb5 Bf2 42. Rxa5 Kf7 43. Kc4 Kf8 44. Ra8+ Kg7 45. a4 Rb7 46. d6 Rd7 47. Kd5 Kf7 48. Nd8+ Kg6 49. Ke6 e4 50. fxe4 Ra7 51. Rxa7 Be1 52. Nc6 f5 53. Ne7+ Kg7 54. Nd5+ Kf8 55. Nf6 Bh4 56. Rf7# |
| 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 b6 13. Nf3 Bd6 14. O-O Ng4 15. Nb5 Be7 16. Nc7+ Qxc7 17. Rxc7 Bxh4 18. Nxh4 a5 19. h3 Nh6 20. Rfc1 Rd8 21. Bc4 b5 22. Be2 O-O 23. Nf3 f6 24. R1c5 Nf7 25. Bxb5 Bxb5 26. Rxb5 Rd1+ 27. Kh2 Rf1 28. Rxa5 Rxf2 29. b4 g6 30. Raa7 Rb2 31. Kg3 Rb3 32. Re7 Rb2 33. Red7 Rb3 34. Kh2 Rb2 35. Rdc7 Rb3 36. Nd2 Rd3 37. Nc4 Rd4 38. Nb6 Rd6 39. Nd7 Re8 40. b5 Nd8 41. Nc5 h5 42. Rg7+ Kf8 43. Rh7 Kg8 44. Rag7+ Kf8 45. Nd7+ Rxd7 46. Rxd7 Kg8 47. Rhg7+ Kh8 48. Rge7 Nc6 49. Rxe8# |
| ECO A45 in 2008 play it! ziegler defeats black's johnson by checkmate in 75 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 b6 13. Nf3 Bd6 14. Qg5 O-O 15. Nxe5 h6 16. Nxf7 Rxf7 17. Qg6 Be6 18. Ba6 Be5 19. O-O Qd2 20. Rb1 Bxc3 21. Rfd1 Qg5 22. Qxg5 Nh5 23. Qxh5 Bf6 24. Rd6 Ba2 25. Ra1 Bb3 26. e5 Be7 27. Rd7 Bc5 28. Rxf7 Bxf7 29. Qf5 Rd8 30. e6 Bxa3 31. Qxf7+ Kh7 32. bxa3 b5 33. Bxb5 Rc8 34. Bd3+ Kh8 35. e7 g6 36. Qf6+ Kg8 37. Qxg6+ Kh8 38. Qh7# |
| ECO D00 in 1990 play it! ziegler defeats black's de winne in 43 moves | 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3 Qxd4 6. Be3 Qg4 7. Qf2 e5 8. Bd3 Bb4 9. Ne2 Ne4 10. Bxe4 Qxe4 11. a3 Bxc3+ 12. Nxc3 Qf5 13. Qg3 O-O 14. O-O-O c6 15. Rhf1 Qe6 16. Bc5 Qh6+ 17. Kb1 Re8 18. Ne4 Nd7 19. Nd6 Re6 20. Nxc8 Nf6 21. Rd8+ Re8 22. Rxf6 |
| ECO A83 in 2008 play it! ziegler defeats black's duhast by checkmate in 93 moves | 1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 Nc6 5. Bb5 a6 6. Qh5+ Nxh5 7. Bxc6 dxc6 8. Nge2 h6 9. Be3 Nf6 10. O-O g5 11. h3 Bg7 12. Ng3 g4 13. h4 O-O 14. Rad1 e6 15. Bd2 Nd5 16. h5 Nb4 17. Rfe1 Bxd4 18. Ncxe4 Nxc2 19. Rf1 Qd5 20. Bxh6 Qxa2 21. Bxf8 Kxf8 22. Rd2 Qxb2 23. Ne2 Be5 24. Nc5 Bh2+ 25. Kxh2 Bd7 26. Nxd7+ Ke8 27. Rfd1 Rd8 28. Nf6+ Ke7 29. Rxd8 Kxf6 30. R1d2 Qe5+ 31. Ng3 Na3 32. R2d7 Nc4 33. h6 Qg5 34. Ne4+ Kg6 35. Rg8+ Kf5 36. Nxg5 Ne5 37. Rdg7 Nc4 38. h7 g3+ 39. Kxg3 Nd6 40. h8=Q Ke5 41. Rxc7+ Kd5 42. Kf4 Kc4 43. Qe5 Nb5 44. Rxb7 Nd4 45. Rd8 Kc3 46. Rxd4 a5 47. Qc5# |