| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 137 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Qxd3 e5 8. Be3 Qxd3 9. Bxd3 Bb4 10. O-O-O Bxc3 11. bxc3 h6 12. Ne4 Nxe4 13. Bxe4 Be6 14. Bd3 b6 15. Rhe1 Nd7 16. Kb2 O-O-O 17. c5 b5 18. c4 bxc4 19. Be4 Kc7 20. f3 f5 21. Bxc6 a5 22. Ba4 Nf6 23. Ka1 Rxd1+ 24. Rxd1 Nd5 25. Bd2 c3 26. Bc1 Rf8 27. Re1 Bd7 28. Rxe5 Bxa4 29. Rxd5 Rf6 30. Bf4+ Kc6 31. Rd3 c2 32. Ra3 Bb5 33. Kb2 Kxc5 34. Be3+ Kb4 35. Bd2+ Kc5 36. Rxa5 Rd6 37. Kxc2 Kb6 38. Bb4 Rd4 39. Kc3 Rd3+ 40. Kb2 g6 41. Ra8 Bc4 42. a3 Rb3+ 43. Kc2 h5 44. Rc8 Be6 45. Rc3 Rxc3+ 46. Kxc3 Kb5 47. Be7 Bd5 48. Kd4 Be6 49. g3 Bd7 50. f4 Bc6 51. Ke5 Kc4 52. Kf6 Be8 53. a4 h4 54. gxh4 Kd5 55. a5 Kc6 56. h5 gxh5 57. Kxf5 Kb5 58. Bd8 Bf7 59. Ke5 Bc4 60. f5 Kc5 61. f6 h4 62. a6 Kc6 63. a7 Be2 64. a8=Q+ Kd7 65. Qb7+ Kxd8 66. Qe7+ Kc8 67. f7 Bb5 68. f8=Q+ Be8 69. Qfxe8# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 29 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Bxd3 Ng4 8. Qe2 Nxf2 9. Qxf2 Qxd3 10. Qxf7+ Kd8 11. Bf4 Bd7 12. Rd1 Be8 13. Ne6+ Kd7 14. Rxd3+ Kc8 15. Qxe8# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 139 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Bxd3 Ng4 8. Qe2 Ne5 9. Bxh7 Bg4 10. Qe4 Qxe4+ 11. Bxe4 f6 12. f3 Bd7 13. f4 Nf7 14. Nxf7 Kxf7 15. O-O f5 16. Bf3 g6 17. Be3 Bg7 18. Rad1 Be6 19. Be2 b6 20. g3 Bxc3 21. bxc3 Na6 22. Bd4 Rhd8 23. Rfe1 c5 24. Be5 Rac8 25. Kf2 Rxd1 26. Rxd1 Nb8 27. g4 fxg4 28. Kg3 Rf8 29. Bxg4 Nc6 30. Bxe6+ Kxe6 31. Bg7 Rf7 32. Re1+ Kd6 33. Rd1+ Kc7 34. Be5+ Kc8 35. h3 Na5 36. Kf3 Nxc4 37. Ke4 Nxe5 38. fxe5 Rf2 39. Rg1 Kd7 40. Rxg6 Rxa2 41. Rg7 a5 42. Rg6 Re2+ 43. Kd3 Rb2 44. h4 a4 45. c4 a3 46. Kc3 Rb4 47. Rg2 Ke6 48. Ra2 Ra4 49. Kb3 Ra8 50. Rxa3 Rxa3+ 51. Kxa3 Kxe5 52. Ka4 Kf6 53. Kb3 e5 54. Kc3 e4 55. Kd2 Kg6 56. Ke3 Kf5 57. h5 Kg5 58. Kxe4 b5 59. cxb5 c4 60. Kd4 c3 61. Kxc3 Kf4 62. b6 Kf5 63. b7 Kg5 64. b8=Q Kf5 65. h6 Kf6 66. h7 Kf5 67. Kd4 Ke6 68. h8=Q Kf5 69. Qbe5+ Kg4 70. Qhh5# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 135 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. Qe2 Bf5 7. f3 exf3 8. Nxf3 Qd6 9. d4 e6 10. Bg5 h6 11. Bxf6 gxf6 12. O-O-O h5 13. Ne4 Qf4+ 14. Ned2 Nd7 15. g3 Qg4 16. Bg2 O-O-O 17. Rde1 Rg8 18. Nh4 Qxe2 19. Rxe2 Bd3 20. Re3 Bh7 21. Be4 Bh6 22. Bxh7 Bxe3 23. Bxg8 Rxg8 24. Nf3 Rg4 25. Re1 Bxd4 26. h3 Bxb2+ 27. Kxb2 Rxg3 28. h4 e5 29. Kc3 Nc5 30. Rg1 Rxg1 31. Nxg1 Kd7 32. Nb3 Kd6 33. Nxc5 Kxc5 34. Ne2 b6 35. Ng3 Kd6 36. Kd3 a6 37. Ke4 Ke6 38. Nf5 c5 39. Ng7+ Ke7 40. Nxh5 Ke6 41. Ng7+ Ke7 42. h5 Kf8 43. h6 Kg8 44. Ne8 Kh7 45. Nxf6+ Kxh6 46. a4 Kg6 47. Kxe5 Kg5 48. Nd7 f5 49. Nxb6 f4 50. Ke4 Kg4 51. Nd7 Kg3 52. Nxc5 f3 53. Ke3 a5 54. Ne4+ Kg4 55. c5 Kf5 56. c6 Ke6 57. Kxf3 Ke7 58. Ke3 Kd8 59. Kd4 Kc8 60. Kc5 Kc7 61. Kb5 Kc8 62. Kb6 Kb8 63. Nd6 Ka8 64. Kxa5 Kb8 65. Kb6 Ka8 66. a5 Kb8 67. c7+ Ka8 68. c8=Q# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 75 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. Qe2 Bf5 7. f3 exf3 8. Nxf3 Qg4 9. Ne5 Qf4 10. g3 Qd4 11. Nf3 Qd6 12. d4 Bg4 13. Be3 Nbd7 14. O-O-O O-O-O 15. h3 Bh5 16. Bf4 Qb4 17. g4 Bg6 18. Nh4 e6 19. Rd2 Be7 20. Nxg6 hxg6 21. Bg2 Rh4 22. Rf1 Rhh8 23. Bg3 Bd6 24. a3 Qb3 25. Bxd6 Nb6 26. Be5 Nxc4 27. Rd3 Rd5 28. Nxd5 Qa2 29. Nc3 Qa1+ 30. Nb1 Rf8 31. Bxf6 gxf6 32. Rc3 Nd6 33. Rxf6 Kb8 34. Qe5 Rd8 35. Rxf7 c5 36. Rxb7+ Ka8 37. Rd7+ Ne4 38. Bxe4# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 115 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Qxd3 e5 8. Nf3 Qd6 9. Bg5 Qxd3 10. Bxd3 h6 11. Bxf6 gxf6 12. O-O-O Bg4 13. h3 Bxf3 14. gxf3 Bb4 15. Ne4 Nd7 16. a3 Be7 17. Rhg1 O-O-O 18. Rg7 Rhf8 19. Bc2 Kc7 20. f4 exf4 21. Rh7 Ne5 22. Rxd8 Rxd8 23. Rxh6 Nxc4 24. Nxf6 Rd4 25. h4 b5 26. h5 Rd2 27. Rh7 Bxf6 28. Rxf7+ Kb6 29. Rxf6 Rxf2 30. Be4 Rf1+ 31. Kc2 Rf2+ 32. Kc3 Ne5 33. Re6 Nc4 34. Rxc6+ Kb7 35. Rxc4+ Kb8 36. Rc5 Rh2 37. Rxb5+ Kc7 38. Rd5 Re2 39. Rd4 Re3+ 40. Bd3 f3 41. h6 Re1 42. h7 Rc1+ 43. Kd2 Rh1 44. Rf4 Kd6 45. Rxf3 Rh2+ 46. Ke3 Ke7 47. b4 Kd6 48. Rf7 Rh3+ 49. Ke4 a5 50. bxa5 Rh4+ 51. Kf5 Kc6 52. a6 Kd5 53. a7 Kd4 54. a8=Q Kxd3 55. Qf3+ Kc4 56. Rc7+ Kb5 57. Qc6+ Ka5 58. Ra7# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 115 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. Qe2 Bf5 7. f3 exf3 8. Nxf3 Qd6 9. d4 Na6 10. Be3 Nb4 11. O-O-O O-O-O 12. Ne5 Qe6 13. a3 Nc2 14. h3 Nxe3 15. Qxe3 h6 16. Bd3 Bxd3 17. Rxd3 Nd7 18. Nxd7 Qxe3+ 19. Rxe3 Rxd7 20. Rd1 e6 21. Kc2 Be7 22. Rf3 Bf6 23. Ne4 Bxd4 24. Rxf7 Rhd8 25. Rdf1 e5 26. R7f5 b6 27. b3 a6 28. g4 Kc7 29. Rf7 Rxf7 30. Rxf7+ Rd7 31. Rf5 c5 32. g5 g6 33. Rf6 hxg5 34. Rxg6 Be3 35. Nxg5 Rd6 36. Rg7+ Kc6 37. Nf3 Re6 38. Kd3 Bf4 39. Ke4 Kd6 40. Ra7 a5 41. Rb7 Kc6 42. Rg7 Kd6 43. h4 Rh6 44. Rf7 Re6 45. h5 Rh6 46. Rf5 Rg6 47. hxg6 Bh6 48. Ng5 Bg7 49. Rf7 Bh8 50. g7 Bxg7 51. Rxg7 Kc6 52. Kxe5 b5 53. Rg6+ Kc7 54. cxb5 Kb8 55. Ne4 Ka7 56. Nxc5 Ka8 57. b6 Kb8 58. Rg8# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 103 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Qxd3 e5 8. Nf3 Qd6 9. Bg5 Qxd3 10. Bxd3 h6 11. Bxf6 gxf6 12. O-O-O Bg4 13. Be2 Nd7 14. h3 Be6 15. Ne4 O-O-O 16. Nh4 h5 17. g3 Kc7 18. Rd3 Bxc4 19. Rxd7+ Rxd7 20. Bxc4 Rd4 21. Nd2 Bb4 22. Nhf3 Bxd2+ 23. Nxd2 Rhd8 24. Rd1 R8d7 25. Be2 Ra4 26. a3 h4 27. Bg4 Rd5 28. b4 hxg3 29. fxg3 Rxa3 30. Nf1 Ra1+ 31. Kc2 Raxd1 32. Bxd1 Rd4 33. Bh5 Rxb4 34. Bxf7 Kd6 35. Kc3 Re4 36. h4 Re1 37. Nd2 b5 38. g4 Re3+ 39. Kc2 e4 40. Bg6 Ke5 41. h5 a5 42. h6 Rh3 43. h7 Rg3 44. h8=Q a4 45. Qe8+ Kd4 46. Qxc6 Rxg4 47. Qd7+ Ke3 48. Qxg4 a3 49. Qxe4+ Kf2 50. Qf3+ Kg1 51. Be4 Kh2 52. Qg2# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 95 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Bxd3 Ng4 8. Qe2 Ne5 9. Bxh7 Bg4 10. Qe4 Qxe4+ 11. Bxe4 f6 12. f4 Nxc4 13. Bg6+ Kd7 14. Nf7 Bh5 15. Nxh8 Bxg6 16. Nxg6 Ke8 17. b3 Nd6 18. O-O Nd7 19. f5 b5 20. Rf4 Rd8 21. Be3 a6 22. Rd1 Ne5 23. Nxe5 fxe5 24. Rff1 b4 25. Na4 Ne4 26. Rxd8+ Kxd8 27. Nc5 Nc3 28. Nxa6 Nxa2 29. Ra1 e6 30. Rxa2 exf5 31. Ra4 Kd7 32. Nxb4 f4 33. Bd2 Bc5+ 34. Kf1 Bd4 35. Ke2 g5 36. Ra6 c5 37. Nd5 e4 38. Ba5 e3 39. Rg6 Be5 40. h3 Bd6 41. Nb6+ Kc6 42. Nc4 Kd5 43. Rxd6+ Ke4 44. Bb6 f3+ 45. gxf3+ Kf5 46. Kxe3 g4 47. hxg4+ Kg5 48. Bd8# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z in 105 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Bxd3 Bg4 8. Be3 Qd7 9. Nf3 Bxf3 10. gxf3 e6 11. Rg1 Qd6 12. h3 Nbd7 13. Qe2 Qh2 14. O-O-O Qxh3 15. Rh1 Qxh1 16. Rxh1 Nc5 17. Bc2 O-O-O 18. Ne4 Nfxe4 19. fxe4 a6 20. Rh5 Nd7 21. f4 g6 22. Rg5 h6 23. Rg3 e5 24. fxe5 Nxe5 25. Bb6 Rd7 26. Kb1 f6 27. Qf1 Be7 28. a3 h5 29. Rc3 h4 30. Qh3 Bd8 31. Bf2 Rh6 32. Qe6 h3 33. Rxh3 Rxh3 34. Qxh3 Nxc4 35. Qe6 Nd2+ 36. Ka2 Nf3 37. Be3 Ne1 38. Bb3 Nf3 39. Qe8 Nd4 40. Bxd4 Rxd4 41. Qxg6 Kc7 42. Qf5 Kb6 43. Qf2 c5 44. Bd5 Ka7 45. Qg3 b5 46. Qd6 Rxd5 47. exd5 Bb6 48. Qxf6 Ba5 49. d6 Kb7 50. d7 c4 51. d8=N+ Bxd8 52. Qxd8 Kc6 53. Qf6+ |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 97 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Qxd3 e5 8. Nf3 Qd6 9. Bg5 Qxd3 10. Bxd3 h6 11. Bxf6 gxf6 12. O-O-O Rg8 13. Ne4 Be7 14. Ng3 Na6 15. Bh7 Rg4 16. b3 Be6 17. Kb2 Rg7 18. Bb1 Nb4 19. a3 Na6 20. Rhg1 Rd8 21. Nf5 Bxf5 22. Rxd8+ Bxd8 23. Bxf5 Bb6 24. g3 Bxf2 25. Rf1 Be3 26. Re1 Bb6 27. b4 c5 28. b5 Nc7 29. g4 Ne6 30. h4 Nd4 31. Nxd4 cxd4 32. Kc2 Ba5 33. Re2 Ke7 34. c5 h5 35. gxh5 Rg3 36. Bd3 Ke8 37. h6 Kf8 38. h7 Kg7 39. h5 Kh8 40. c6 bxc6 41. bxc6 Rf3 42. h6 Rg3 43. Rf2 Bd8 44. a4 f5 45. Rxf5 f6 46. Rf2 f5 47. Rxf5 Rg4 48. Rf8+ Rg8 49. hxg8=Q# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 109 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Qxd3 e5 8. Nf3 Qd6 9. Bg5 Qxd3 10. Bxd3 h6 11. Bxf6 gxf6 12. O-O-O Bg4 13. Be2 h5 14. Rhe1 Bf5 15. Bd3 Be6 16. Ne4 Nd7 17. g3 O-O-O 18. Bf1 f5 19. Neg5 Bb4 20. Nxe6 fxe6 21. Re3 Bc5 22. Re2 e4 23. Ng5 Rde8 24. Nf7 Rh7 25. Nd6+ Bxd6 26. Rxd6 Ne5 27. Rc2 h4 28. Rd1 Nf3 29. h3 hxg3 30. fxg3 Rg8 31. g4 fxg4 32. hxg4 Rxg4 33. Rf2 e5 34. Be2 Rd7 35. Rxd7 Kxd7 36. b4 Rg1+ 37. Kc2 Nd4+ 38. Kd2 Nxe2 39. Kxe2 Ke6 40. Rh2 a6 41. Rh6+ Kf5 42. Rh5+ Kf4 43. Rh4+ Rg4 44. Rxg4+ Kf5 45. Rh4 a5 46. bxa5 Kg6 47. Ke3 Kg7 48. Kxe4 Kg6 49. Kxe5 b5 50. axb6 Kf7 51. b7 Kg6 52. b8=Q Kg7 53. Rg4+ Kf7 54. Qg8+ Ke7 55. Rg7# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 75 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Bxd3 e5 8. Nf3 Qd6 9. Qe2 Nbd7 10. Bd2 Be7 11. O-O-O a5 12. Bf5 O-O 13. Bg5 Qb4 14. a3 Qb5 15. cxb5 Bc5 16. bxc6 bxc6 17. Bxf6 Nxf6 18. Bxc8 Rfxc8 19. Nxe5 Re8 20. f4 Re6 21. Qf3 Rc8 22. Nc4 g6 23. f5 gxf5 24. Qxf5 Bf8 25. Kb1 Rce8 26. Qxa5 c5 27. Rhf1 Be7 28. Qc7 Kh8 29. b3 Rg8 30. g3 Ne8 31. Qb7 Kg7 32. Rd7 Kf8 33. Nd5 Kg7 34. Rxe7 Rxe7 35. Qxe7 Rh8 36. Rxf7+ Kh6 37. Nf4 Rg8 38. Rxh7# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 59 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 Bg4 7. Be3 Qd7 8. f3 exf3 9. gxf3 Bf5 10. Nge4 e5 11. Rg1 Qc7 12. Nxf6+ gxf6 13. Qd2 Nd7 14. O-O-O O-O-O 15. Rg3 Qa5 16. d4 Bb4 17. Bh3 Bxh3 18. Rxh3 Nb6 19. Qd3 Bxc3 20. Qxc3 Qxa2 21. b3 Qg2 22. Rg3 Qxh2 23. Rg7 Rhf8 24. d5 Qh5 25. Bxb6 axb6 26. Qe3 Rg8 27. Rxg8 Rxg8 28. d6 Qf5 29. Qxb6 Rg4 30. Qc7# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 29 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Bxd3 Bg4 8. Be3 Qd7 9. f3 Qd5 10. cxd5 Bd7 11. Qb3 h6 12. Qxb7 hxg5 13. Qxa8 Bc8 14. Qxb8 Rh3 15. Qxc8# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 101 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Bxd3 Bg4 8. Be3 Qd7 9. f3 h6 10. Nxf7 Kxf7 11. fxg4 Qxg4 12. O-O Qxd1 13. Raxd1 Nd7 14. Ne4 Kg8 15. b4 Ne5 16. Nc5 Nxd3 17. Rxd3 e5 18. Nd7 Bxb4 19. Nxf6+ gxf6 20. Rxf6 Kg7 21. Re6 Rad8 22. Rxd8 Rxd8 23. Bxh6+ Kf7 24. Rxe5 Bc3 25. Re4 Rd4 26. Rxd4 Bxd4+ 27. Kf1 Kg6 28. Bf4 Kf5 29. g3 Ke4 30. Ke2 Bf6 31. h3 b6 32. Bd6 Kd4 33. Kf3 Kxc4 34. Ke4 Bg7 35. h4 a5 36. h5 b5 37. Bf4 b4 38. h6 Bxh6 39. Bxh6 Kc3 40. g4 a4 41. g5 Kd2 42. g6+ Kc3 43. g7 b3 44. g8=Q c5 45. Qd5 Kb2 46. axb3 Kc3 47. Qxc5+ Kxb3 48. Bc1 a3 49. Bxa3 Ka2 50. Qc3 Kb1 51. Qb2# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 137 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Qxd3 e5 8. Nf3 Qd6 9. Bg5 Qxd3 10. Bxd3 h6 11. Bxf6 gxf6 12. O-O-O Bg4 13. Be2 h5 14. Rhe1 Bb4 15. h3 Bxc3 16. bxc3 Be6 17. Kb2 Nd7 18. Rd6 O-O-O 19. Red1 Nb6 20. Kb3 Rxd6 21. Rxd6 Kc7 22. Rd1 Rg8 23. Nh4 c5 24. a3 Bd7 25. Ka2 Rh8 26. Rd2 Rd8 27. Rd1 Be6 28. Rxd8 Kxd8 29. Kb3 Kc7 30. Bxh5 Bxc4+ 31. Kc2 Na4 32. Nf5 b5 33. Nh6 Bd5 34. g4 Be4+ 35. Kd2 Bg2 36. h4 Kd6 37. Bxf7 Be4 38. Be8 a6 39. c4 Nb2 40. cxb5 axb5 41. Bxb5 c4 42. Ke3 Bd3 43. f4 Nd1+ 44. Kd2 Nf2 45. fxe5+ fxe5 46. a4 Kd5 47. h5 Ke6 48. Bc6 e4 49. a5 Kd6 50. Bb7 Nh3 51. Nf5+ Kc7 52. a6 Ng5 53. h6 Nf3+ 54. Kc3 Ng5 55. Ne3 Be2 56. Kd4 Bd3 57. Nxc4 Nf3+ 58. Ke3 Ng5 59. Nd2 Bb5 60. Nxe4 Nh7 61. g5 Nf8 62. h7 Ng6 63. Nc5 Bd3 64. a7 Bc4 65. a8=Q Nh4 66. Qa5+ Kd6 67. Qb6+ Ke7 68. Qf6+ Ke8 69. Bc6# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 129 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Qxd3 Qxd3 8. Bxd3 e5 9. Be3 Ng4 10. O-O-O Nxe3 11. fxe3 Bc5 12. Rhe1 Bg4 13. Rd2 h6 14. Nge4 Nd7 15. Bc2 b6 16. Nd6+ Bxd6 17. Rxd6 Nc5 18. h3 Be6 19. Red1 Bxc4 20. Rxc6 Be6 21. Rc7 O-O 22. Nd5 Rfd8 23. Ne7+ Kf8 24. Rxd8+ Rxd8 25. Rxa7 Nd3+ 26. Bxd3 Rxd3 27. Nc6 f6 28. Ra8+ Rd8 29. Rxd8+ Kf7 30. a3 Bf5 31. g4 Be4 32. Rd6 Bg2 33. h4 Bf3 34. g5 hxg5 35. hxg5 Be4 36. Kd2 b5 37. Na7 b4 38. Rd7+ Kg6 39. gxf6 gxf6 40. axb4 Bf3 41. b5 f5 42. b6 Kf6 43. b7 Bxb7 44. Rxb7 Ke6 45. Rb5 Kd6 46. b4 e4 47. Rxf5 Ke6 48. b5 Kxf5 49. b6 Kg6 50. b7 Kg5 51. b8=Q Kf6 52. Qd6+ Kf5 53. Nc6 Kg4 54. Qf4+ Kh3 55. Qxe4 Kg3 56. Qe5+ Kg4 57. e4 Kh4 58. Qf5 Kg3 59. e5 Kg2 60. Qe4+ Kg1 61. e6 Kf2 62. Ne5 Kg3 63. Ke3 Kh3 64. Kf2 Kh2 65. Qh4# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 127 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Bxd3 Bg4 8. Be3 Qxe3+ 9. fxe3 Bxd1 10. Rxd1 h6 11. Ne6 Na6 12. O-O Ng4 13. Nxf8 Rxf8 14. Rf3 Rd8 15. e4 Ne5 16. Rg3 Nc5 17. Be2 Rxd1+ 18. Nxd1 Nxe4 19. Rxg7 e6 20. Nf2 Nd6 21. b3 Nf5 22. Rh7 Rg8 23. Nd3 Ng4 24. Bxg4 Rxg4 25. Ne5 Rd4 26. g4 Ne3 27. h4 Nxg4 28. c5 Nxe5 29. Rxh6 Rd2 30. Rh8+ Kd7 31. a3 Rd3 32. Ra8 a6 33. Ra7 Rxb3 34. h5 Nd3 35. h6 Nxc5 36. Kg2 Ne4 37. h7 Rb6 38. h8=Q f5 39. Qg7+ Kd6 40. Rxb7 Rxb7 41. Qxb7 Nc5 42. Qc8 Kd5 43. Kf3 Kd6 44. Ke3 a5 45. Qd8+ Nd7 46. Qxa5 e5 47. Qd8 c5 48. Qc8 f4+ 49. Kf3 Ke7 50. Qc7 Ke8 51. Ke4 Ke7 52. Kd3 Ke8 53. a4 Ke7 54. a5 Ke6 55. a6 Nf8 56. a7 Nd7 57. a8=Q c4+ 58. Qxc4+ Ke7 59. Qb4+ Kf7 60. Qd5+ Kf6 61. Qbd6+ Kg5 62. Qg2+ Kh5 63. Qh3+ Kg5 64. Qdh6# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 91 moves | 1. Nf3 d5 2. c4 c6 3. e4 dxe4 4. Ng5 Nf6 5. Nc3 Qd4 6. d3 exd3 7. Qxd3 e5 8. Nf3 Qd6 9. Bg5 Qxd3 10. Bxd3 h6 11. Bxf6 gxf6 12. O-O-O Bg4 13. Ne4 Nd7 14. Be2 O-O-O 15. h3 Bf5 16. Bd3 Bg6 17. Bc2 Bxe4 18. Bxe4 Bc5 19. Rhf1 Nb6 20. Rxd8+ Rxd8 21. b3 Kc7 22. g4 Nc8 23. Kc2 Nd6 24. Nd2 Bb4 25. Bh7 Bxd2 26. Kxd2 Nxc4+ 27. Ke2 Nd6 28. Rd1 e4 29. Rd4 f5 30. Ke3 c5 31. Ra4 a6 32. Bxf5 Nxf5+ 33. gxf5 Rd3+ 34. Kxe4 Rxh3 35. Rc4 b6 36. b4 Rh4+ 37. f4 Kc6 38. Rc2 h5 39. a4 Rg4 40. a5 Kb5 41. axb6 Rh4 42. b7 Kc6 43. b8=Q c4 44. Rxc4+ Kd7 45. Qb7+ Ke8 46. Rc8# |