| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 33 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 Bd3 9. Be6 Nd7 10. Nd4 Ne5 11. f4 c5 12. Nxb5 Be4 13. Qa4 Nd3+ 14. Kf1 Bc6 15. Qc4 Be4 16. Bf7+ Kd7 17. Qe6# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 37 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 Bd3 9. Be6 Qd6 10. Nd4 g6 11. Nc3 c5 12. Ndxb5 Qg3 13. hxg3 Bxb5 14. Nxb5 Nc6 15. Nc7+ Kd8 16. Nxa8 Ne5 17. Qb3 Nf3+ 18. Kd1 Nd4 19. Qb8# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z in 131 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Be2 Bd3 9. Qb3 Bxe2 10. Kxe2 g5 11. Nd4 Qd6 12. Qe6 Qd7 13. Nc3 a5 14. Ne4 Ra7 15. d3 Qxe6 16. Nxe6 Nd7 17. Bd2 g4 18. Rac1 Nb8 19. h3 Nh6 20. hxg4 Nxg4 21. d4 f5 22. Ng3 f4 23. Nxf4 Kd7 24. Rh4 Nf6 25. e4 Rg8 26. Nd3 Ra8 27. Nf5 Rg2 28. Ne3 Rg7 29. Ne5+ Ke8 30. d5 Rg5 31. Nxc6 Nxc6 32. Rxc6 Rg1 33. Rc7 Kd8 34. Rb7 b4 35. e5 Kc8 36. Rb6 Nd7 37. Re6 Rg6 38. Nc4 Kd8 39. Rxh7 Rxe6 40. dxe6 Nc5 41. Be3 Nxe6 42. Bb6+ Ke8 43. Ke3 a4 44. f4 Rc8 45. b3 Rc6 46. Ba5 Rc5 47. Bxb4 Rb5 48. Ba5 axb3 49. axb3 Rxb3+ 50. Ke4 Nc5+ 51. Kf5 e6+ 52. Kg4 Ne4 53. Be1 Rb1 54. Bh4 Rb4 55. Rc7 Bc5 56. Nd2 Be3 57. Nxe4 Rd4 58. Kf3 Rd3 59. Ke2 Rd6 60. exd6 Bxf4 61. d7+ Kf7 62. Nd6+ Bxd6 63. d8=Q+ Bxc7 64. Qf6+ Kg8 65. Qxe6+ Kg7 66. Qd7+ |
| 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. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Be2 Bd3 9. Qb3 Bxe2 10. Kxe2 g5 11. Nd4 Qd6 12. Qe6 Qd7 13. Nc3 a5 14. Ne4 Ra7 15. d3 Bh6 16. h4 g4 17. Rg1 Qxe6 18. Nxe6 f5 19. N4g5 Nf6 20. Nd4 f4 21. exf4 Rd7 22. Nge6 Kf7 23. Be3 Rd5 24. Rac1 Rg8 25. Rc2 Bg7 26. a3 Rd6 27. Nxg7 Rxg7 28. Nf5 Rg6 29. Nxd6+ exd6 30. Ba7 Nfd7 31. f5 Rg8 32. Be3 Ne5 33. Rg3 Nf3 34. Rxf3 gxf3+ 35. Kxf3 c5 36. d4 Na6 37. dxc5 dxc5 38. Rd2 Re8 39. Rd6 Ra8 40. Ke4 Ra7 41. Kd5 b4 42. axb4 Nxb4+ 43. Kxc5 Rc7+ 44. Kb5 Rc2 45. Rd7+ Kg8 46. b3 Rb2 47. f6 Kf8 48. f7 Kg7 49. Bd4+ Kh6 50. f8=Q+ Kg6 51. Rxh7 Na2 52. Qf7# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 47 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 Bd3 9. Be6 Qd6 10. Nd4 g6 11. Nc3 c5 12. Ndxb5 Qg3 13. hxg3 Bxb5 14. Nxb5 Bh6 15. Qf3 Bg5 16. Qxa8 Kf8 17. Qxb8+ Kg7 18. Qe8 h5 19. Rb1 a6 20. Nc7 f5 21. Bxg8 Rxg8 22. Ne6+ Kh6 23. Qxg8 f4 24. Qg7# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 117 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 e5 9. d4 Nd7 10. Nc3 Bb4 11. Bd2 Ne7 12. Rg1 exd4 13. Nxd4 g6 14. Nxf5 Nxf5 15. Rg4 Bd6 16. Re4+ Ne7 17. Qf3 Bxh2 18. O-O-O Bd6 19. Re6 Nb6 20. Qxc6+ Qd7 21. Qxd6 Qxd6 22. Rxd6 Rc8 23. Kb1 Nc4 24. Rxf6 Rd8 25. Bxc4 bxc4 26. Ne4 Rf8 27. Nd6+ Rxd6 28. Rxd6 Rxf2 29. Rd4 h5 30. Rxc4 g5 31. Rc5 h4 32. Rxg5 h3 33. Be1 Re2 34. Bg3 Rxe3 35. Rh1 Re2 36. Rxh3 Rg2 37. Bh4 Re2 38. Rg7 a6 39. Rxe7+ Rxe7 40. Bxe7 Kxe7 41. Ra3 Kd6 42. Rxa6+ Kd5 43. a4 Kc5 44. b3 Kd4 45. Ka2 Kd5 46. Rg6 Ke4 47. a5 Kf5 48. Rg1 Ke4 49. a6 Ke5 50. a7 Kd5 51. a8=Q+ Kd6 52. b4 Ke6 53. Kb3 Ke5 54. b5 Ke6 55. b6 Kd6 56. Qe8 Kc5 57. b7 Kd4 58. Rg5 Kd3 59. Rd5# |
| 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. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 Bd3 8. Be6 Na6 9. Nd4 Nc7 10. Nc3 Nxe6 11. Nxe6 Qd6 12. Qb3 b5 13. Nf4 Bc4 14. Qd1 g5 15. d3 Bf7 16. Nfe2 Bh5 17. Ne4 Qb4+ 18. Qd2 e5 19. Rg1 O-O-O 20. Qxb4 Bxb4+ 21. Bd2 Bxd2+ 22. Kxd2 Bf3 23. Nc5 Kb8 24. Rg3 Bh5 25. a4 Ne7 26. axb5 cxb5 27. Ra5 Be8 28. Nc3 b4 29. N3e4 Nd5 30. Ne6 Rd7 31. N6c5 Re7 32. Na6+ Kb7 33. Rxd5 Kxa6 34. Nxf6 Rf8 35. Rd6+ Ka5 36. Rxg5 Bb5 37. Ne4 Ree8 38. Rd5 a6 39. Rgxe5 Rxe5 40. Rxe5 b3 41. Rh5 Rf7 42. f4 Kb4 43. d4 Re7 44. Nf6 Rg7 45. Nd5+ Kc4 46. Nb6+ Kb4 47. Rg5 Rxg5 48. fxg5 Be8 49. Nd5+ Kc4 50. Nc7 Bb5 51. h4 Kb4 52. Nxb5 h6 53. gxh6 Ka4 54. Nc3+ Kb4 55. Kd3 Ka5 56. h5 Kb6 57. h7 Kc6 58. h6 Kb7 59. h8=Q a5 60. h7 Ka7 61. Nb5+ Ka6 62. Qa8+ Kb6 63. h8=Q Kxb5 64. Qe5+ Kb4 65. Qaxa5# |
| 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. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 Bd3 9. Be6 Qd6 10. Nd4 Nh6 11. b3 g6 12. Bb2 Nd7 13. f4 c5 14. Bxd7+ Qxd7 15. Qf3 Rc8 16. Ne2 Qg4 17. Qxg4 Nxg4 18. h3 Nh6 19. Nc1 Be4 20. Rg1 b4 21. d3 Bf5 22. Rg3 Rd8 23. e4 Bc8 24. a3 Rd7 25. axb4 cxb4 26. Ra4 Rc7 27. Rxb4 e5 28. Rb8 exf4 29. Rf3 Bd6 30. Ne2 Rc2 31. Kd1 Rc6 32. Ra8 O-O 33. Rxa7 Bc5 34. Ra8 g5 35. d4 Rd8 36. Nd2 Be7 37. Ra7 Rd7 38. d5 Rcc7 39. Ra8 Rd8 40. Bd4 Re8 41. h4 Nf7 42. hxg5 fxg5 43. Rc3 Rxc3 44. Bxc3 Bc5 45. b4 Bf2 46. e5 Bd7 47. Rxe8+ Bxe8 48. Nc1 Bb5 49. e6 Nd6 50. Be5 Nf5 51. Ne4 Be3 52. Ne2 Ba4+ 53. Ke1 f3 54. N2c3 Bc2 55. b5 Kf8 56. d6 Bxe4 57. Nxe4 Nd4 58. e7+ Kf7 59. Nf6 Nc2+ 60. Kd1 Ke6 61. e8=Q+ Kf5 62. d7 f2 63. Ke2 Bb6 64. Bc3 Be3 65. Qe4# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 43 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 e5 9. d4 exd4 10. Nxd4 Be4 11. Rg1 Bxb1 12. Rxb1 Bb4+ 13. Bd2 Bxd2+ 14. Qxd2 g6 15. Rg4 Ne7 16. Re4 f5 17. Re6 Rf8 18. Rd1 Qd7 19. Qa5 Qc8 20. Qb4 Qc7 21. Nxb5 Qg3 22. Rxe7# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 117 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Be2 Bd3 9. Nc3 e5 10. Rg1 Ne7 11. Bxd3 Qxd3 12. Qe2 Qxe2+ 13. Kxe2 Nd5 14. d3 Nb4 15. d4 Nc2 16. Rb1 exd4 17. exd4 Nd7 18. d5 cxd5 19. Nxb5 Kd8 20. Bd2 Rc8 21. Ba5+ Ke7 22. Nc7 Rg8 23. Rbc1 Rxc7 24. Bxc7 Nb4 25. a3 Na6 26. Rgd1 Nxc7 27. Rxc7 Kd6 28. Rxa7 g5 29. Ra6+ Kc7 30. Rxd5 Bc5 31. Re6 g4 32. Nd4 Bxd4 33. Rxd4 h5 34. Re7 Rd8 35. Rh7 Kc6 36. Rxh5 Rb8 37. b4 Re8+ 38. Kd3 Ne5+ 39. Kc3 Ra8 40. Kb3 Re8 41. Rf5 Re6 42. Rdf4 Re7 43. Rxf6+ Kd5 44. Ra6 Rh7 45. Ra5+ Ke6 46. Re4 Rh5 47. Ka4 Rf5 48. h4 Kd6 49. Rc5 Ke6 50. Ka5 Kf6 51. b5 Ke6 52. b6 Kd6 53. Rexe5 Rf6 54. b7 Re6 55. b8=Q+ Ke7 56. Qb7+ Kf6 57. Rf5+ Kg6 58. Qf7+ Kh6 59. Rh5# |
| 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. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 e5 9. d4 exd4 10. Nxd4 Be4 11. Rg1 Bg6 12. Nc3 Qd6 13. Qg4 Ne7 14. Qg2 a6 15. Bd2 Nd7 16. Rd1 Nc5 17. Nce2 Nd3+ 18. Kf1 Nxb2 19. Rc1 Nd3 20. Rc3 b4 21. Rc4 Bf7 22. Rc2 Bxb3 23. axb3 Ne5 24. Nf4 g5 25. Nfe6 Nd5 26. Qg3 Rc8 27. Qh3 Qb8 28. Qh5+ Ng6 29. Nxf8 Rxf8 30. Qxh7 Ne5 31. e4 Qb6 32. Nf5 Qb8 33. exd5 Rc7 34. Nd6+ Kd8 35. Qh6 Ke7 36. Nf5+ Ke8 37. Rg3 Qb5+ 38. Kg1 Rd7 39. dxc6 Rd8 40. c7 Nf3+ 41. Rxf3 Kf7 42. cxd8=N+ Rxd8 43. Qh7+ Ke6 44. Re3+ Qe5 45. Ng7+ Kd6 46. Bxb4+ Qc5 47. Rxc5 g4 48. Qd3# |
| 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. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Be2 Bd3 9. Qb3 Bxe2 10. Kxe2 Nh6 11. d4 Nf5 12. Qe6 g6 13. Nc3 Ng7 14. Qb3 Nh5 15. Qe6 Qd7 16. Qxd7+ Nxd7 17. Rg1 e5 18. a4 exd4 19. Nxd4 b4 20. Ne4 f5 21. Ng5 Bd6 22. Rd1 Be7 23. Ngf3 Rc8 24. Ne6 Nc5 25. Nxc5 Bxc5 26. Nd4 Kf7 27. Nb3 Bb6 28. a5 Bc7 29. Rd7+ Kg8 30. Nd4 Nf6 31. Re7 Nd5 32. Rd7 Bxh2 33. Rxa7 Be5 34. a6 h5 35. Ra5 Bxd4 36. exd4 Rd8 37. Rc5 Rh6 38. Bxh6 Re8+ 39. Kf3 Ne7 40. Re5 Kf7 41. Bg5 Kg8 42. Raxe7 Rd8 43. a7 Kf8 44. Rh7 Kg8 45. Bxd8 f4 46. Rc7 Kf8 47. a8=Q c5 48. Bf6# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z in 95 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 Nd7 6. Nxd7 Qxd7 7. d4 Nf6 8. Nc3 Bg4 9. f3 Bh3 10. cxd5 Nxd5 11. e4 Nxc3 12. bxc3 Rd8 13. Rb1 Bxf1 14. Rxf1 e5 15. Ke2 h6 16. Be3 b5 17. Qd3 Qe6 18. Rb2 Qh3 19. Rf2 Be7 20. Kd2 exd4 21. cxd4 Bh4 22. Qf1 Qd7 23. Rg2 Bf6 24. Ke2 c5 25. Rd2 cxd4 26. Rd3 Qe6 27. Bd2 Qxa2 28. Qc1 Qc4 29. Qa3 Rd7 30. Rg4 Be7 31. Qb3 g5 32. Qb1 h5 33. Rg3 g4 34. Rg1 Bd6 35. Rc1 gxf3+ 36. Kxf3 Qa4 37. Rc8+ Rd8 38. Rxd8+ Kxd8 39. Bb4 Bxb4 40. Rxd4+ Ke8 41. Rxb4 f5 42. Rxa4 bxa4 43. Qb8+ Ke7 44. Qxh8 fxe4+ 45. Kxe4 a5 46. Qxh5 Kd7 47. Qxa5 Kd6 48. Qe5+ |
| 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. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 e5 9. d4 exd4 10. Nxd4 Be4 11. Rg1 Bxb1 12. Rxb1 Bb4+ 13. Bd2 Bxd2+ 14. Qxd2 Nh6 15. Rxg7 Qd6 16. Rd1 Rf8 17. Ne6 Qxd2+ 18. Rxd2 Na6 19. Rxh7 Rg8 20. Rxh6 Rg1+ 21. Ke2 Rb8 22. Nc7+ Nxc7 23. Rh8+ Ke7 24. Rxb8 Nd5 25. Rb7+ Kf8 26. Bxd5 Rg7 27. Rxg7 Kxg7 28. Bxc6 a6 29. Bb7 a5 30. Rd5 b4 31. Rxa5 Kf7 32. Rb5 Ke6 33. Kf3 Kd6 34. Kf4 Ke7 35. Rxb4 Kd6 36. h4 Kd7 37. a4 Ke7 38. Rb6 Kd7 39. Rxf6 Ke7 40. Ke5 Kd7 41. Bc6+ Kc8 42. h5 Kc7 43. h6 Kb6 44. b4 Kc7 45. Bd5 Kd8 46. Rf7 Ke8 47. h7 Kd8 48. h8=Q# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 133 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 Bd3 8. Be6 Na6 9. Nd4 Nc7 10. Nc3 Nxe6 11. Nxe6 Qd6 12. Qb3 b5 13. Nxf8 Kxf8 14. f4 b4 15. Ne2 Qd5 16. Qxd5 cxd5 17. a3 e5 18. axb4 Ne7 19. fxe5 fxe5 20. Ra3 e4 21. Nf4 Bb5 22. Rc3 Bc4 23. b3 Bb5 24. Rc7 Rc8 25. Rxc8+ Nxc8 26. Nxd5 Kf7 27. Rg1 Rd8 28. Nc7 Bd7 29. Bb2 g6 30. Rf1+ Kg8 31. Bf6 Rf8 32. Rf2 Rf7 33. Bd4 Rxf2 34. Kxf2 Kf7 35. Nd5 g5 36. Nc3 Bf5 37. b5 Ke6 38. Kg3 h6 39. h4 Kd6 40. hxg5 hxg5 41. Bf6 g4 42. Kf4 Ke6 43. Bd4 Ne7 44. Bxa7 Ng6+ 45. Kg3 Kd6 46. Bd4 Kd7 47. b6 Kd6 48. Nb5+ Kc6 49. b7 Kxb7 50. Nd6+ Kc6 51. Nxf5 Kd5 52. Kxg4 Ne5+ 53. Bxe5 Kxe5 54. Ng3 Kd5 55. Kf4 Kc6 56. Nxe4 Kb5 57. d4 Kc6 58. Ke5 Kb5 59. d5 Ka5 60. d6 Kb5 61. d7 Kb4 62. d8=Q Kxb3 63. Qd4 Kc2 64. Qc3+ Kb1 65. Nd2+ Ka2 66. Nc4 Kb1 67. Qb2# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 51 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 e5 9. d4 Nd7 10. Nc3 Bb4 11. Rg1 Bxc3+ 12. bxc3 g6 13. Ba3 Nh6 14. dxe5 Nxe5 15. Nxe5 fxe5 16. Qf3 e4 17. Qf4 Nf7 18. Rd1 Be6 19. Rxd8+ Nxd8 20. Qf6 Kd7 21. Qxh8 Bxb3 22. axb3 Kc8 23. Qxh7 a5 24. Bd6 Ra7 25. Qxa7 a4 26. Qc7# |
| 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. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 Bd3 8. Be6 Nh6 9. Nc3 Nf5 10. Rg1 Nd7 11. b4 Nd6 12. Nd4 g6 13. a4 c5 14. bxc5 Nxc5 15. Ba3 Nxe6 16. Nxe6 Qc8 17. Nd5 Rb8 18. Bxd6 Be4 19. Bxb8 Bxd5 20. Nc7+ Kf7 21. Nxd5 Qxb8 22. Nf4 e6 23. Rb1 b6 24. d4 Bd6 25. Qg4 Bxf4 26. Qxf4 Qxf4 27. exf4 Re8 28. Rc1 Re7 29. Kd2 Rd7 30. Ke3 h5 31. Rc6 h4 32. Rg4 h3 33. Rh4 Re7 34. Rh6 Kg7 35. Rxh3 Kg8 36. Ke4 Kg7 37. Rhc3 Kh6 38. Rc7 Rxc7 39. Rxc7 a6 40. Re7 b5 41. Rxe6 bxa4 42. Rxa6 f5+ 43. Ke5 Kg7 44. Rxa4 Kf8 45. Ra7 Kg8 46. Kf6 g5 47. fxg5 Kf8 48. Ra8# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 47 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 Bg4 7. Nc3 dxc4 8. Bxc4 b5 9. Be2 b4 10. Na4 Nd7 11. Qc2 Qc7 12. d4 Rd8 13. h3 Be6 14. Bd2 a5 15. e4 Qd6 16. Rc1 f5 17. e5 Nxe5 18. Nxe5 Bd5 19. Nxc6 Bxh1 20. Nxd8 Qxd8 21. Qxf5 Qd7 22. Bb5 e6 23. Qxe6+ Kd8 24. Qxd7# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 107 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Be2 Bd3 9. Qb3 Bxe2 10. Kxe2 g5 11. Nc3 g4 12. Nd4 Qd6 13. Qe6 Qxe6 14. Nxe6 Na6 15. h3 gxh3 16. Rxh3 Kd7 17. Nxf8+ Rxf8 18. d4 e5 19. dxe5 fxe5 20. e4 Ne7 21. Be3 Ng6 22. Rd1+ Kc8 23. Rh6 Rf6 24. Ke1 Nc5 25. Bxc5 a5 26. Bd6 Rf4 27. a3 Rg4 28. Kf1 Rg5 29. b3 Kb7 30. Bc5 Kc7 31. b4 axb4 32. axb4 Rg4 33. Rd3 Rg5 34. Rdh3 Nf8 35. Be7 Rg6 36. Bf6 Rhg8 37. Bxe5+ Kc8 38. Ke2 Nd7 39. Bd6 Rxh6 40. Rxh6 Rg6 41. Rxg6 hxg6 42. e5 Nb6 43. e6 g5 44. Ne4 Nd5 45. Nxg5 Kd8 46. Nf7+ Ke8 47. f4 Nb6 48. f5 Nc8 49. f6 c5 50. Bxc5 Ne7 51. Nd6+ Kf8 52. Nf5 Ke8 53. f7+ Kf8 54. Bxe7# |
| ECO A09 in 2007 play it! ziegler m defeats black's ziegler z by checkmate in 35 moves | 1. Nf3 d5 2. c4 c6 3. g4 Bxg4 4. Ne5 Bf5 5. e3 f6 6. Nf3 dxc4 7. Bxc4 b5 8. Bb3 e5 9. d4 exd4 10. Nxd4 Be4 11. Rg1 Na6 12. Nd2 Nc5 13. Nxe4 Nxe4 14. Qg4 Qa5+ 15. Ke2 Rc8 16. Qxc8+ Qd8 17. Bf7+ Ke7 18. Qe6# |