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| ECO E01-3772 play it pgn download robotboy vs robotgirl white wins by checkmate in 55 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 Nbd7 6. O-O c5 7. Na3 c3 8. bxc3 Qa5 9. Qd3 cxd4 10. cxd4 Qh5 11. Nb5 Nd5 12. e4 a6 13. exd5 axb5 14. dxe6 fxe6 15. Re1 Bb4 16. Rxe6+ Kf8 17. Ng5 Nf6 18. Bf3 Qg6 19. Qxb5 Be7 20. Rxe7 Kxe7 21. Bf4 Rb8 22. Qe5+ Kf8 23. Qd6+ Ke8 24. g4 Nxg4 25. Re1+ Ne3 26. Rxe3+ Qe4 27. Rxe4+ Be6 28. Rxe6# |
| ECO E01-3771 play it pgn download zorg7000 vs antdog black wins by checkmate in 118 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nc3 dxc4 5. Qa4+ Nc6 6. Bg2 Qd7 7. Bxc6 Qxc6 8. Qxc6+ bxc6 9. Bg5 Nd5 10. Nf3 c5 11. Ne4 cxd4 12. Nxd4 Bb4+ 13. Bd2 Bxd2+ 14. Kxd2 e5 15. Nc6 f6 16. Rac1 Bf5 17. f3 Bxe4 18. fxe4 c3+ 19. bxc3 Ne7 20. Nxe7 Kxe7 21. e3 Rab8 22. Rb1 Rb6 23. Rb3 Rd8+ 24. Ke2 a5 25. Rhb1 Rc6 26. a3 a4 27. Rb8 Rxb8 28. Rxb8 Rxc3 29. Rg8 Kf7 30. Rc8 Kg6 31. h4 Rxa3 32. Rxc7 Rb3 33. h5+ Kh6 34. Kf3 a3 35. Ra7 Kxh5 36. Rxg7 a2 37. Rxh7+ Kg6 38. Ra7 Rb2 39. Ra5 Kf7 40. Ra8 Ke6 41. Ra5 Kd6 42. Ra3 Kc5 43. Ra4 Rd2 44. Ra6 Kb5 45. Ra3 Rb2 46. Ra8 Kb6 47. Ra4 Rh2 48. Ra8 Kc5 49. Ra4 Kb5 50. Ra7 Rc2 51. Ra3 Rd2 52. Ra7 Rh2 53. Ra3 Kb4 54. Ra8 Kb3 55. Ra7 Kc3 56. Ra6 Kb2 57. Rd6 a1=Q 58. Rd3 Qh1+ 59. Kg4 Qxe4# |
| ECO E01-3770 play it pgn download ziegler z vs ziegler m white wins by checkmate in 127 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 O-O 8. e3 dxc4 9. Nxc4 Qd5 10. Rc1 Na5 11. b3 Nxc4 12. Rxc4 Qa5+ 13. Qd2 Qxd2+ 14. Nxd2 c6 15. O-O Rd8 16. Rd1 g6 17. Bf3 Nd5 18. e4 Nb6 19. Rb4 f5 20. Be2 fxe4 21. Nxe4 Nd5 22. Rc4 Rf8 23. Re1 a6 24. Bg4 h5 25. Bh3 Kg7 26. Ng5 Re8 27. Re5 Bd7 28. f4 Rab8 29. a3 Rbd8 30. Nxe6+ Bxe6 31. Bxe6 Nc7 32. Bh3 Nb5 33. Rb4 a5 34. Ra4 Kf7 35. f5 gxf5 36. Rxf5+ Kg6 37. Rxa5 Nxd4 38. Rg5+ Kf6 39. Rxh5 Re1+ 40. Bf1 Nxb3 41. Raf5+ Kg6 42. Rhg5+ Kh6 43. Re5 b5 44. Rxe1 Kxg5 45. h4+ Kg4 46. Re4+ Kf5 47. Rf4+ Ke5 48. a4 Rd4 49. axb5 cxb5 50. Rxd4 Nc5 51. Rb4 Ne4 52. Kg2 Nd6 53. Bxb5 Kd5 54. Bd3 Kc5 55. Rf4 Ne8 56. h5 Kd5 57. h6 Nc7 58. h7 Kd6 59. h8=Q Ne6 60. Qb8+ Kc5 61. Qe5+ Kc6 62. Qxe6+ Kc5 63. Qf6 Kd5 64. Rf5# |
| ECO E01-3769 play it pgn download ziegler z vs ziegler m white wins by checkmate in 71 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 O-O 8. e3 Bd7 9. O-O a5 10. Ne5 b6 11. Nxd7 Qxd7 12. cxd5 exd5 13. Qa4 Ne5 14. Qb3 Neg4 15. h3 Nh6 16. Rac1 Nf5 17. Rc3 Rac8 18. Bf3 Rfe8 19. Rd1 Ne4 20. Nxe4 dxe4 21. Bg4 g6 22. Rdc1 Kh8 23. R1c2 Red8 24. h4 Rg8 25. Rc6 Rge8 26. Qc3 Qd5 27. Rxc7 Rxc7 28. Qxc7 Qxa2 29. Bxf5 gxf5 30. Rc6 Qxb2 31. Qxf7 Ra8 32. Qf6+ Kg8 33. Qg5+ Kf7 34. Rc7+ Ke6 35. Qe7+ Kd5 36. Qe5# |
| ECO E01-3768 play it pgn download ziegler z vs ziegler m white wins by checkmate in 139 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. Nxc4 O-O 9. e3 Qd5 10. Rc1 Na5 11. Nxa5 Qxa5+ 12. Qd2 Qxa2 13. Rxc7 Ne4 14. Qb4 Qa1+ 15. Ke2 Qa6+ 16. Qc4 Qa5 17. Rc1 h6 18. Qd3 Qf5 19. h3 a5 20. g4 Qh7 21. Ne5 Nd6 22. Qxh7+ Kxh7 23. Nc4 Nxc4 24. R1xc4 Rb8 25. Re7 b6 26. Ra7 g6 27. Rcc7 Kg7 28. d5 exd5 29. Bxd5 h5 30. f3 Kf6 31. Bxf7 Ba6+ 32. Rxa6 Rxf7 33. Rc6+ Kg7 34. Raxb6 Rxb6 35. Rxb6 hxg4 36. fxg4 Rc7 37. e4 Rc2+ 38. Kf3 Rh2 39. Kg3 Re2 40. Kf4 Rh2 41. Kg5 Rxh3 42. Rb7+ Kf8 43. Kxg6 Re3 44. Kf5 Rf3+ 45. Ke6 Rf4 46. e5 Rxg4 47. Ra7 a4 48. Ra8+ Kg7 49. Kd5 Rb4 50. Ra7+ Kf8 51. e6 Ke8 52. Ke5 Rg4 53. Kd6 Rd4+ 54. Kc6 Re4 55. Ra8+ Ke7 56. Kd5 Rxe6 57. Rxa4 Rd6+ 58. Kc5 Ke6 59. Re4+ Kf7 60. Kxd6 Kg6 61. b4 Kf6 62. b5 Kf5 63. Rd4 Kg6 64. Ke5 Kf7 65. b6 Ke7 66. b7 Kf7 67. b8=Q Kg7 68. Kf5 Kh7 69. Qg3 Kh6 70. Qg6# |
| ECO E01-3767 play it pgn download ziegler z vs ziegler m white wins by checkmate in 103 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. e3 Qd5 9. O-O Bd7 10. Ne5 Qb5 11. Nexc4 O-O 12. Rc1 Rad8 13. Ne4 Nd5 14. a4 Qb4 15. b3 f6 16. Nc5 b5 17. Na6 Qe7 18. axb5 Ncb4 19. Nxb4 Qxb4 20. Bh3 Qxb5 21. e4 Nb6 22. Ne3 e5 23. Bxd7 Rxd7 24. d5 Rfd8 25. f4 exf4 26. gxf4 Re8 27. Qc2 Rde7 28. Nf5 g5 29. Nxe7+ Rxe7 30. fxg5 fxg5 31. Rf5 Rg7 32. d6 c5 33. Qxc5 Qe8 34. Qe5 Qxe5 35. Rxe5 h6 36. Rc7 Rf7 37. Rxf7 Kxf7 38. Re7+ Kf6 39. Kf2 h5 40. Ke3 g4 41. e5+ Kf5 42. Kd4 h4 43. Rxa7 g3 44. hxg3 hxg3 45. Rg7 g2 46. Rxg2 Nd7 47. Kd5 Kf4 48. e6 Ne5 49. d7 Nf3 50. d8=Q Ng5 51. Qxg5+ Kf3 52. Qg3# |
| ECO E01-3766 play it pgn download ziegler z vs ziegler m black wins in 118 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 dxc4 7. Bxb4 Nxb4 8. Qa4+ Nc6 9. Ne5 Rb8 10. Nxc6 bxc6 11. Qxc4 Rxb2 12. Qc3 Rb6 13. e3 Nd5 14. Qc5 Qd6 15. e4 Nb4 16. O-O Qxc5 17. dxc5 Rb5 18. Rc1 Nd3 19. Rc3 Rxc5 20. Bf1 Rxc3 21. Nxc3 Nc5 22. Rd1 e5 23. f3 Ke7 24. Kf2 Rf8 25. Bc4 Be6 26. Bxe6 Nxe6 27. Ke3 f6 28. f4 Nd4 29. h3 Rd8 30. fxe5 fxe5 31. Rf1 Nc2+ 32. Ke2 c5 33. Rb1 c6 34. Rb7+ Rd7 35. Rxd7+ Kxd7 36. Kd3 Na3 37. Ke3 Kd6 38. g4 c4 39. h4 Kc5 40. h5 Kb4 41. Kd2 Nb5 42. Nd1 c3+ 43. Kd3 c5 44. Ne3 c4+ 45. Kc2 Na3+ 46. Kd1 Kc5 47. g5 Kd4 48. Nc2+ Nxc2 49. Kxc2 Kxe4 50. Kxc3 Kd5 51. g6 hxg6 52. hxg6 e4 53. Kd2 Kd4 54. a3 c3+ 55. Kd1 e3 56. Ke1 c2 57. a4 c1=Q+ 58. Ke2 Qc2+ 59. Kf3 Qc6+ |
| ECO E01-3765 play it pgn download ziegler z vs ziegler m white wins by checkmate in 123 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. e3 Qd5 9. O-O Bd7 10. Ne5 Qb5 11. Nexc4 O-O 12. Rc1 Rad8 13. b3 Qf5 14. Qc2 Qxc2 15. Rxc2 Nb4 16. Rcc1 Nfd5 17. a4 Nd3 18. Ra1 f5 19. Nf3 Nc3 20. Nfe5 Nxe5 21. Nxe5 Ne4 22. Rac1 c6 23. Bxe4 fxe4 24. Kg2 Be8 25. f4 exf3+ 26. Rxf3 h6 27. Rcf1 Bh5 28. g4 Rxf3 29. Rxf3 Be8 30. b4 Kh7 31. Rf4 c5 32. bxc5 Bxa4 33. Rf7 Bc2 34. Kf3 Rb8 35. Re7 Bb3 36. Nd7 Rd8 37. Kf4 h5 38. Nf6+ Kh6 39. Rxb7 gxf6 40. Rxb3 hxg4 41. c6 Rc8 42. Rc3 Kg7 43. Kxg4 Kf8 44. h4 Ke7 45. h5 a5 46. h6 Kd6 47. h7 Kc7 48. Kh5 f5 49. Kg6 a4 50. Kg7 Kd6 51. h8=Q Rxh8 52. Kxh8 Kc7 53. Kg7 f4 54. exf4 Kc8 55. Kf6 e5 56. fxe5 Kd8 57. c7+ Kc8 58. e6 Kb7 59. c8=Q+ Kb6 60. Qa8 a3 61. Qb8+ Ka5 62. Rxa3# |
| ECO E01-3764 play it pgn download ziegler z vs ziegler m white wins by checkmate in 103 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 O-O 8. O-O dxc4 9. Nxc4 Rb8 10. e3 b5 11. Ncd2 Bb7 12. a4 b4 13. Qc2 Qd5 14. Rac1 Qh5 15. Nh4 Nd5 16. Bf3 Qg5 17. Ne4 Qe7 18. Nc5 Ba8 19. Be4 h6 20. Qc4 Na5 21. Qa6 Nc6 22. Nf3 g6 23. h3 Rb6 24. Qd3 Qe8 25. Qb3 Nf6 26. Qd1 Qe7 27. Nd2 Nxe4 28. Ndxe4 f5 29. Nd2 Kh7 30. Nf3 Rd8 31. Nd3 Bb7 32. b3 Nb8 33. Nc5 Bc6 34. Ne5 Bd5 35. e4 Bxe4 36. Nxe4 fxe4 37. Qg4 Rg8 38. Qxe4 a5 39. Rc5 Rd6 40. Rfc1 Na6 41. Rxa5 Qg7 42. Rc4 Rb6 43. Rc6 Nb8 44. Rxb6 cxb6 45. Rb5 Qc7 46. Rxb4 Na6 47. Rc4 Qg7 48. Qc6 Qa7 49. Qxe6 Rg7 50. Rc8 Nc7 51. Nd7 Rf7 52. Qxf7# |
| ECO E01-3763 play it pgn download ziegler z vs ziegler m white wins by checkmate in 47 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 dxc4 7. Bxb4 Ne5 8. Nxe5 Nd5 9. Bc5 b6 10. Ba3 b5 11. b3 c5 12. bxc4 Qa5+ 13. Qd2 Qxd2+ 14. Nxd2 bxc4 15. Bxc5 c3 16. Ndc4 Rg8 17. Nd6+ Kd8 18. Ndxf7+ Kc7 19. Bd6+ Kb7 20. Rb1+ Ka6 21. Be4 g6 22. Bd3+ Ka5 23. Nc6+ Ka4 24. Bb5# |
| ECO E01-3762 play it pgn download ziegler z vs ziegler m white wins in 75 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 dxc4 7. Bxb4 Ne5 8. Nxe5 Nd5 9. Bc5 b6 10. Ba3 Bd7 11. e4 Ne7 12. Qh5 O-O 13. Nxc4 h6 14. Nc3 f5 15. Qh4 c5 16. dxc5 Rf7 17. Nd6 Rf8 18. cxb6 axb6 19. Nb7 Qc7 20. Bxe7 Qxb7 21. Bxf8 Rxf8 22. O-O Bc6 23. Rad1 e5 24. f4 fxe4 25. fxe5 Rxf1+ 26. Rxf1 Qc7 27. Qf4 b5 28. Bxe4 Bxe4 29. Qxe4 Qb6+ 30. Kg2 Qe6 31. a3 Qb3 32. Qd5+ Qxd5+ 33. Nxd5 h5 34. e6 Kh7 35. e7 g6 36. e8=Q h4 37. Rf7+ Kh6 38. Qe3+ |
| ECO E01-3761 play it pgn download ziegler z vs ziegler m white wins by checkmate in 133 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 O-O 8. e3 dxc4 9. O-O a5 10. Nxc4 Bd7 11. Rc1 Ra7 12. Nfe5 Nxe5 13. dxe5 Nd5 14. Be4 Bb5 15. a4 Ba6 16. Re1 b6 17. Qd4 g6 18. Red1 c5 19. Qd2 Rd7 20. Nd6 Nb4 21. f4 f5 22. Bf3 g5 23. Be2 Bxe2 24. Qxe2 Nd5 25. Rf1 Kh8 26. e4 fxe4 27. fxg5 Rf3 28. Rxf3 exf3 29. Qxf3 Qxg5 30. Rf1 Qe3+ 31. Qxe3 Nxe3 32. Rf4 Nd5 33. Rf3 Kg7 34. Kf2 Kg6 35. Ke2 h6 36. b3 Kh5 37. h3 Kg6 38. Kd3 Nb4+ 39. Kc3 Nd5+ 40. Kc4 Rd8 41. Kb5 Rd7 42. Nc4 Rb7 43. Ka6 Re7 44. Nxb6 Nb4+ 45. Kb5 Kg5 46. Nc4 Rb7+ 47. Kxc5 Rd7 48. Kb6 Rd5 49. Rf6 Rxe5 50. Rxh6 Rd5 51. Rxe6 Rd3 52. Kxa5 Rxb3 53. h4+ Kh5 54. Rb6 Rxg3 55. Kxb4 Kxh4 56. a5 Rg2 57. a6 Ra2 58. Kb5 Kg5 59. Rb7 Kf5 60. a7 Ra1 61. Na5 Ra3 62. a8=Q Ra2 63. Qc8+ Kg5 64. Qc5+ Kg6 65. Rb6+ Kh7 66. Qc7+ Kh8 67. Rb8# |
| ECO E01-3760 play it pgn download ziegler z vs ziegler m white wins by checkmate in 89 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 O-O 8. e3 Bd7 9. O-O a6 10. Ne5 Re8 11. Rc1 h6 12. Nxd7 Qxd7 13. cxd5 exd5 14. Qb3 b6 15. Qc2 Nb4 16. Qxc7 Qb5 17. a4 Qe2 18. Rcd1 Re6 19. Bf3 Re5 20. Bxe2 Re6 21. Qb7 Rae8 22. Bxa6 R8e7 23. Qb8+ Re8 24. Qa7 Nxa6 25. Qxa6 Ng4 26. b4 g6 27. Rc1 Nf6 28. Rc7 Ne4 29. Nxe4 dxe4 30. Rb7 Rc6 31. a5 Rc2 32. Qxb6 Re6 33. Qa7 Rf6 34. Qb8+ Kg7 35. b5 g5 36. a6 Kg6 37. a7 Ra2 38. a8=Q Rxa8 39. Qxa8 Rf3 40. Rb6+ Kg7 41. Qxe4 Rf6 42. Qe5 Kf8 43. Qxf6 Ke8 44. Rd6 g4 45. Qd8# |
| ECO E01-3759 play it pgn download ziegler z vs ziegler m white wins by checkmate in 67 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. Nxc4 O-O 9. e3 Bd7 10. O-O Qb8 11. Rc1 Nb4 12. Qb3 a5 13. Nfe5 Qa7 14. Nxd7 Nxd7 15. a3 Nd5 16. Bf3 Rfd8 17. e4 N5f6 18. e5 Nd5 19. Rfd1 f6 20. Bxd5 exd5 21. Ne3 c6 22. e6 Nb6 23. Nf5 Re8 24. Qe3 Nc4 25. Qf4 Rxe6 26. Qg4 g6 27. Nh6+ Kg7 28. Qxe6 Kxh6 29. b3 Nxa3 30. Qxf6 Nb5 31. Rd3 a4 32. bxa4 Qb6 33. g4 Qxd4 34. Rh3# |
| ECO E01-3758 play it pgn download ziegler z vs ziegler m white wins by checkmate in 85 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 dxc4 7. Bxb4 e5 8. Nxe5 Nxe5 9. dxe5 Qxd1+ 10. Kxd1 Ng4 11. Ke1 Nxe5 12. Nd2 a5 13. Bc3 f6 14. f4 Nd7 15. Nxc4 a4 16. Bd5 Ra6 17. Bb4 b5 18. Ne3 Kd8 19. Rc1 Re8 20. Kf2 g5 21. f5 h5 22. Rhd1 h4 23. Bc6 hxg3+ 24. hxg3 Re5 25. Bc3 Rxf5+ 26. Nxf5 Rxc6 27. e3 Bb7 28. Nd4 Rd6 29. Bb4 c5 30. Bxc5 Nxc5 31. Rxc5 b4 32. Rb5 Bc8 33. Rxb4 Bd7 34. Rb7 Kc8 35. Ra7 f5 36. Rc1+ Kd8 37. Rh1 Rxd4 38. exd4 Be8 39. Rhh7 Bc6 40. d5 Bb7 41. Raxb7 Kc8 42. Rbf7 f4 43. Rh8# |
| ECO E01-3757 play it pgn download ziegler z vs ziegler m white wins by checkmate in 63 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. e3 Qd5 9. O-O Qb5 10. Qc2 c3 11. bxc3 O-O 12. e4 Qh5 13. e5 Nd5 14. c4 Ndb4 15. Qb1 a5 16. a3 Na6 17. Qb2 f6 18. Rae1 Rd8 19. exf6 Rd5 20. cxd5 exd5 21. Ne5 gxf6 22. Bxd5+ Kh8 23. Bf3 Qh3 24. Nxc6 bxc6 25. Bxc6 Rb8 26. Re8+ Kg7 27. Qa2 Kh6 28. Qf7 f5 29. Qf6+ Kh5 30. Bf3+ Qg4 31. h4 f4 32. Qg5# |
| ECO E01-3756 play it pgn download ziegler z vs ziegler m black wins by checkmate in 90 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 O-O 8. e3 dxc4 9. Nxc4 Bd7 10. O-O Rb8 11. Rc1 b6 12. Qd3 h6 13. e4 Nb4 14. Qb3 c5 15. Rfe1 Qe7 16. Nce5 Rfd8 17. a3 Nc6 18. Nxc6 Bxc6 19. Ne5 Ba8 20. dxc5 bxc5 21. Qc2 Qb7 22. Re2 Qb5 23. a4 Qa5 24. Nd3 Nd7 25. b3 Rb6 26. Rd1 Rdb8 27. Nc1 Nf6 28. f4 Qb4 29. Nd3 Qxb3 30. Qc3 Qxc3 31. Nf2 Qc4 32. Ree1 Qxa4 33. Ra1 Qb4 34. Rad1 c4 35. Ra1 Bc6 36. e5 Bxg2 37. Kxg2 Nd5 38. Re2 a5 39. Rea2 Rb5 40. Ne4 c3 41. Nd6 c2 42. Kh3 Nxf4+ 43. gxf4 Qxf4 44. Ne8 Qf3+ 45. Kh4 g5# |
| ECO E01-3755 play it pgn download ziegler z vs ziegler m white wins by checkmate in 53 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 dxc4 7. Bxb4 Nxb4 8. Qa4+ Nc6 9. Ne5 O-O 10. Nxc6 bxc6 11. e3 Rb8 12. b3 cxb3 13. axb3 c5 14. Qxa7 Rb6 15. dxc5 Rxb3 16. O-O e5 17. Na3 Qd3 18. Rfd1 Qe2 19. Re1 Qxf2+ 20. Kxf2 Ng4+ 21. Kg1 Nxe3 22. Bc6 Bf5 23. Qxc7 f6 24. Qe7 Rfb8 25. Nc4 Rd8 26. Qxd8+ Kf7 27. Qe8# |
| ECO E01-3754 play it pgn download ziegler z vs ziegler m white wins by checkmate in 125 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. Nxc4 O-O 9. Rc1 Nb4 10. Qb3 Nbd5 11. Nfe5 Nb6 12. Nxb6 axb6 13. e3 Qe7 14. a3 Ra6 15. Rc4 c5 16. O-O Rd8 17. dxc5 bxc5 18. Rfc1 Nd7 19. Nxd7 Qxd7 20. Rxc5 Ra7 21. Rc7 Qe8 22. Qc3 Ra8 23. f4 Kh8 24. b4 Rb8 25. Qc5 Ra8 26. b5 Qg8 27. Be4 h6 28. g4 e5 29. fxe5 Bxg4 30. Bxb7 Ra4 31. Bd5 Bh5 32. Rc4 Rxc4 33. Qxc4 Qe8 34. e6 fxe6 35. Be4 Rd1+ 36. Kg2 Bg6 37. b6 Bf5 38. Bxf5 Rd2+ 39. Kg3 exf5 40. Rc8 Rd8 41. Rxd8 Qxd8 42. Qc7 Qg5+ 43. Kf2 Qh4+ 44. Ke2 Qg4+ 45. Kd2 Qg2+ 46. Kc3 Qe4 47. b7 Qxe3+ 48. Kb4 Qe4+ 49. Kb5 Qd5+ 50. Ka4 Qe4+ 51. Ka5 Qd5+ 52. Kb6 Qb3+ 53. Kc6 Qa4+ 54. Kd6 Qd4+ 55. Ke6 Qe4+ 56. Kf7 Qd5+ 57. Ke7 Kh7 58. b8=Q Qg2 59. Kf8 Qg5 60. Qb2 Qe7+ 61. Qxe7 Kg6 62. Qh4 Kh7 63. Qxg7# |
| ECO E01-3753 play it pgn download ziegler z vs ziegler m black wins by checkmate in 138 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. e3 Qd5 9. Nh4 Qb5 10. O-O g5 11. Bxc6+ Qxc6 12. Nhf3 Qd5 13. Re1 b5 14. e4 Qd8 15. e5 Nd5 16. Ne4 h6 17. Nfd2 Bb7 18. Qf3 Kf8 19. Nc5 Qc8 20. Nde4 Bc6 21. Rac1 a5 22. a4 bxa4 23. Rxc4 Bb5 24. Rc2 Rb8 25. Rec1 Kg8 26. Ra1 Qd8 27. Nxa4 h5 28. Nac5 g4 29. Qd1 Ra8 30. Qd2 a4 31. Nf6+ Nxf6 32. Qg5+ Kf8 33. exf6 Rh7 34. Nxe6+ fxe6 35. Qxb5 Qxf6 36. Rxa4 Rxa4 37. Qxa4 Rf7 38. Qc4 Kg7 39. Re2 Re7 40. Re5 Qg6 41. Qc5 Kf7 42. b4 Qb1+ 43. Kg2 Qd3 44. Re3 Qf5 45. f4 Rd7 46. Re5 Qd3 47. Qc6 Qd2+ 48. Kf1 Qd1+ 49. Re1 Qd3+ 50. Kf2 Qd2+ 51. Re2 Qxd4+ 52. Kf1 Qd1+ 53. Re1 Qd3+ 54. Kg1 Qd4+ 55. Kf1 Qd3+ 56. Re2 Qd1+ 57. Kf2 Qd4+ 58. Kg2 Qd5+ 59. Qxd5 exd5 60. Re5 Kg6 61. Re6+ Kg7 62. Re5 d4 63. Rxh5 d3 64. Re5 d2 65. Rg5+ Kf6 66. Rxg4 d1=Q 67. Rg5 Qe2+ 68. Kh3 Rh7+ 69. Rh5 Rxh5# |
| ECO E01-3752 play it pgn download ziegler z vs ziegler m black wins by checkmate in 90 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. e3 Qd5 9. O-O Qb5 10. Qc2 c3 11. bxc3 O-O 12. Rab1 Qh5 13. a4 a6 14. Nc4 Rd8 15. Nh4 Nd5 16. e4 Nf4 17. Bf3 Qg5 18. e5 Nd5 19. Be4 Qh5 20. Qd3 Rb8 21. Qf3 Qxf3 22. Rxb7 Qxe4 23. Nd2 Qe2 24. Rxb8 Nxb8 25. c4 Qxd2 26. cxd5 exd5 27. Nf3 Qd3 28. Nh4 Qxd4 29. Re1 Qxa4 30. Rc1 Bh3 31. Re1 c5 32. Ng2 Qb4 33. Rc1 Bxg2 34. Kxg2 Re8 35. e6 fxe6 36. h3 Qe4+ 37. Kh2 c4 38. Ra1 c3 39. Rf1 c2 40. Rc1 Qd3 41. Kg2 Qd1 42. Rxd1 cxd1=Q 43. f4 Qe2+ 44. Kg1 Rc8 45. f5 Rc1# |
| ECO E01-3751 play it pgn download ziegler z vs ziegler m white wins by checkmate in 107 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 O-O 8. e3 Qd6 9. c5 Qe7 10. O-O e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Qc2 c6 14. Nf3 Qe4 15. Qxe4 Nxe4 16. b4 a5 17. a3 axb4 18. axb4 Bd7 19. Ne5 Bf5 20. g4 Be6 21. Rxa8 Rxa8 22. f3 Nc3 23. Nd3 g6 24. Nf4 Ra3 25. Nxe6 fxe6 26. Kf2 Rb3 27. Ra1 Rxb4 28. Ra7 Nd1+ 29. Ke2 Rb2+ 30. Kxd1 Rxg2 31. Rxb7 Rf2 32. f4 Rxh2 33. Rc7 h5 34. Rxc6 Kf7 35. g5 h4 36. Rc7+ Ke8 37. Rg7 h3 38. Rxg6 Kf7 39. Rf6+ Ke7 40. Rh6 e5 41. fxe5 Ke8 42. Rh7 Rh1+ 43. Ke2 h2 44. Kf2 Rg1 45. Rxh2 Rc1 46. g6 Rxc5 47. Rh8+ Kd7 48. g7 Rc2+ 49. Kf3 Rc1 50. g8=Q d4 51. Qd5+ Kc7 52. Rh7+ Kb6 53. Rb7+ Ka6 54. Qb5# |
| ECO E01-3750 play it pgn download ziegler z vs ziegler m white wins by checkmate in 71 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 O-O 8. e3 Bd7 9. O-O a5 10. Ne5 g6 11. Nxd7 Qxd7 12. cxd5 exd5 13. Qf3 Qd6 14. Rac1 Nb4 15. a3 Nd3 16. Rc3 Nxb2 17. Rb3 Na4 18. Rxb7 Rab8 19. Rfb1 Rxb7 20. Rxb7 Qc6 21. Rb1 Nc3 22. Rb2 Nfe4 23. Nxe4 dxe4 24. Qg4 f5 25. Qg5 Nd5 26. Bf1 Qa4 27. Rb5 c6 28. Rb7 Rf7 29. Qd8+ Kg7 30. Rb8 Qxa3 31. Qg8+ Kf6 32. h4 Qd3 33. Qh8+ Ke6 34. Qe5+ Kd7 35. Rb7+ Kc8 36. Qb8# |
| ECO E01-3749 play it pgn download ziegler z vs ziegler m black wins by checkmate in 86 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 dxc4 7. Bxb4 Nxb4 8. Qa4+ Nc6 9. Ne5 O-O 10. Nxc6 bxc6 11. Nc3 Qxd4 12. Rd1 Qb6 13. Bxc6 Rb8 14. O-O e5 15. Rd2 Bh3 16. Rfd1 Ng4 17. e3 Nxe3 18. fxe3 Qxe3+ 19. Kh1 Bg4 20. Qc2 Bxd1 21. Qxd1 Rb6 22. Re2 Qd3 23. Rd2 Qg6 24. Be4 Qh6 25. Nd5 Rd6 26. Qe2 Qg5 27. Rc2 f5 28. Bg2 Qd8 29. Qxc4 Rf7 30. b4 e4 31. Nc3 Rd4 32. Qf1 Rxb4 33. Qe1 g5 34. a3 Rb3 35. Qc1 Rd7 36. Bf1 Rxc3 37. Rxc3 Rd1 38. Qc2 Rxf1+ 39. Kg2 Rd1 40. Qb3+ Kh8 41. Qb4 Qd2+ 42. Kh3 g4+ 43. Kh4 Qh6# |
| ECO E01-3748 play it pgn download ziegler z vs ziegler m white wins by checkmate in 83 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. e3 Qd5 9. Nh4 Qb5 10. O-O g5 11. Bxc6+ Qxc6 12. Nhf3 Qd5 13. Re1 b5 14. e4 Qd8 15. e5 Nd5 16. Ne4 Rg8 17. Nfd2 Kf8 18. a4 Ne7 19. axb5 Qxd4 20. Nxc4 Qxd1 21. Rexd1 Nd5 22. Rd4 Rg7 23. Nc5 h6 24. f3 Kg8 25. b3 Rg6 26. Kf2 Kh7 27. h4 gxh4 28. Rxh4 Nc3 29. Ra5 f5 30. b6 Nd1+ 31. Ke1 cxb6 32. Nxb6 axb6 33. Rxa8 bxc5 34. Rxc8 Nb2 35. Rc7+ Kg8 36. Ke2 Rxg3 37. Rxh6 Rg2+ 38. Kf1 Rc2 39. Rxe6 Kf8 40. Ra6 Rf2+ 41. Kxf2 Na4 42. Ra8# |
| ECO E01-3747 play it pgn download ziegler z vs ziegler m white wins by checkmate in 109 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 dxc4 7. Bxb4 Nxd4 8. Qxd4 Qxd4 9. Nxd4 Nd5 10. Ba3 Rb8 11. e4 Nf6 12. Nd2 b5 13. Bc5 a5 14. Nc6 Ra8 15. a4 c3 16. bxc3 bxa4 17. Nc4 Nd7 18. Bd4 Ra6 19. Na7 O-O 20. Nxc8 Rxc8 21. Rxa4 Rb8 22. Rxa5 Rxa5 23. Nxa5 c5 24. Be3 Rb1+ 25. Kd2 Rb2+ 26. Kc1 Ra2 27. Rd1 Nf8 28. Nc6 Ra1+ 29. Kc2 Rxd1 30. Ne7+ Kh8 31. Kxd1 Nd7 32. Ke2 g6 33. f4 f6 34. Nc6 Kg8 35. c4 Kf7 36. Nd8+ Ke7 37. Nb7 e5 38. Bh3 h5 39. Nxc5 Nb6 40. Kd3 Kd6 41. fxe5+ fxe5 42. Nb7+ Kc7 43. c5 Nc8 44. Na5 Na7 45. Be6 Nc6 46. Nxc6 Kxc6 47. Bf7 h4 48. gxh4 Kc7 49. Bxg6 Kc8 50. h5 Kd7 51. h6 Ke6 52. h7 Kd7 53. h8=Q Ke7 54. Qe8+ Kf6 55. Qf7# |
| ECO E01-3746 play it pgn download ziegler z vs ziegler m white wins by checkmate in 135 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. e3 Qd5 9. O-O Qb5 10. Qc1 O-O 11. Nxc4 Bd7 12. a4 Qa6 13. Qc2 Nb4 14. Qb3 Nbd5 15. Nfe5 Rad8 16. Rfc1 c6 17. Qa3 Nb6 18. Nxb6 Qxb6 19. a5 Qc7 20. a6 bxa6 21. Nxc6 Bxc6 22. Rxc6 Qb8 23. Rxa6 Rd7 24. Qc5 Rc8 25. Rc6 Rxc6 26. Bxc6 Qxb2 27. Qa3 Qxa3 28. Rxa3 Rc7 29. Bf3 Kf8 30. Kf1 Ke7 31. Ke2 g5 32. h3 h5 33. Kd3 g4 34. hxg4 hxg4 35. Be2 Rb7 36. e4 a5 37. e5 Nd5 38. Bxg4 Nb4+ 39. Ke4 Rb5 40. Be2 Rd5 41. Rc3 Rd7 42. Rc5 Nd5 43. Bb5 f5+ 44. exf6+ Nxf6+ 45. Kd3 Ra7 46. f4 a4 47. Re5 Ng4 48. Rg5 Ra5 49. Kc4 Nf6 50. Bc6 Nd5 51. Bxd5 Rxd5 52. Rxd5 exd5+ 53. Kb4 Ke6 54. Kxa4 Kf5 55. Kb5 Kf6 56. Kc6 Ke7 57. g4 Kf7 58. Kxd5 Ke7 59. Kc6 Ke6 60. d5+ Kf6 61. d6 Ke6 62. d7 Kf7 63. Kc7 Kg7 64. d8=Q Kg6 65. Qg5+ Kf7 66. Kd6 Kf8 67. Ke6 Ke8 68. Qe7# |
| ECO E01-3745 play it pgn download ziegler z vs ziegler m white wins by checkmate in 75 moves | 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Nc6 6. Nf3 Bxd2+ 7. Nbxd2 dxc4 8. Qa4 O-O 9. Qxc4 Qd5 10. Rc1 Bd7 11. e3 Qa5 12. O-O b5 13. Qe2 Rad8 14. Ng5 Ne7 15. b4 Qb6 16. Nde4 Nxe4 17. Bxe4 h6 18. a4 bxa4 19. Nf3 Bb5 20. Bd3 Bxd3 21. Qxd3 a5 22. b5 Rfe8 23. Ra1 Rd5 24. Rfb1 c6 25. bxc6 e5 26. Rxb6 Nc8 27. Rb8 e4 28. Qc4 Rf5 29. Ne5 Kh7 30. c7 Rg8 31. Rxa4 Rf6 32. Qd5 Nd6 33. Nxf7 Rxf7 34. Qxd6 Rxc7 35. Qxc7 h5 36. Rb7 Kh8 37. Qe5 h4 38. Qh5# |