2 problem(s) found in 5400 milliseconds (displaying 2 problem(s)). [COMMENTDATE>=20220810 AND G='Retro' AND NOT A='Nouguier, Henri' AND A='Juel, Henrik'] [download as LaTeX]
(Beispielauflösung mri)
R: 1. ... Sh7-f8 2. Le8xTf7 Tf8xSf7 3. Se5-f7 Tf7-f8 4. Sc4-e5 Tf8xSf7 5. Se5-f7 Tf7-f8 6. Sa3-c4 Tf8xSf7 7. Sh6-f7 Tf7-f8 8. Sb5-a3 Tf8xSf7 9. Sg5-f7 Tf7-f8 10. Sc7-b5 Tf8xSf7 11. Sb5xDc7 Dc8-c7 12. Dd8-d7 Dc7xSc8 13. Ld7-e8 Te8-f8 14. Sf5-h6 Tf8-e8 15. Sh6-f7 Tf7-f8 16. Df8-d8 Dd8-c7 17. Le8-d7 Kc7-b8 18. Sa3-b5 Lb8-a7 19. Sa7-c8 Kc8-c7 20. Sb5-a7 Lc7-b8 21. Sf3-g5 Kb8-c8 22. Sg1-f3 Ka7-b8 23. Sc3-b5 Db8-d8 24. Ld7-e8 Ld8-c7 25. Lc8-d7 Dc7-b8 26. Kd7-e6 Db8-c7 27. De8-f8 Tf8-f7 28. Sf7-h6 Sg5-h7 29. Sb1-a3 Th4-h8 30. Sh8-f7 Sf7-g5 31. h7-h8=S Tb4-h4 32. h6-h7 h7xBg6 33. h5-h6 Ka6-a7 34. g5-g6 Sc7-a8 35. Sb5-c3 Se6-c7 36. h4-h5 Ka5-a6 37. Sc7-b5 Sd4-e6 38. Ke6-d7 Sb5-d4 39. Sh6-f5 Ta4-b4 40. Kf5-e6 Kb4-a5 41. Kf4-f5 Ta8-a4 42. Lh3-c8 Dc8-b8 43. Lf1-h3 Tb8-a8 44. Sa8-c7 Dh3-c8 45. Sg6-e5 Se5-f7 46. e6-e7 Sg4-e5 47. Sf7-h6 Sh6-g4 48. Se7-g6 Sc7-b5 49. Sc8-e7 Sa6-c7 50. a7-a8=S Ta8-b8 51. e5-e6 Le7-d8 52. Sd8-f7 Le6-g8 53. Dh5-e8 Th8-f8 54. Dd1-h5 Sg8-h6 55. c7-c8=S Lc8-e6 56. e4-e5 Dd7-h3 57. Ke3-f4 Lf8-e7 58. Ke2-e3 e7xLd6 59. Lf4-d6 Kc5-b4 60. Lc1-f4 Kd6-c5 61. Ke1-e2 De8-d7 62. d7-d8=S Ke6-d6 63. e2-e4 Dd8-e8 64. g4-g5 Kf7-e6 65. d6-d7 d7xTc6 66. Tc3-c6 Sb8-a6 67. c6-c7 Ke8-f7 68. c5-c6 c6xTd5 69. c4-c5 f7-f6 70. a6-a7 a7xBb6 71. Ta5-d5 Dc7-d8 72. Ta1-a5 Dd8-c7 73. a5-a6 Dc7-d8 74. b5-b6 Dd8-c7 75. a4-a5 Dc7-d8 76. b4-b5 Dd8-c7 77. b2-b4 Dc7-d8 78. a2-a4 Dd8-c7 79. Th3-c3 Dc7-d8 80. g2-g4 Dd8-c7 81. Th1-h3 Dc7-d8 82. h2-h4 Dd8-c7 83. d5-d6 Dc7-d8 84. d4-d5 Dd8-c7 85. c2-c4 c7-c6 86. d2-d4
wUWs: h7-h8=S a7-a8=S c7-c8=S d7-d8=S
wSchläge: Le8xTf7 Sb5xDc7
sSchläge: 5mal Tf8xSf7, Dc7xSc8, h7xBg6, e7xLd6, d7xTc6, c6xTd5, a7xBb6
R: 1. ... Sh7-f8 2. Le8xTf7 Tf8xSf7 3. Se5-f7 Tf7-f8 4. Sc4-e5 Tf8xSf7 5. Se5-f7 Tf7-f8 6. Sa3-c4 Tf8xSf7 7. Sh6-f7 Tf7-f8 8. Sb5-a3 Tf8xSf7 9. Sg5-f7 Tf7-f8 10. Sc7-b5 Tf8xSf7 11. Sb5xDc7 Dc8-c7 12. Dd8-d7 Dc7xSc8 13. Ld7-e8 Te8-f8 14. Sf5-h6 Tf8-e8 15. Sh6-f7 Tf7-f8 16. Df8-d8 Dd8-c7 17. Le8-d7 Kc7-b8 18. Sa3-b5 Lb8-a7 19. Sa7-c8 Kc8-c7 20. Sb5-a7 Lc7-b8 21. Sf3-g5 Kb8-c8 22. Sg1-f3 Ka7-b8 23. Sc3-b5 Db8-d8 24. Ld7-e8 Ld8-c7 25. Lc8-d7 Dc7-b8 26. Kd7-e6 Db8-c7 27. De8-f8 Tf8-f7 28. Sf7-h6 Sg5-h7 29. Sb1-a3 Th4-h8 30. Sh8-f7 Sf7-g5 31. h7-h8=S Tb4-h4 32. h6-h7 h7xBg6 33. h5-h6 Ka6-a7 34. g5-g6 Sc7-a8 35. Sb5-c3 Se6-c7 36. h4-h5 Ka5-a6 37. Sc7-b5 Sd4-e6 38. Ke6-d7 Sb5-d4 39. Sh6-f5 Ta4-b4 40. Kf5-e6 Kb4-a5 41. Kf4-f5 Ta8-a4 42. Lh3-c8 Dc8-b8 43. Lf1-h3 Tb8-a8 44. Sa8-c7 Dh3-c8 45. Sg6-e5 Se5-f7 46. e6-e7 Sg4-e5 47. Sf7-h6 Sh6-g4 48. Se7-g6 Sc7-b5 49. Sc8-e7 Sa6-c7 50. a7-a8=S Ta8-b8 51. e5-e6 Le7-d8 52. Sd8-f7 Le6-g8 53. Dh5-e8 Th8-f8 54. Dd1-h5 Sg8-h6 55. c7-c8=S Lc8-e6 56. e4-e5 Dd7-h3 57. Ke3-f4 Lf8-e7 58. Ke2-e3 e7xLd6 59. Lf4-d6 Kc5-b4 60. Lc1-f4 Kd6-c5 61. Ke1-e2 De8-d7 62. d7-d8=S Ke6-d6 63. e2-e4 Dd8-e8 64. g4-g5 Kf7-e6 65. d6-d7 d7xTc6 66. Tc3-c6 Sb8-a6 67. c6-c7 Ke8-f7 68. c5-c6 c6xTd5 69. c4-c5 f7-f6 70. a6-a7 a7xBb6 71. Ta5-d5 Dc7-d8 72. Ta1-a5 Dd8-c7 73. a5-a6 Dc7-d8 74. b5-b6 Dd8-c7 75. a4-a5 Dc7-d8 76. b4-b5 Dd8-c7 77. b2-b4 Dc7-d8 78. a2-a4 Dd8-c7 79. Th3-c3 Dc7-d8 80. g2-g4 Dd8-c7 81. Th1-h3 Dc7-d8 82. h2-h4 Dd8-c7 83. d5-d6 Dc7-d8 84. d4-d5 Dd8-c7 85. c2-c4 c7-c6 86. d2-d4
wUWs: h7-h8=S a7-a8=S c7-c8=S d7-d8=S
wSchläge: Le8xTf7 Sb5xDc7
sSchläge: 5mal Tf8xSf7, Dc7xSc8, h7xBg6, e7xLd6, d7xTc6, c6xTd5, a7xBb6
Genre: Retro
FEN: nk3nbr/bp1QPBp1/1pppKpp1/3p4/8/8/5P2/8
Input: Gerd Wilts, 2000-07-31
Last update: Mario Richter, 2023-05-30 more...
1. a4 Sa6 2. a5 Sc5 3. a6 c6 4. axb7 a6 5. b8=L Ta7 6. Lg3 d6 7. d3 Sd7 8. Lg5 Sb8 9. Lf6 exf6 10. e3 Te7 11. Se2 Kd7 12. Sc1 Te8 13. Le2 Le7 14. Kf1 Tf8 15. Kg1 Ke8 16. Lf1
Henrik Juel: C++ Euclide 1.01 (2022-09-25)
Henrik Juel: [Lc1] is captured on f6, and Lg3 is [Pa2] promoted on b8
It is impossible to let Sb8 just switch-back, so it performs a square round-trip
Switch-back by Ke8 (to let Tf8 in) and by Lf1 (to let Kg1 in) (2022-09-25)
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Henrik Juel: [Lc1] is captured on f6, and Lg3 is [Pa2] promoted on b8
It is impossible to let Sb8 just switch-back, so it performs a square round-trip
Switch-back by Ke8 (to let Tf8 in) and by Lf1 (to let Kg1 in) (2022-09-25)
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Genre: Retro
FEN: 1nbqkrnr/4bppp/p1pp1p2/8/8/3PP1B1/1PP2PPP/RNNQ1BKR
Input: Vladimir Rey, 2022-09-25
Last update: Vladimir Rey, 2022-09-25 more...
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The problems of this query have been registered by the following contributors:
Gerd Wilts (1)Vladimir Rey (1)
Henrik Juel: White captured Sb5xQc7 and Be8xRf7. Black captured a7xPb6, c6xRd5, d7xRc6, e7xBd6, h7xPg6, Qc7xSc8, and Rf8xSf7 five times. (2003-10-14)
James Malcom: What is the full solution? (2023-05-30)
Henrik Juel: The retroplay is something like
R: 1. ... Sh7-f8+ 2. Le8xTf7 Tf8xSf7 3. Se5-f7 Tf7-f8+ 4. Sc4-e5 Tf8xSf7 5. Sh6-f7 Tf7-f8+ 6. Sa3-c4 Tf8xSf7 7. Sg5-f7 Tf7-f8+ 8. Sb5-a3 Tf8xSf7 9. Se5-f7 Tf7-f8+ 10. Sc7-b5 Tf8xSf7 11. Sb5xDc7 Dc8-c7 12. Dd8-d7 Dc7xSc8 13. Ld7-e8 Te8-f8 14. Sf5-h6 Tf8-e8 15. Sh6-f7 Tf7-f8+ 16. Df8-d8 Dd8-c7 17. Le8-d7 Kc7-b8 18. Sa3-b5+ Lb8-a7 19. Sa7-c8 Kc8-c7 20. Sb5-a7+ Lc7-b8 etc.
Earlier in the game Black captured a7xPb6, c6xTd5, d7xTc6, e7xLd6, h7xPg6, and White promoted on a8, c8, d8, h8.
The full retroplay back to the initial array can be constructed from this information; it has been done in a solution comment to Goldsteen's wonderful P0002345, which has no Pf2 in the diagram position (2023-05-30)
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