grandmaitre n° 17 : Page 60 - Grille 47
L5C8 -7- L5C7 =7= L8C7 -7-8- L8C7 =8= L8C5 -8- ALS:L679C4 -6- L6C9 =6= L2C9 -6-7- L2C9 =7= L2C8 -7- L5C8 donc L5C8 ≠ 7