Maestro n° 087 : Page 85 - Gr 82
L3C5 =8= L3C3 -8-1- L3C3 =1= L6C3 -1- L6C9 =1= L8C9 -1- L8C4 =1= L1C4 -1-8- L1C4 =8= L7C4 donc L1C4 et L7C5 ≠ 8