Maestro n° 104 : Page 86 - Gr 83
L5C3 =8= L3C3 -8- L3C8 =8= L1C8 -8-4- L1C8 =4= L1C9 -4- L9C9 =4= L9C2 -4-8- L9C2 =8= L9C1 donc L456C1 ≠ 8