Maestro n° 103 : Page 64 - Gr 61
L6C1 =5= L4C3 -5-8- L4C3 =8= L2C3 -8-3- L2C3 =3= L1C1 -3-1- L1C1 =1= L1C6 -1- L2C6 =1= L2C7 -1- L5C7 =1= L5C8 -1-2- L5C8 =2= L6C8 donc L6C1 ≠ 2 et L6C8 ≠ 5