Maestro n° 099 : Page 28 - Gr 25
L6C9 =9=6= L6C9 -6- L3C9 =6= L3C8 -6-2- L3C8 =2= L1C8 -2- L1C2 =2= L6C2 -2-1- L6C2 =1= L6C7 -1- L4C8 =1=6= L4C8 -6- L4C1 =6= L6C1 donc L6C9 ≠ 6 et L6C1 ≠ 9