Maestro n° 099 : Page 86 - Gr 83
L7C1 -9- L8C1 =9=6= L8C1 -6- L8C2 =6= L4C2 -6- L4C8 =6= L1C8 -6-7- L1C8 =7= L1C1 -7-2- L1C1 =2= L7C1 donc L7C1 ≠ 9