Maestro n° 099 : Page 32 - Gr 29
L1C3 =6= L1C6 -6-9- L1C6 =9= L1C9 -9-3- L1C9 =3= L8C9 -3- L8C3 =3=4= L8C3 -4- L8C4 =4= L9C5 -4-6- L9C5 =6= L2C5 donc L1C6 et L2C3 ≠ 6