Maestro n° 101 : Page 87 - Gr 84
L2C5 -3- L2C4 =3=2= L2C4 -2- L7C4 =2=1= L7C4 -1- L3C4 =1= L1C5 -1-5- L1C5 =5= L2C5 donc L2C5 ≠ 3