NENHUM MEIO ORIENTADO LEMBRANDO ESSE E O OLL OLL É O 3 PAÇO LEIA DE BAIXO  PRA CIM

f (R U R' U') y l' F R U R' U' F'	f (R U R' U') y' r' F R U R' U' F'	(F R U R' U' F') (f R U R' U' f')	r' R U (R U R' U') r2 R2' U (R U' r')
(R U R' U) (R' F R F') U2 (R' F R F')	(R U2') (R2' F R F') U2 (R' F R F')	(r U R' U) (R U2) (r2' U' R U') (R' U2 r)	(r U2) (R' U' R U') (r2 U2) (R U R' U) r