ZBLL PI 63
#Algorithm
1U' R U2 R' U2 R U' R' U2 R U' R' U2 R U R' U2
2U2 R U R' U' R2 U R' U R' U' R U R U2 R2 U2
3z U' R' U R U2' R' U R' U' R2 U2' R U' R' U