x2 y
//
inspection
R' U' (y' x) L2 U' x' U' R' F
//
cross
y' U2 L' U' L U2 R U R'
//
1st pair
y2 y' R U' R2' U2 R U2' R' U R
//
2nd pair
U' R U' R' U y' R' U R
//
3rd pair
y' U' R U' R' U' y' R' U R
//
4th pair
f R U R' U' f'
//
OLL
y2 R U R' U' R' F R2 U' R' U' R U l' U'
//
PLL