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