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