z2
//
inspection
U' R' F U R' D2' F
//
cross
R' U R
//
1st pair
U L' U L y' L' U' L
//
2nd pair
U' U' F' U' F
//
missed pair
R' U' R U2' R' U R
//
3rd pair
U' R U' R' U y' R' U2 R U2' R' U R
//
4th pair
F' U' L' U L F
//
OLL
R2 U R U R' U' R' U' R' U R'
//
PLL