R2 B2 D B2 U2 R2 U F2 R2 F2 L B' L2 F' U' B' D F2 L2 D' R'
Solution
z y2
//
inspection
D r D' R' D R D
//
cross
L U L'
//
1st pair
R' U' R U' R' U R
//
2nd pair
U R U2' R' U R' F R y' R'
//
3rd pair
U F' U' F U R U' R'
//
4th pair / OLS
U' R U R' U R' U' R2 U' R' U R' U R
//
PLL