F2 U2 F' R2 B' L2 B2 R' U' L2 D2 R' B' L2 F L R2 B2 F'
Solution
x y2
//
inspection
R U' (x' r2) R' U R
//
Xcross
r' U2 L U L' U' L
//
2nd pair
U' U' R' F R F' R' U' R
//
3rd pair / EO
U U R U' U' R'
//
4th pair
U U' U' R U' R' U2 L R U' R' U L' U'
//
ZBLL