3x3
CFOP
R2 F' D B U2 B2 U2 L U' R' U2 R2 D L2 F2 D2 F2 U F2 L2


cubedb.net
x y inspection
D r R' (U' D) R D2' cross
y' U' R' U2 R L' U L 1st pair
U R U R' y U R U R' 2nd pair
L' U' L U L' U' L 3rd pair
d' R U' R' U R U R' 4th pair
U U2 R2 D R' U2 R D' R' U2 R' ZBLL
OLL 23