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


cubedb.net
x2 y inspection
R' U' R' F (U' D') R2 cross
y L' U L U R' U' R 1st pair
L' U2' L U L' U' L 2nd pair
U y' R' U' R U R' U2' R 3rd pair
y' U2 R U2' R' U' U' R U R' U2 R' U' F U R U' F' 4th pair/VLS
R' U2 R' D' R U' R' D R U R U' R' R R' U' R U' U' PLL
Rb Perm