F' L2 F' D2 U2 B D2 B2 L2 D F L B L' U' R' F R2 D2 L2
x2 // inspection
y r U' x' D R' U L2' D2' // cross
d' r U' r' F L U L' // 1st pair
U' U R U' R' r' F r // 2nd pair
U' U' R' U' R U' U' R' U R // 3rd pair
U' R U' U' R' d R' U' R // 4th pair
U' U' U' U R' U' R U' R' U y' R' U R B // OLL
U' U' R' U' R y R2 u R' U R U' R u' R2' U' // PLL
