// inspection
// centres
3r' U' r' F r2 z' U F' r U' r // yellow
x B' U r' U r 4d' 3l' U 3l U' U' F r U' r' x' D' U' U' x u U 2U U U r r' r U' U' (r' z) // white
x r' U r x U 3r' U' 3r x U r2 U' r2' // green
3r U' 3r' F U' r' U' r l' l U 3r U' 3r' // 2/3 orange
F r U r' U' r U r' U' r U // 2/3 blue
x' r' r U r' U' r2 U' U' r2' // orange
U' r U' r' U' r U' U' r' // blue, red
// first eight edges
R' u' R U R' F R' F' R u 3u' // orange-green
R U' R' z2' U' F R' F' R u' // yellow-green
R U' R' y R U' R' u' (z x') (x z') U' R U R' 3u' 3u' U' R' U R u // white-orange
U R U' R' u' 3u // green-white
U R U' R' (z x') (y x') y' U' R U' R' d R U R' F R' F' R u 3u' // blue-red
R U' R' U' R' U R 3u // red-green
U' U' R U' R' (z x' y) x' u R U' R' u y' R' U R d' // white-blue
U' y' R' U 4l x' d' R U R' F R' F' R U' d' // yellow-red
R U' R' u d2 // realign slices
// last four edges
R' U R 3u' U R U' R' 3u // blue-orange
L U' L' 3d R U' R' u' // yellow-blue, orange-yellow, red-white
// 333 stage
x x2' R' F (z x') (x z') U R2 D' y R D // white cross
y U R U' R' L' U' L // first slot
y U R U' R' U R U R' // second slot
U' U' R' U R U' R' U R // third slot
U y' U R U' R' U R U' R' // last slot
R' U' R' F R F' R U' R' U2 R // OLL
U D' R U R' (U' D) R2 U' R U' R' U R' U R2 U' U'