2018-04-07 - unofficial - reconstruction by Hagen Seah
F2 R2 D2 B2 R2 D2 F2 R2 D L2 U L D2 B' R2 D2 B D' B L D
y' // inspection
U' U' R2 D R' (D' U') u' // cross
U' U R' U' R U R' U R // 1st pair
y' R' U2 R // 2nd pair
d R' U' R U R' U' R2 // 3rd pair
U' U' R' U R U R' U R U' R' // 4th pair
U' R U R' U' R' F R F' R' U' R U' R' U2 R // OLL
L' U R' z R2 U R' U' R2 (U D) // PLL
