2018-05-04 - unofficial - reconstruction by Billie Hammill
F2 D F' L' U' R L2 F2 L B R2 B2 U2 D2 B' L2 B' U2 R2
x2 y // inspection
L' U' u' R D' R2' U D' // cross
L U' L' // 1st pair
U U L' U L R' U R // 2nd pair
U y' R U' R' // 3rd pair
y U' R U R' U R U R' // 4th pair
U R' F' r U R U' r' F // ZBLL
