2018-05-20 - A Bruin Cube Day 2018 - reconstruction by Brest
R2 D2 L' D2 B2 D2 B D L' B' F2 L' U2 B L R' B' L2
x' y // inspection
R' D R D F' U' D // cross
R' U R U' R' U' R // 1st pair
U' R U R' L' U L // 2nd pair
U' U U R U' R' U' L U' L' // 3rd pair
U R U' R' d U R' U' R // 4th pair
R' U' U' R U R' U R U F R U R' U' F' // OLL
U' R' U L' U U R U' R' U' U' R r // PLL