Scramble

R U R' U R U2' R' r' U' R U' R' U2' r

Solutions

y2 F U R U2 R' U' R U2 R' U' F'

y' r' D' r U' r' D r2 U' r' U r U r'

y2 F R' F R2 U' R' U' R U R' F2