21 cases. Known 0, learning 0.
M2 U' M2 U2 M2 U' M2
R U R' U R' U' R2 U' R' U R' U R [U2]
R' U R' U' R' U' R' U R U R2
M' U' M2 U' M2 U' M' U2 M2 [U']
x R' U R' D2 R U' R' D2 R2 x'
x R2 D2 R U R' D2 R U' R x'
x' R U' R' D R U R' D' R U R' D R U' R' D' x
R' U' F' R U R' U' R' F R2 U' R' U' R U R' U R
R' U L' U2 R U' R' U2 R L [U]
R U R' F' R U R' U' R' F R2 U' R'
R U' R' U' R U R D R' U' R D' R' U2 R'
R' U2 R U2' R' F R U R' U' R' F' R2
R U R' U' R' F R2 U' R' U' R U R' F'
R U R' U R U R' F' R U R' U' R' F R2 U' R' U2 R U' R'
R' U R U' R' F' U' F R U R' F R' F' R U' R
R' U R' U' y R' F' R2 U' R' U R' F R F
F R U' R' U' R U R' F' R U R' U' R' F R F'
R2 U R' U R' U' R U' R2 D U' R' U R D'
D R' U' R U D' R2 U R' U R U' R U' R2'
R2' F2 R U2 R U2' R' F R U R' U' R' F R2
R U R' U' D R2 U' R U' R' U R' U R2 D'
