SF
Algorithms (4)
U' r' E R U R' E' R U' M' U
My choice
14 HTM · 11 STM · 14 QTM
rotationless
<U,R,M,E>
One hand: needs L, B, S or E
BLDDB, on 47 solvers' sheets
M2 L' U' M U' M' U' M U' l
14 HTM · 10 STM · 16 QTM
3-gen
rotationless
<U,L,M>
One hand: needs L, B, S or E
BLDDB, on 6 solvers' sheets
L D' M D' M' D' M D' l'
12 HTM · 9 STM · 12 QTM
3-gen
rotationless
<D,L,M>
One hand: needs L, B, S or E
BLDDB, on 2 solvers' sheets
x M' U' M U' M' U' M U' x'
12 HTM · 8 STM · 12 QTM
2-gen
rotation
oh
<U,M>
One hand: R, U and M
BLDDB, on 2 solvers' sheets
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: l' U M' U M U M' U L M2. Every algorithm above was run by our logic engine from that state and reaches "solved".