UA
Algorithms (1)
M' U2 M U2
My choice
6 HTM · 4 STM · 8 QTM
2-gen
rotationless
oh
<U,M>
One hand: R, U and M
BLDDB, on 72 solvers' sheets
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: U2 M' U2 M. Every algorithm above was run by our logic engine from that state and reaches "solved".