XV
Algorithms (3)
U' R2 S' R2 S U
My choice
8 HTM · 6 STM · 10 QTM
3-gen
rotationless
<U,R,S>
One hand: needs L, B, S or E
BLDDB, on 41 solvers' sheets
D' M D2 M' D'
7 HTM · 5 STM · 8 QTM
2-gen
rotationless
<D,M>
One hand: R, U and M with F or D
BLDDB, on 18 solvers' sheets
U S L2 S' L2 U'
8 HTM · 6 STM · 10 QTM
3-gen
rotationless
<U,L,S>
One hand: needs L, B, S or E
BLDDB, on 4 solvers' sheets
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: D M D2 M' D. Every algorithm above was run by our logic engine from that state and reaches "solved".