OS
Algorithms (4)
U' R B R' S' R B' R' S U
My choice
12 HTM · 10 STM · 12 QTM
rotationless
<U,R,B,S>
One hand: needs L, B, S or E
BLDDB, on 32 solvers' sheets
M D' M' D' M D' M' D'
12 HTM · 8 STM · 12 QTM
2-gen
rotationless
<D,M>
One hand: R, U and M with F or D
BLDDB, on 12 solvers' sheets
U' D' S' R' F' R S R' F R U D
14 HTM · 12 STM · 14 QTM
rotationless
<U,R,F,D,S>
One hand: needs L, B, S or E
BLDDB, on 8 solvers' sheets
U' M U R' E' R U' R' E r U
14 HTM · 11 STM · 14 QTM
rotationless
<U,R,M,E>
One hand: needs L, B, S or E
BLDDB, on 5 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 D M' D M D M'. Every algorithm above was run by our logic engine from that state and reaches "solved".