DV
Algorithms (4)
U R U R' U' R' U' R' U R
My choice
10 HTM · 10 STM · 10 QTM
2-gen
rotationless
oh
<U,R>
One hand: R and U only
BLDDB, on 43 solvers' sheets
r' F' R S R2 S' R F r
11 HTM · 9 STM · 12 QTM
3-gen
rotationless
<R,F,S>
One hand: needs L, B, S or E
BLDDB, on 9 solvers' sheets
r2 U' M U2 M' U' r2
9 HTM · 7 STM · 12 QTM
3-gen
rotationless
oh
<U,R,M>
One hand: R, U and M
BLDDB, on 4 solvers' sheets
r' F' r S R2 S' R M F r
13 HTM · 10 STM · 14 QTM
rotationless
<R,F,M,S>
One hand: needs L, B, S or E
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: r' F' R' S R2 S' R' F r. Every algorithm above was run by our logic engine from that state and reaches "solved".