BA
Algorithms (4)
R2 U' R2 S R2 S' U R2
My choice
10 HTM · 8 STM · 14 QTM
3-gen
rotationless
<U,R,S>
One hand: needs L, B, S or E
BLDDB, on 34 solvers' sheets
R2 U' S' U2 S U' R2
9 HTM · 7 STM · 12 QTM
3-gen
rotationless
<U,R,S>
One hand: needs L, B, S or E
BLDDB, on 11 solvers' sheets
R2 U S R2 S' R2 U' R2
10 HTM · 8 STM · 14 QTM
3-gen
rotationless
<U,R,S>
One hand: needs L, B, S or E
BLDDB, on 8 solvers' sheets
U M2 U M U2 M' U M2 U'
13 HTM · 9 STM · 18 QTM
2-gen
rotationless
oh
<U,M>
One hand: R, U and M
BLDDB, on 6 solvers' sheets
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: R2 U S' U2 S U R2. Every algorithm above was run by our logic engine from that state and reaches "solved".