PN
Algorithms (4)
l' U' R' S R2 S' R' U l
My choice
11 HTM · 9 STM · 12 QTM
rotationless
<U,R,L,S>
One hand: needs L, B, S or E
BLDDB, on 26 solvers' sheets
M' U' R' S R2 S' R' U M
13 HTM · 9 STM · 14 QTM
rotationless
<U,R,M,S>
One hand: needs L, B, S or E
BLDDB, on 23 solvers' sheets
E R U' R' E' R2 E R' U R' E'
15 HTM · 11 STM · 16 QTM
3-gen
rotationless
<U,R,E>
One hand: needs L, B, S or E
BLDDB, on 10 solvers' sheets
R S' R' U R S R2 S' R U' R' S R
17 HTM · 13 STM · 18 QTM
3-gen
rotationless
<U,R,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: M' U' R S R2 S' R U M. Every algorithm above was run by our logic engine from that state and reaches "solved".