XU
Algorithms (4)
L F L' S L F2 L' S' L F L'
My choice
13 HTM · 11 STM · 14 QTM
3-gen
rotationless
<F,L,S>
One hand: needs L, B, S or E
BLDDB, on 26 solvers' sheets
l' U' R' E R U2 R' E' R U' l
13 HTM · 11 STM · 14 QTM
rotationless
<U,R,L,E>
One hand: needs L, B, S or E
BLDDB, on 20 solvers' sheets
D M' U2 M D' M' U2 M
12 HTM · 8 STM · 14 QTM
3-gen
rotationless
<U,D,M>
One hand: R, U and M with F or D
BLDDB, on 12 solvers' sheets
S' R' F R2 E R2 E' F' R S
14 HTM · 10 STM · 16 QTM
rotationless
<R,F,E,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: l' U R' E R U2 R' E' R U l. Every algorithm above was run by our logic engine from that state and reaches "solved".