HP
Algorithms (4)
l' U' L' E' L2 E L' U l
My choice
11 HTM · 9 STM · 12 QTM
3-gen
rotationless
<U,L,E>
One hand: needs L, B, S or E
BLDDB, on 19 solvers' sheets
R2 F R2 E' R2 E F' R2
10 HTM · 8 STM · 14 QTM
3-gen
rotationless
<R,F,E>
One hand: needs L, B, S or E
BLDDB, on 14 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 12 solvers' sheets
E2 r U r' E2 r U' r'
10 HTM · 8 STM · 14 QTM
3-gen
rotationless
<U,R,E>
One hand: needs L, B, S or E
BLDDB, on 8 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 F E' R2 E R2 F' R2. Every algorithm above was run by our logic engine from that state and reaches "solved".