BR
Algorithms (4)
U' R' E2 R U R' E2 R
My choice
10 HTM · 8 STM · 14 QTM
3-gen
rotationless
<U,R,E>
One hand: needs L, B, S or E
BLDDB, on 46 solvers' sheets
u' R' E R U R' E' R E'
12 HTM · 9 STM · 12 QTM
3-gen
rotationless
<U,R,E>
One hand: needs L, B, S or E
BLDDB, on 10 solvers' sheets
U' R' E' R2 E R' U R E' R2 E R
16 HTM · 12 STM · 18 QTM
3-gen
rotationless
<U,R,E>
One hand: needs L, B, S or E
BLDDB, on 3 solvers' sheets
R2 U' R' E' R2 E R' U R2
11 HTM · 9 STM · 14 QTM
3-gen
rotationless
<U,R,E>
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: E R' E R U' R' E' R u. Every algorithm above was run by our logic engine from that state and reaches "solved".