NP
Algorithms (3)
U R' U' 3L' U R2 U' 3L U R' U'
My choice
13 HTM · 11 STM · 14 QTM
3-gen
rotationless
<U,R,L>
One hand: needs L, B, S or E
BLDDB, on 4 solvers' sheets
x' U' 3L2 U R2 U' 3L2 U R2 x
10 HTM · 8 STM · 16 QTM
3-gen
rotation
<U,R,L>
One hand: needs L, B, S or E
BLDDB, on 4 solvers' sheets
R D' 3L D R2 D' 3L' D R
11 HTM · 9 STM · 12 QTM
3-gen
rotationless
<R,D,L>
One hand: needs L, B, S or E
BLDDB, on 3 solvers' sheets
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: x' R2 U' 3L2 U R2 U' 3L2 U x. Every algorithm above was run by our logic engine from that state and reaches "solved".