SN
Algorithms (3)
D2 2R' D R D' 2R D R' D
My choice
11 HTM · 9 STM · 12 QTM
2-gen
rotationless
<R,D>
One hand: R, U and M with F or D
BLDDB, on 11 solvers' sheets
Lw U L' 2U' L U2 L' 2U L U Lw'
13 HTM · 11 STM · 14 QTM
2-gen
rotationless
<U,L>
One hand: needs L, B, S or E
BLDDB, on 8 solvers' sheets
D' U R2 U' 2R U R U' 2R' U R U' D
15 HTM · 13 STM · 16 QTM
3-gen
rotationless
<U,R,D>
One hand: R, U and M with F or D
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: Lw U' L' 2U' L U2 L' 2U L U' Lw'. Every algorithm above was run by our logic engine from that state and reaches "solved".