DR and FL
Flips
Without UF
Seen during memo: an edge in place with its colours the wrong way round.
Your status
Algorithms (2)
R' E R2 E' R2 F2 R S' R' F2 R S
My choice
16 HTM · 12 STM · 20 QTM
rotationless
<R,F,E,S>
One hand: needs L, B, S or E
BLDDB, on 23 solvers' sheets
R E R2 E' R S R E R2 E' R' S' R2
19 HTM · 13 STM · 22 QTM
3-gen
rotationless
<R,E,S>
One hand: needs L, B, S or E
BLDDB, on 1 solver's sheet
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: R2 S R E R2 E' R' S' R' E R2 E' R'. Every algorithm above was run by our logic engine from that state and reaches "solved".