UL and DR
Flips
Without UF
Seen during memo: an edge in place with its colours the wrong way round.
Your status
Algorithms (4)
S R2 S' R2 U2 R E R' U2 R E' R'
My choice
16 HTM · 12 STM · 20 QTM
rotationless
<U,R,E,S>
One hand: needs L, B, S or E
BLDDB, on 11 solvers' sheets
R' E' R U2 R' E R S R2 S' R2 U2
16 HTM · 12 STM · 20 QTM
rotationless
<U,R,E,S>
One hand: needs L, B, S or E
BLDDB, on 7 solvers' sheets
S R2 S' R2 U2 R' E' R U2 R' E R
16 HTM · 12 STM · 20 QTM
rotationless
<U,R,E,S>
One hand: needs L, B, S or E
BLDDB, on 3 solvers' sheets
R E R' U2 R E' R' S R2 S' R2 U2
16 HTM · 12 STM · 20 QTM
rotationless
<U,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: U2 R2 S R2 S' R' E' R U2 R' E R. Every algorithm above was run by our logic engine from that state and reaches "solved".