UL and BR
Flips
Without UF
Seen during memo: an edge in place with its colours the wrong way round.
Your status
Algorithms (4)
U' L' E L U L' E' L2 E2 L' U' L E2 L' U
My choice
19 HTM · 15 STM · 24 QTM
3-gen
rotationless
<U,L,E>
One hand: needs L, B, S or E
BLDDB, on 6 solvers' sheets
L' E L2 F2 L' S L F2 L' S' L E' L'
17 HTM · 13 STM · 20 QTM
rotationless
<F,L,E,S>
One hand: needs L, B, S or E
BLDDB, on 3 solvers' sheets
S' L' E L2 E' L2 B2 L S L' B2 L
16 HTM · 12 STM · 20 QTM
rotationless
<L,B,E,S>
One hand: needs L, B, S or E
BLDDB, on 2 solvers' sheets
R' U M' U2 M U R' F' R S R' F R S' R
19 HTM · 15 STM · 20 QTM
rotationless
<U,R,F,M,S>
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: L E L' S L F2 L' S' L F2 L2 E' L. Every algorithm above was run by our logic engine from that state and reaches "solved".