FV

X-centres
F first
From memo: the letter pair is the case.
Your status
Recognition & spaced review

Algorithms (3)

U' 2R 2U' 2R U 2R' 2U 2R U' 2R2 U
My choice
18 HTM · 11 STM · 20 QTM
2-gen
rotationless
oh
<U,R>
One hand: R and U only
BLDDB, on 4 solvers' sheets
4Uw' x U' 2L U 2R U' 2L' U 2R' x' 4Uw
14 HTM · 10 STM · 14 QTM
3-gen
rotation
<U,R,L>
One hand: needs L, B, S or E
BLDDB, on 1 solver's sheet
L' 2R2 Uw' 2L' Uw 2R2 Uw' 2L Uw L
14 HTM · 10 STM · 18 QTM
3-gen
rotationless
<U,R,L>
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: 4Uw' x 2R U' 2L U 2R' U' 2L' U x' 4Uw. Every algorithm above was run by our logic engine from that state and reaches "solved".