ND

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

Algorithms (3)

U2 2R' 2U 2R U2 2R' 2U' 2R
My choice
14 HTM · 8 STM · 16 QTM
2-gen
rotationless
oh
<U,R>
One hand: R and U only
BLDDB, on 8 solvers' sheets
Uw 2B' 2U' 2B U2 2B' 2U 2B U2 Uw'
16 HTM · 10 STM · 18 QTM
2-gen
rotationless
<U,B>
One hand: needs L, B, S or E
Cubemuch
2L' 2U' 2L U2 2L' 2U 2L U2
14 HTM · 8 STM · 16 QTM
2-gen
rotationless
<U,L>
One hand: needs L, B, S or E
Cubemuch

How this case is verified

The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: Uw U2 2B' 2U' 2B U2 2B' 2U 2B Uw'. Every algorithm above was run by our logic engine from that state and reaches "solved".