DF

Centres
D first
From memo: the letter pair is the case.
Your status
Recognition & spaced review

Algorithms (3)

2R' 2U' 2R U2 2R' 2U 2R U2
My choice
14 HTM · 8 STM · 16 QTM
2-gen
rotationless
oh
<U,R>
One hand: R and U only
BLDDB, on 7 solvers' sheets
U2 2L' 2U 2L U2 2L' 2U' 2L
14 HTM · 8 STM · 16 QTM
2-gen
rotationless
<U,L>
One hand: needs L, B, S or E
BLDDB, on 2 solvers' sheets
U' 2U 2B' 2U 2B U2 2B' 2U' 2B Uw'
17 HTM · 10 STM · 18 QTM
2-gen
rotationless
<U,B>
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: 2L' 2U 2L U2 2L' 2U' 2L U2. Every algorithm above was run by our logic engine from that state and reaches "solved".