BS

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

Algorithms (3)

D' U' R' 2U R U R' 2U' R D
My choice
12 HTM · 10 STM · 12 QTM
3-gen
rotationless
<U,R,D>
One hand: R, U and M with F or D
BLDDB, on 13 solvers' sheets
2R' D2 2R U 2R' D2 2R U'
12 HTM · 8 STM · 14 QTM
3-gen
rotationless
<U,R,D>
One hand: R, U and M with F or D
BLDDB, on 10 solvers' sheets
D' 2R' D' 2R U 2R' D 2R U' D
14 HTM · 10 STM · 14 QTM
3-gen
rotationless
<U,R,D>
One hand: R, U and M with F or D
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: U 2R' D2 2R U' 2R' D2 2R. Every algorithm above was run by our logic engine from that state and reaches "solved".