IX

Corner comms
I first
From memo: the pair's letters are the case. The diagram shows the buffer and both targets lettered, the rest greyed.
Your status
Recognition & spaced review

Algorithms (3)

R2 D' R' U2 R D R' U2 R'
My choice
9 HTM · 9 STM · 12 QTM
3-gen
rotationless
<U,R,D>
One hand: R, U and M with F or D
BLDDB, on 52 solvers' sheets
R2 U D' R' U R D R' U' R U' R2
12 HTM · 12 STM · 14 QTM
3-gen
rotationless
<U,R,D>
One hand: R, U and M with F or D
BLDDB, on 1 solver's sheet
U R' U' R2 D' R' U2 R D R' U2 R' U R U'
15 HTM · 15 STM · 18 QTM
3-gen
rotationless
<U,R,D>
One hand: R, U and M with F or D
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: R2 U R' U R D' R' U' R D U' R2. Every algorithm above was run by our logic engine from that state and reaches "solved".