BU

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

Algorithms (3)

4Lw D2 2R U 2R' D2 2R U' 3Lw'
My choice
12 HTM · 9 STM · 14 QTM
rotationless
<U,R,D,L>
One hand: needs L, B, S or E
BLDDB, on 14 solvers' sheets
Lw 2R' D2 2R U 2R' D2 2R U' Lw'
14 HTM · 10 STM · 16 QTM
rotationless
<U,R,D,L>
One hand: needs L, B, S or E
BLDDB, on 7 solvers' sheets
4Lw D' R' 2U' R D2 R' 2U R D' 4Lw'
13 HTM · 11 STM · 14 QTM
rotationless
<U,R,D,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: Lw U 2R' D2 2R U' 2R' D2 2R Lw'. Every algorithm above was run by our logic engine from that state and reaches "solved".