FI

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

Algorithms (3)

2L' U R' 2U' R U2 R' 2U R U 2L
My choice
15 HTM · 11 STM · 16 QTM
3-gen
rotationless
<U,R,L>
One hand: needs L, B, S or E
BLDDB, on 16 solvers' sheets
Rw' U L' U 2R2 U' L U 2R2 U2 Rw
13 HTM · 11 STM · 18 QTM
3-gen
rotationless
<U,R,L>
One hand: needs L, B, S or E
BLDDB, on 12 solvers' sheets
Lw D U' R2 U 2R U' R2 U 2R' D' Lw'
14 HTM · 12 STM · 16 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: Rw' U2 2R2 U' L' U 2R2 U' L U' Rw. Every algorithm above was run by our logic engine from that state and reaches "solved".