QN

T-centres
Q first
From memo: the letter pair is the case.
Your status
Recognition & spaced review

Algorithms (3)

y R 3D' 2R U' 2R' 3D 2R U Rw' y'
My choice
14 HTM · 9 STM · 14 QTM
3-gen
rotation
<U,R,D>
One hand: R, U and M with F or D
BLDDB, on 1 solver's sheet
3Dw' 2R U 3L U' 2R' U 3L' U' 3Dw
14 HTM · 10 STM · 14 QTM
rotationless
<U,R,D,L>
One hand: needs L, B, S or E
BLDDB, on 1 solver's sheet
R' 3L U 3L' 2U' 3L U' 3L' 2U R
16 HTM · 10 STM · 16 QTM
3-gen
rotationless
<U,R,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: 3Dw' U 3L U' 2R U 3L' U' 2R' 3Dw. Every algorithm above was run by our logic engine from that state and reaches "solved".