IS

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

Algorithms (3)

F2 3L' U 3L 2D2 3L' U' 3L 2D2 F2
My choice
16 HTM · 10 STM · 22 QTM
rotationless
<U,F,D,L>
One hand: needs L, B, S or E
BLDDB, on 1 solver's sheet
F U' 3L U 2R U' 3L' U 2R' F'
14 HTM · 10 STM · 14 QTM
rotationless
<U,R,F,L>
One hand: needs L, B, S or E
BLDDB, on 1 solver's sheet
2U' 3L2 2U 3L' U' 3L 2U' 3L' U 3L' 2U
20 HTM · 11 STM · 22 QTM
2-gen
rotationless
<U,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: F 2R U' 3L U 2R' U' 3L' U F'. Every algorithm above was run by our logic engine from that state and reaches "solved".