D12r-

Notation
Nautilus 1LLL
LL Diamonds / D12
Match the case drawing, including the side colours and the pieces already solved; hold the puzzle as drawn.
Your status
Recognition & spaced review

Algorithms (1)

R' B R L R' F L' R L R' F' L' B'
My choice
13 HTM · 13 STM · 13 QTM
rotationless
<R,F,L,B>
Cubemuch

How this case is verified

The source's case image defines this case; its setup is reconstructed and checked against that independent pattern. Setup: R' B L F R L' R' L F' R L' R' B' R. Every algorithm above was run by our logic engine from that state and reaches "solved-up-to-r".