T4o-
Notation
Nautilus 1LLL
LL Trapezoids / T4
Match the case drawing, including the side colours and the pieces already solved; hold the puzzle as drawn.
Your status
Algorithms (1)
R L' R' B L' B' L U L R' L' R U' R L
My choice
15 HTM · 15 STM · 15 QTM
rotationless
<U,R,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 L' R' U R' L R L' U' L' B L B' R L R'. Every algorithm above was run by our logic engine from that state and reaches "solved-up-to-r".