IS3
Notation
Last bottom triple
LBT / In Slot
Match the case drawing, including the side colours and the pieces already solved; hold the puzzle as drawn.
Your status
Algorithms (2)
(R R) first, then:
B U' BR U BR' U F' U' F B'
My choice
10 HTM · 10 STM · 10 QTM
rotationless
<BR,U,F,B>
Do R R first on the case as drawn. · Cubemuch
(R R) first, then:
BR' R BR U' BR' U R' BR R U' BR' U BR
13 HTM · 13 STM · 13 QTM
3-gen
rotationless
<BR,U,R>
Do R R first on the case as drawn. · Cubemuch
How this case is verified
The source's tracked-sticker identities define this case; its setup is reconstructed and checked against them. Setup: Ro BR' U' BR U R' BR' R U' BR U BR' R' BR R' R'. Every algorithm above was run by our logic engine from that state and reaches "lbt-solved".