Start on Bottled-Up Warrior in the right bunker, but head right when it splits in the overhang. Cruise through the roof on jug horizontals until you get to the end. Shake out and get ready to pull the boulder-problem crux to the lip. Get over the lip and into the "gas chamber" dihedral to clip the chains.
In the right bunker, starting on the left side
8 bolts, chains