Assertion: hermit crab's leg | /r/CapableOf | hold the shell
Facets:
Source sentences:
text: The fourth pair is inconspicuous but important: These two legs hold the shell and helps maneuver it while walking.
text: The walking legs are very strong to be able to carry both the crab and the shell.
text: The hermit crab has two small stunted legs which hold on to the shell.