Assertion: horseshoe crab's shell | /r/CapableOf | leave on the underside of the crab molt
Facets:
value: behind
type: LOCATION
Source sentences:
text: On the underside of the crab molt (the shell left behind when the animal sheds and grows a new one), one can see the crab's many legs and the modified gill flaps, called book gills, below the legs.