Assertion: crustacean | /r/HasProperty | important prey source
Facets:
value: for marine life
type: TRANSITIVE-OBJECT
value: in the ocean food chain
type: LOCATION
Source sentences:
text: Humans rely heavily on crustaceans for food; and crustaceans are also an important prey source for marine life in the ocean food chain for a variety of animals, including whales, fish, and pinnipeds.