Assertion: cattail's seed | /r/HasProperty | important source of food
Facets:
value: for some birds
type: TRANSITIVE-OBJECT
value: for animals
type: TRANSITIVE-OBJECT
Source sentences:
text: Fruit and seeds of these perennials are an important source of food for animals ranging from the large yellow under wing moth to the common rabbit.
text: Seeds are an important winter food resource for some birds, notably the European Goldfinch.