Assertion: caribou's diet | /r/MadeOf | lichen
Facets:
value: in the winter
type: TEMPORAL
value: principally
type: OTHER
Source sentences:
text: The diet of the caribou consist of grass, moss and lichen
text: In the winter its diet consists principally of lichens (mainly reindeer moss), twigs, and buds of trees and shrubs; in the summer the animal feeds on berries, mushrooms, and the leaves and shoots of herbaceous plants and shrubs.