Assertion: polar bear's mother | /r/CapableOf | graze on vegetation
Facets:
Source sentences:
text: For about 12 to 15 days, the family spends time outside the den while remaining in its vicinity, the mother grazing on vegetation while the cubs become used to walking and playing.
text: The first two weeks after emerging from the den, the mother and her cubs stay in the vicinity while the cubs get used to walking around and the mother grazes on the vegetation.