Assertion: polar bear | /r/CapableOf | make den
Facets:
value: on the sea ice
type: LOCATION
value: in snowbanks
type: LOCATION
value: in earth
type: LOCATION
value: in fall
type: TEMPORAL
Source sentences:
text: In fall pregnant polar bears make dens in earth and snowbanks, where they'll stay through the winter and give birth to one to three cubs.
text: The polar bears that do not den on land make their dens on the sea ice.
text: A few polar bears make dens on the sea ice.