Assertion: stoat's coat | /r/CapableOf | become pure white
Facets:
value: in winter
type: TEMPORAL
value: at high altitudes
type: LOCATION
Source sentences:
text: At high altitudes and in the northern part of its range, the coat becomes pure white in winter.
text: In the northern part of its range and at high altitudes, the least weasel changes colour in the winter, the coat becoming pure white and exhibiting a few black hairs in rare circumstances.