Assertion: grizzly bear's fur | /r/CapableOf | turn white
Facets:
value: over time
type: TEMPORAL
Source sentences:
text: They believe Grizzly bears ventured north some 250,000 years ago to hunt seals and that their fur turned white over time.
text: They believe Grizzly bears ventured north some 250,000 years ago to hunt seals and that their fur turned white over time.