Assertion: mastodon | /r/CapableOf | persist into historical times
Facets:
value: well
type: DEGREE
Source sentences:
text: Mastodons are the more ancient of the two, evolving from gomphotheres about 20 million years ago and persisting well into historical times.
text: Mastodons are the more ancient of the two, evolving from gomphotheres about 20 million years ago and persisting well into historical times.