Assertion: wolf's appearance | /r/HasProperty | 250,000 ybp
Facets:
value: in nebraska
type: LOCATION
value: in california
type: LOCATION
Source sentences:
text: The first appearance of C. dirus would therefore be 250,000 YBP in California and Nebraska, and later in the rest of the United States, Canada, Mexico, Venezuela, Ecuador, Bolivia, and Peru,:146 but the identity of these earliest fossils is not confirmed.