Assertion: trumpeter swan's breeding range | /r/HasProperty | extended to north carolina
Facets:
value: potentially
type: DEGREE
value: in the eastern united states
type: LOCATION
Source sentences:
text: In the eastern United States the breeding range is potentially extended to North Carolina by the detailed report of John Lawson (1701) that "Of the swans we have two sorts, the one we call Trompeters...