Assertion: black vulture's wing | /r/HasProperty | black
Facets:
value: mostly
type: DEGREE
Source sentences:
text: Seen from below, the wings are mostly black, with a white patch near the outer end of the wing; the tail is short.
text: They have a featherless, grey head, silvery patches near the tips of their wings, primarily black plumage, and a fairly short tail.