Assertion: gull's wing | /r/HasProperty | pearl grey
Facets:
value: pearl
type: DEGREE
value: with black tips to the primaries
type: OTHER
Source sentences:
text: Wings are pearl grey with black tips to the primaries, in flight a white wedge on the forewing is visible, underside of primaries is dark.
text: Glaucous-winged Gull has a white head, neck, breasts and abdomen, a white tail and pearl-gray wings and back.