Assertion: barnacle goose's crown | /r/HasProperty | black
Facets:
Source sentences:
text: The barnacle goose has a black crown and neck, with a white face resembling a mask.
text: The crown, neck, breast and upper back are glossy black, while the lower back is appears barred with a metallic sheen; lower breast and belly white, with faint gray stripes on the flanks.
text: Crown, nape and throat are black.