Assertion: barnacle goose | /r/HasProperty | black
Facets:
Source sentences:
text: Barnacles can be pink, yellow, orange, green, brown, black, white, cream, or covered with stripes.
text: Goose barnacles are small crustaceans that attach to various hard surfaces, and because both barnacle geese and goose barnacles are stripy and black and white, it was thought that the barnacle geese hatched from them.