Assertion: deer's fur | /r/HasProperty | black
Facets:
Source sentences:
text: Fur on the upper body, though usually gray, may be brown, reddish, black, or whitish, while the underparts and legs are usually yellow-white.
text: Melanism is the name of the dark color pigmentation mutation in a jaguar or leopard that cause the fur to be blackish, it occurs in about 6% of the population.