Assertion: water vole's fur | /r/HasProperty | dark brown
Facets:
value: on the upperparts
type: LOCATION
value: to black
type: OTHER
Source sentences:
text: Their fur is grey-brown, dark brown, or reddish-brown on the upperparts, and is grayish-white on their underside.
text: The tail exhibits the same color variation, with the fur being dark brown to almost black on the upper surface and grey or white below.
text: Their fur is grey-brown, dark brown, or reddish-brown on the upperparts, and is grayish-white on their underside.