Assertion: heron's leg | /r/HasProperty | dark
Facets:
Source sentences:
text: The legs and feet are dark.
text: The legs and feet are dark blue/green or greenish.  
text: The legs and feet are dark.
text: The neck is light gray, with a whitish ventral stripe; the bill is large and yellowish; the body is blue-gray, and the legs are dark.
text: The legs and feet are dark.