Assertion: chickadee's back | /r/HasProperty | rufous
Facets:
Source sentences:
text: The cap is dark brown, shading to black at its lower edge from the bill through the eye; the cheek is white; the bib is black; the back and rump are rufous; the greater wing coverts are edged white; the breast and belly are whitish; the sides and flanks are bright rufous or dull brown, depending upon the subspecies; the tail is brownish gray.