Assertion: mallard's head | /r/HasProperty | a ring of white
Facets:
Source sentences:
text: Head and upper part of neck deep green, a ring of white about the middle of the neck; lower part of the neck anteriorly, and fore part of breast, dark brownish-chestnut; fore part of back light yellowish-brown, tinged with grey; the rest of the back brownish-black, the rump black, splendent with green and purplish-blue reflections, as are the recurved tail-feathers.