Assertion: macaw's bill | /r/HasProperty | mandible
Facets:
Source sentences:
text: Its plumage is more violet-blue and the yellow skin patches extend along the base of the lower bill (mandible)
text: It has distinctive yellow, bare eye-rings and halfmoon-shaped lappets (skin) bordering the lower bill (mandible).
text: Its plumage is more violet-blue and the yellow skin patches extend along the base of the lower bill (mandible)