Assertion: great auk's bill | /r/HasProperty | decurved in the case of the ibises
Facets:
Source sentences:
text: They have long, broad wings; the bill is also long, decurved in the case of the ibises, straight and distinctively flattened in the spoonbills.
text: The bill is also long, decurved in the case of the ibises, straight and distinctively flattened in the spoonbills.