Assertion: cockatoo | /r/PartOf | the family
Facets:
Source sentences:
text: Cockatoos are parrots that belong to the family Cacatuidae and the genus Cacatua.
text: A cockatoos belong to the family Cacatuidae; a family which currently contains 20 described species.
text: Cockatoos are a type of parrot belonging to the family Cacatuidae