Assertion: petrel's colony | /r/CapableOf | provide principal food source
Facets:
value: for the moriori
type: TRANSITIVE-OBJECT
Source sentences:
text: Huge colonies of Taiko once provided a principal food source for the Moriori and later the Maori inhabitants, but these quickly disappeared once forests were cleared and predators such as rats, pigs, cats, possum, stoats and ferrets were introduced.