Assertion: flamingo's chick | /r/CapableOf | take up to 3 years
Facets:
value: to reach their mature pink colour
type: PURPOSE
Source sentences:
text: Flamingo chicks are born white or grey and take up to 3 years to reach their mature pink colour
text: Flamingo chicks are born gray or white and take up to three years to reach their mature pink, orange, or red plumage.