Assertion: king penguin's chick | /r/HasProperty | cared by their parents
Facets:
value: for 30 to 40 days
type: TEMPORAL
Source sentences:
text: Once hatched, the chicks are cared for by their parents until they are about a month old and are able to fend for themselves.
text: The chick is cared for by both parents for 30 to 40 days.
text: Once born, chicks are cared by their parents and fed every two or three days for 29 days.