Assertion: raven's chick | /r/HasProperty | fed by parent
Facets:
value: after hatching for alpine chough
type: TEMPORAL
value: in 29–31 days
type: TEMPORAL
Source sentences:
text: The chicks are fed by both parents and fledge in 29–31 days after hatching for Alpine chough, and 31–41 days for red-billed.