Birds must prepare a place to lay their eggs and must care for them during incubation and while the young are dependent after hatching.
(Birds; must care; for them; T:during incubation) (the young; are; dependent after hatching) (Birds; must prepare; a place to lay their eggs) Context(Birds must prepare,List([0, 18))):(Birds; must prepare to lay; their eggs) (the young; are dependent after; hatching)
Birds must prepare,List([0, 18))
Birds the young Birds Birds the young
must care are must prepare must prepare to lay are dependent after
for them T:during incubation
dependent after hatching
a place to lay their eggs
their eggs
hatching