Assertion: hawk's nest | /r/ObjectUse | used by same birds
Facets:
value: year after year
type: TEMPORAL
value: often
type: TEMPORAL
Source sentences:
text: Nests are often used year after year by the same birds and grow larger each season.
text: Made of sticks and constructed in sycamores, cottonwoods and bald cypress trees, the nests are used year after year by the same birds.