Assertion: starling's flock | /r/CapableOf | form near the roost sites
Facets:
value: before flying into the roost
type: TEMPORAL
value: often
type: TEMPORAL
value: towards dusk
type: TEMPORAL
value: with birds
type: OTHER
Source sentences:
text: Towards dusk, huge flocks often form near the roost sites, with birds preening, singing and resting before flying into the roost.