Assertion: pigeon's bird | /r/CapableOf | fly in group
Facets:
Source sentences:
text: This solitary bird will never be spotted in pairs or flying in groups.
text: If Alfred Hitchcock's film "The Birds" hadn't been released 50 years after the extinction of passenger pigeons, viewers might have thought the film was about those birds that traveled in groups far more akin to swarms than gentle flocks.