Assertion: pigeon | /r/HasAspect | white patch of feathers
Facets:
value: above the tail
type: LOCATION
Source sentences:
text: In a life-or-death situation, a pigeon's survival could depend upon its color pattern: Research has shown that wild falcons rarely go after pigeons that have a white patch of feathers just above the tail, and when the predators do target these birds, the attacks are rarely successful.