Assertion: pigeon's bird | /r/HasProperty | feral
Facets:
Source sentences:
text: The common pigeon is a feral bird, meaning that it derives from domesticated pigeons that escaped and returned to the wild.
text: is that a dove is a cute, peaceful and soft looking white bird while a pigeon is a feral and street bird that can be found in gray, blue, brown colours but not in white colour.