Assertion: gull's spot | /r/HasProperty | red
Facets:
Source sentences:
text: The ring-billed gull is nearly identical to California gulls in coloring and size but lacks the red spot on the mandible.
text: It also has pink legs, a flat forehead and a red spot on its yellow beak.
text: They have a red spot on the bill rather than the vertical dark ring of the ring-billed gull.
text: It has a red spot on its yellow bill that is used by chicks to peck at to stimulate feeding.