Assertion: oyster's pearl | /r/HasProperty | pink
Facets:
value: often
type: DEGREE
value: in color
type: OTHER
Source sentences:
text: Pearls may be a variety of colors, including white, pink, and black.
text: These pearls, which are often pink in color, are a by-product of the conch fishing industry, and the best of them display a shimmering optical effect related to chatoyance known as 'flame structure'.