Assertion: swallow's nest | /r/HasProperty | treated with red pigment
Facets:
value: to defraud buyers
type: PURPOSE
value: besides the natural coloration process
type: OTHER
value: commonly
type: TEMPORAL
Source sentences:
text: The white nests are commonly treated with a red pigment, but methods have been developed to determine an adulterated or altered nest.
text: Besides the natural coloration process, the white nests can be treated with red pigment to defraud buyers, but methods have been developed to determine an adulterated nest.