Assertion: sulfur's color | /r/HasProperty | mixed
Facets:
value: because of the impurities
type: CAUSE
value: with gray
type: OTHER
value: with red
type: OTHER
value: with black
type: OTHER
value: with green
type: OTHER
Source sentences:
text: The color is yellow, honey yellow, brownish yellow, or mixed with gray, black, green, or red because of the impurities contained.