Assertion: coneflower's petal | /r/HasProperty | purple
Facets:
value: depending on the species
type: OTHER
Source sentences:
text: The petals may be pink or purple, depending on the species, and they surround a seed head, or cone, that is spiky and dark brown or red.
text: Their petals are pink, purple or lavender, and their centers change from orange and brown to purple-black as the growing season progresses.