Assertion: purple sweet potato | /r/HasProperty | rich
Facets:
value: in potassium
type: OTHER
value: naturally
type: MANNER
value: in anthocyanins
type: OTHER
Source sentences:
text: Purple sweet potatoes are rich in anthocyanins, which possess strong antioxidant properties.
text: The purple sweet potato is naturally rich in potassium with 712 milligrams in a 1-cup serving.