Assertion: sweet potato's skin | /r/HasProperty | purple
Facets:
Source sentences:
text: SKIN – Purple and fairly smooth.
text: Skin on the surface can be beige, yellow, orange, red, purple or brown.
text: Skin and flesh of this potato are purple, but they become blue after cooking.
text: Skin is purple and the flesh is blue
text: The skin may be red, purple, or brown and white.