Assertion: sweet potato | /r/HasProperty | cultivated by human
Facets:
value: for over 5000 years
type: TEMPORAL
Source sentences:
text: Sweet potatoes, or Ipomoea batatas, originated in Central or South America and have been cultivated by humans for over 5000 years.
text: Sweet potatoes, or Ipomoea batatas, originated in Central or South America and have been cultivated by humans for over 5000 years.