Assertion: jerusalem artichoke | /r/HasProperty | cultivated by native americans
Facets:
value: before the arrival of the europeans
type: TEMPORAL
value: for centuries
type: TEMPORAL
Source sentences:
text: Cultivated by Native Americans for centuries prior to the arrival of European settlers, the Jerusalem artichoke is cultivated today in many parts of the United States and Central Europe and is used in soups, salads, and as an alternative to potatoes as a side dish.
text: Jerusalem artichokes were first cultivated by the Native Americans long before the arrival of the Europeans; this extensive cultivation obscures the exact native range of the species.