Assertion: date palm | /r/HasProperty | important
Facets:
value: in the sahara
type: LOCATION
value: in tropical and subtropical regions
type: LOCATION
value: economically
type: DEGREE
Source sentences:
text: However, they are economically important in tropical and subtropical regions.
text: ~ In the Sahara, the date palm is not only an important food source, but it is also a commercial crop.