Assertion: black mulberry | /r/CapableOf | spread in cultivation
Facets:
value: westward
type: LOCATION
value: at an early period
type: TEMPORAL
Source sentences:
text: Black mulberry (M. nigra), the most common species, is a native of western Asia that spread westward in cultivation at an early period.
text: Black mulberry (M. nigra), the most common species, is a native of western Asia that spread westward in cultivation at an early period.