Assertion: blackberry | /r/HasProperty | recognised noxious weed
Facets:
value: in gippsland
type: LOCATION
value: to have become by the 1880s
type: TEMPORAL
Source sentences:
text: Blackberry was recognised to have become a significant weed by the 1880s, and first proclaimed a noxious weed in Gippsland, Victoria in 1894.(Anon., 2001).