Assertion: blackberry | /r/HasProperty | rooted
Facets:
value: vigorously
type: MANNER
Source sentences:
text: Where to Plant: Blackberries tend to form thickets and are vigorously rooted.
text: Blackberry is a deep-rooted perennial that is difficult to control under the best circumstances.
text: Blackberries are difficult to control, because they are deep rooted, creeping perennials – meaning that as the roots grow, they create new above ground shoots.