Assertion: oak's trunk | /r/HasProperty | free of branches on the lower 6–12 m
Facets:
value: in closed stands
type: LOCATION
value: usually
type: TEMPORAL
value: on the lower 6–12 m
type: LOCATION
Source sentences:
text: Trunks are usually free of branches on the lower 6–12 m (20–39 ft) in closed stands.