Assertion: mature walnut tree | /r/CapableOf | continue to spread juglone
Facets:
value: into the soil
type: TRANSITIVE-OBJECT
value: from their root system
type: LOCATION
value: for several years
type: TEMPORAL
Source sentences:
text: Mature walnut trees can continue to spread juglone from their root system into the soil for several years after they are cut down.