Assertion: alder | /r/HasProperty | planted on stream banks
Facets:
value: because of tolerance
type: CAUSE
value: for flood control
type: PURPOSE
value: for the prevention of erosion
type: PURPOSE
value: often
type: TEMPORAL
Source sentences:
text: Because of their spreading root systems and tolerance of moist soils, alders are often planted on stream banks for flood control and the prevention of erosion.