Assertion: spillway | /r/HasProperty | built as shallow swale
Facets:
value: above the normal water line
type: LOCATION
value: usually
type: TEMPORAL
value: below the top
type: LOCATION
value: off one side of the pond
type: LOCATION
Source sentences:
text: It is usually built as a shallow swale off one side of the pond, above the normal water line and below the top if the dike.