Assertion: delta's stream | /r/HasProperty | defined
Facets:
value: in the valley
type: LOCATION
Source sentences:
text: Streams or rivers with a single channel and sinuosities of 1.5 or more are defined as meandering streams or rivers.
text: Once in the valley, the stream is unconfined and can migrate back and forth, depositing alluvial sediments across a broad area.