Assertion: valley | /r/HasProperty | elongated low area
Facets:
value: in the landscape
type: LOCATION
Source sentences:
text: A valley is an elongated low area often running between hills or mountains, which will typically contain a river or stream running from one end to the other.
text: A valley is an elongated depression in the landscape that is formed by the action of water (V-shaped) or carved out by glaciers (U-shaped).
text: A valley is an area of elongated lowland, typically surrounded by much higher hills or mountains.