Assertion: river's dam | /r/HasProperty | built in stream
Facets:
value: from the bank
type: LOCATION
Source sentences:
text: In streams, wing dams may be built from the bank.
text: When a dam is built on a stream, a reservoir (artificial lake) forms behind the dam, and this temporarily (for many decades at least) creates a new base level for the part of the stream above the reservoir.