Inland_waterways.
association
Fresh_water.
association
House_boat.
association
Surface_water.
association
Topography.
has_part
Canal
has_part
Dam
has_part
Estuary.
has_part
Flood_basin.
has_part
Lake.
has_part
Pond.
has_part
River.
has_part
Spring.
has_part
Stream.
has_part
Weir
Vr.156, July 2011
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