About: http://webisa.webdatacommons.org/341075503

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	where x and y are a set of coordinates with the origin lying on the symmetry line along the center of the channel at a point where the constriction begins and the inlet section ends.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com