About: http://webisa.webdatacommons.org/153051664

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	At each lock there is a gate that holds back the water as the ship is raised or lowered; there is also a sluice or water pump that drains or fills the lock.
http://www.w3.org/ns/prov#wasQuotedFrom	pandasthumb.org