About: http://webisa.webdatacommons.org/425562830

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	Other controls are either hydraulic or electric-hydraulic and may be operated either locally at the track or from a remote release station, such as the bridge or underwater battery plot or both.
http://www.w3.org/ns/prov#wasQuotedFrom	maritime.org