About: http://webisa.webdatacommons.org/333458094

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	Acoustic sensors can be placed in association with the navigational beacons and means is provided via a radio or other data link to transmit this data back to the mapping locator.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com