About: http://webisa.webdatacommons.org/138154475

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	The drones, fitted with high-resolution cameras, infrared, and other sensors, cover wide swaths of ocean, flying at low altitude in windy conditions for up to 20 hours without refueling.
http://www.w3.org/ns/prov#wasQuotedFrom	practical-sailor.com