About: http://webisa.webdatacommons.org/220514252

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	(BoatUS), many boat owners use GPS chartplotters or carry hand-held GPS units - essentially electronic maps - to safely navigate and steer clear of shoals and other hazards, sometimes in unfamiliar waters.
http://www.w3.org/ns/prov#wasQuotedFrom	h2onotes.com