About: http://webisa.webdatacommons.org/226014038

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	These sensors are much like what you find on some automobiles in that they beep at the skipper in shorter and shorter intervals as the boat gets closer to the dock or other fixed structure.
http://www.w3.org/ns/prov#wasQuotedFrom	boats.com