About: http://webisa.webdatacommons.org/355913290

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	As far as obstructions (even moving ones such as ships) can be handled with a radar system.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org