About: http://webisa.webdatacommons.org/61064569

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 systems employ many different kinds of sensors to detect an unlawful intrusion into a protected space.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr