About: http://webisa.webdatacommons.org/405522649

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 present invention relates to a security system for protecting a site accessible to large numbers of people, such as a building.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au