About: http://webisa.webdatacommons.org/374495385

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	??? Expo: The expo will feature the latest products and services in categories including access control, video surveillance, central station technology, intrusion and fire alarms, monitoring services and ID systems.
http://www.w3.org/ns/prov#wasQuotedFrom	securityinfowatch.com