About: http://webisa.webdatacommons.org/74619957

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	Landmark buildings viewed as targets, such as the Sears Tower and the Empire State building, now include optical turnstiles that only permit one person to pass at a time and prevent tailgating.
http://www.w3.org/ns/prov#wasQuotedFrom	securityinfowatch.com