About: http://webisa.webdatacommons.org/314333348

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	In sectors such as Tucson, which saw walls built shortly after passage of the Secure Fence Act, the reduction in apprehensions began before any wall posts were erected.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com