About: http://webisa.webdatacommons.org/255344569

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	Besides mail, other items such as documents, prescriptions, and photographs can serve the same purpose.
http://www.w3.org/ns/prov#wasQuotedFrom	policemag.com