About: http://webisa.webdatacommons.org/118263602

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	This follows a scare March, when ricin-laced letters were sent to President Obama and other politicians.
http://www.w3.org/ns/prov#wasQuotedFrom	heavy.com