About: http://webisa.webdatacommons.org/213919863

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	Restricting the search to document types of letter and memo sometimes helps to get rid of the press releases.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceblogs.com