About: http://webisa.webdatacommons.org/200792723

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 is because the recipient filters are automatically updated by Exchange to exclude certain types of resource and system mailboxes.
http://www.w3.org/ns/prov#wasQuotedFrom	packtpub.com