About: http://webisa.webdatacommons.org/194877636

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	For example, if a user types in appointments, meeting requests, posts, contacts, tasks, or other items, this is not considered as activity.
http://www.w3.org/ns/prov#wasQuotedFrom	msexchange.org