About: http://webisa.webdatacommons.org/391428036

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	If the activity is an event, then this field represents the location of the event.
http://www.w3.org/ns/prov#wasQuotedFrom	salesforce.com