About: http://webisa.webdatacommons.org/170574140

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	These features are particularly useful for conference calls, where presentations must be shared and it is beneficial to identify the participating parties.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca