About: http://webisa.webdatacommons.org/215746304

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	The call manager 30 controls the conference bridge 32 to set up, process and tear down conference calls and other multiparty communication sessions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr