About: http://webisa.webdatacommons.org/60608575

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 present invention is a system, method and network (110) for multicast distribution of presence information to a plurality of communication devices (102, 104, 106, 108).
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr