About: http://webisa.webdatacommons.org/41093084

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	SIP is a protocol for establishing and terminating a session in IP multimedia communication, implementation of which was specified by the Internet Engineering Task Force (IETF) RFC3261.
http://www.w3.org/ns/prov#wasQuotedFrom	google.de