About: http://webisa.webdatacommons.org/74388874

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 that is used for setting up single or multi-party calls.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com