About: http://webisa.webdatacommons.org/7089647

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 text-based protocol for initiating interactive communication sessions between users.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk