About: http://webisa.webdatacommons.org/263126316

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	Like these, SIP is a textual protocol based on the client-server model, with requests generated by one entity (the client), and sent to a receiving entity (the server) which responds them.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com