About: http://webisa.webdatacommons.org/441978823

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 allows communication between the Internet and a phone network such as a wireless phone network.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com