About: http://webisa.webdatacommons.org/310209164

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	The method is preferably practiced by a network element such as a softswitch.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com