About: http://webisa.webdatacommons.org/144651339

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	Telephone and other communication systems often include a central office that serves as a hub that allows for individual users to connect to a broader communication network that includes other central offices.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com