About: http://webisa.webdatacommons.org/438603436

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	ISDN was a logical extension of the digital network that had evolved throughout the 1980s.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com