About: http://webisa.webdatacommons.org/205629478

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	A Return Error component will be sent, on the other hand, if there is an error associated with the ISDN interface of a particular service node, with the switch 4 or with the SS7 interface.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com