About: http://webisa.webdatacommons.org/262134941

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 invention is particularly useful in this case because it permits calls by the remote station 14 to the office 2 to be billed without interfering with charging of calls from local customers of the office 2.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk