About: http://webisa.webdatacommons.org/258520995

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	Specifically, at a conclusion of each long distance call, the switch generates a CDR, or call detail report, with information such as the calling number, the called number and the date and time and duration of the call.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca