About: http://webisa.webdatacommons.org/408861979

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	data necessary to identify the date, time and duration of a communication, such as the date and time of log-on and log-off from the internet or an email service;
http://www.w3.org/ns/prov#wasQuotedFrom	jdsupra.com