About: http://webisa.webdatacommons.org/135096191

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	Those internal firewalls are generally configured to protect the system from invasions by viruses or to function as a filter that prevents certain types of data from being received from the Internet or through email clients.
http://www.w3.org/ns/prov#wasQuotedFrom	wisegeek.com