About: http://webisa.webdatacommons.org/58814331

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	You can have more then one backup to reduce the chances for failure in that case as well.With in-memory technology using any synchronous calls to disk is a bad idea.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com