About: http://webisa.webdatacommons.org/272631837

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	Thanks Dan, in case it might help, the only unusual event that preceded the problem was an attempt to install mozy to back up some files from the server
http://www.w3.org/ns/prov#wasQuotedFrom	serverfault.com