About: http://webisa.webdatacommons.org/415755232

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	I can not find the original mails atm, but a year ago there was a discussion about this on a the FreeBSD mailing lists.
http://www.w3.org/ns/prov#wasQuotedFrom	superuser.com