About: http://webisa.webdatacommons.org/109179525

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	And studying those is a challenge, since it is rare to have any of these systems removed with the sort of precision that apparently wiped out a lot of E.P.'s past and continued to erase his present.
http://www.w3.org/ns/prov#wasQuotedFrom	arstechnica.com