About: http://webisa.webdatacommons.org/223285216

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	Neither of those four words are particularly hard to guess, but combined, there is a lot of entropy.But suppose you use it on a site which silently, without informing you, throws away everything past the first 7 characters.
http://www.w3.org/ns/prov#wasQuotedFrom	arstechnica.com