About: http://webisa.webdatacommons.org/451878268

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	PDF is an open standard with a published spec... it can not be that hard to make a screenreader for it.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org