About: http://webisa.webdatacommons.org/116799208

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	They are usually free and often portable, and they tend to extract the same sort of information, just more or less of it, depending on the tool.
http://www.w3.org/ns/prov#wasQuotedFrom	cnet.com