About: http://webisa.webdatacommons.org/452507487

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	The alternative is automated systems that extract and classify content from existing materials, including many such as blog posts that would be created for other purposes.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com