About: http://webisa.webdatacommons.org/278985149

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	Coverage includes letters and documents, document sources such as manuscripts and early printed editions, scholarly annotations, and links to biographies, dictionaries, encyclopedias, newspapers, and other online resources.
http://www.w3.org/ns/prov#wasQuotedFrom	stanford.edu