About: http://webisa.webdatacommons.org/445343441

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	As to the format, primary source materials can be written and non-written, the latter including sound, picture, and artifact.
http://www.w3.org/ns/prov#wasQuotedFrom	indiana.edu