About: http://webisa.webdatacommons.org/453846266

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	In one embodiment, the corpus of documents includes various types of documents, including but not limited to: text documents, image documents, motion documents, and mixed-type documents.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com