About: http://webisa.webdatacommons.org/415635992

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	For example, a compound document such as a PDF would be de-layered to discover that it actually includes a Word document, several .gif images, and an Excel spreadsheet.
http://www.w3.org/ns/prov#wasQuotedFrom	techtarget.com