About: http://webisa.webdatacommons.org/330270881

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	Supported document types are text, HTML, DOC, XLS, PPT, PDF and XML documents. txt/HTML data content will be stored in the clob column and other formatted
http://www.w3.org/ns/prov#wasQuotedFrom	databasejournal.com