About: http://webisa.webdatacommons.org/408332980

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	I do not know about Visio, but I have tried this with Excel in a corporate environment (everyone had license including the server).
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com