About: http://webisa.webdatacommons.org/80996952

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, you can go through these slides on multimedia, storage, and graphics - or just search the internet for the sort of functionality you are interested in and see if it exists.
http://www.w3.org/ns/prov#wasQuotedFrom	khanacademy.org