About: http://webisa.webdatacommons.org/442329409

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	Yes, this kind of thing works, but is generally achieved using an in-memory database such as TimesTen, we did something like this for handing massive amounts of CDR inputs once upon a time.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com