About: http://webisa.webdatacommons.org/256583333

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	Clearly, I am misunderstanding something fundamental since in what I describe, the target is the screen and everything else is a source.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com