About: http://webisa.webdatacommons.org/310506026

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	The clearest example illustrating that point I found here:Here is an analogy.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com