About: http://webisa.webdatacommons.org/373419498

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	Beast is the most current one I know of, and I am sure it is the one you are referencing.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com