About: http://webisa.webdatacommons.org/50074028

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	As others have suggested, you will need some sort of mechanism that will:
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com