About: http://webisa.webdatacommons.org/170905967

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	UPDATE: The above technique will log errors such as undefined variables.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com