About: http://webisa.webdatacommons.org/225458397

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	This is related to this question, however I can not see how using existential types would help in my case.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com