About: http://webisa.webdatacommons.org/205256293

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	I think the problem is there is a need to enforce some metadata but tagging does not give you enough control.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com