About: http://webisa.webdatacommons.org/268267998

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	If SO and other websites seem to do this is because their code is looking for these parameters in the URL and populating the appropriate elements in the form.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com