About: http://webisa.webdatacommons.org/448392639

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	My question was mainly focused on how the client knows the URL, not how the whole system works.
http://www.w3.org/ns/prov#wasQuotedFrom	superuser.com