About: http://webisa.webdatacommons.org/451511525

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	much quicker, but neither case is slow, particularly if you are using indexes properly in a database.
http://www.w3.org/ns/prov#wasQuotedFrom	msdn.com