About: http://webisa.webdatacommons.org/381315812

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	checks is a good example where in-memory databases can provide a significant performance
http://www.w3.org/ns/prov#wasQuotedFrom	databasejournal.com