About: http://webisa.webdatacommons.org/214957129

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	The update is a fairly simple request that is called often, so it???s a good candidate for optimising with Metal.
http://www.w3.org/ns/prov#wasQuotedFrom	railscasts.com