About: http://webisa.webdatacommons.org/35219440

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 subscription cache may itself be a data store, such as a relational database whereby the relevance engine queries the subscription cache to determine those inboxes that subscribe to a given alert.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com