About: http://webisa.webdatacommons.org/146715181

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	For example, a database-based file storage system can build Item, Item Extension, and Link watcher abstractions on the entity watcher abstraction (e.g., Note that an entity is the most granular piece of data that can be watched).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com