About: http://webisa.webdatacommons.org/152234639

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	Attributes can include system defined attributes, for example, such as InBox, Trash, Spam, All_Documents and Unread.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es