About: http://webisa.webdatacommons.org/182277397

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, the location of the e-mail may be indicative of its read status, particularly in a system where opened mail is automatically transferred to a folder other than the inbox folder.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com