About: http://webisa.webdatacommons.org/396038589

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	While messages will typically have a similar overall structure, the actual composition of elements can differ between the various message types and between messages as posted and as delivered.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com