About: http://webisa.webdatacommons.org/80792562

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	However, certain types of messages, called envelopes, arrange to transfer copies of unexpanded, embedded objects to the receiver's work station by automatically saving and loading them.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com