About: http://webisa.webdatacommons.org/144650607

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	Second, messages may be posted to a topic, and other entities may access the posted messages from the topic based on interest.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr