About: http://webisa.webdatacommons.org/279618551

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	+ extensions, there is a mechanism for querying whether an extension is implemented.
http://www.w3.org/ns/prov#wasQuotedFrom	bitbucket.org