About: http://webisa.webdatacommons.org/293013533

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	D is very useable at this point, but there is a still a lot of work to be done for it, and whether it will do what you are looking for and do it well enough depends entirely on what you are trying to do.
http://www.w3.org/ns/prov#wasQuotedFrom	digitalmars.com