About: http://webisa.webdatacommons.org/66671143

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	I doubt he would ever admit it, but I think part of the delay with the last 2 books is that there were simply other projects and other parts of his career that became more interesting to him during that time.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com