About: http://webisa.webdatacommons.org/108935361

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	Although those clues have not led to anything solid (afaik), as of yet, there was a decoded message found within the last chapter of the book.
http://www.w3.org/ns/prov#wasQuotedFrom	mysteriouswritings.com