PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Next best option is to use a tool which will parse a .pdf into its own native format --- most drawing programs will do this --- at one point in time, I was maintaining a compleat book in Macromedia FreeHand (had to import it as a .pdf since the book was typeset using a proprietary typesetting program which we discontinued use of at my previous employer).
http://www.w3.org/ns/prov#wasQuotedFrom
  • mobileread.com