PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It sounded reasonable at the time, and there was an important feature to the theory: it was all repeatable (at least until yfrog allegedly fixed the exploit).
http://www.w3.org/ns/prov#wasQuotedFrom
  • patterico.com