PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • for those who have done this puzzle, here is an extra: if you change what the others knew about their containers, in only one situation can you still solve it.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mathisfunforum.com