PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Data he is mostly right most of the time is adequate (e.g., who really cares if the number of up-votes you receive for an item is really 20 milliseconds out of date when it is sent), and keeping costs reasonable while scaling to support a gazillion users matters a lot.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackoverflow.com