PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Mark Twain recognized the problem of single-minded focus: When your only tool is a hammer, you tend to see all problems as nails.
http://www.w3.org/ns/prov#wasQuotedFrom
  • natlogic.com