PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Perl is an example of a weakly typed language and it has no problem mixing unrelated types in the same expression and the following example shows.
http://www.w3.org/ns/prov#wasQuotedFrom
  • i-programmer.info