PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • You may be interested in Haskell - it is type system infers the types from the code, and you can specify types as well.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackexchange.com