PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The following code is an attempt to decide whether the string contains valid numeric data and if it contains merely numbers or numbers and a decimal point -- at least he is the theory!
http://www.w3.org/ns/prov#wasQuotedFrom
  • techtarget.com