PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Um, 50 grams is a little less than 2 ounces, 50 mg is a little less than (2/1000) of an ounce.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com