PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Then irrational numbers" such as the square root of 2 which cannot be written as any fraction (there is a simple proof).
http://www.w3.org/ns/prov#wasQuotedFrom
  • nasa.gov