PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The problem with oil is that it is composed of lots of molecules in a ratio of 1 carbon to 2 hydrogens, with 2 extra hydrogens thrown in at the end (for example, natural gas is mostly 1 carbon and 4 hydrogen, while gasoline is mostly 8 carbons and 18 hydrogens).
http://www.w3.org/ns/prov#wasQuotedFrom
  • typepad.com