PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • an alkyl group (preferably containing 1 to 20 carbon atoms, such as a methyl group and a tert-amyl group),
http://www.w3.org/ns/prov#wasQuotedFrom
  • patents.com