PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As in the ???M??? unit, any methyl group could be replaced in ???D??? or ???T??? with a group R which is other than methyl.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au