PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The first electron-rich group can include an atom such as nitrogen, oxygen, phosphorous, sulfur, silicon, and carbon and can include groups such as ester, ketone, ether, unsaturated carbon, and hydroxyl groups.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au