PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • a terminal atom in a chain, e.g. CH3 or OH), ring membership, aromaticity, general
http://www.w3.org/ns/prov#wasQuotedFrom
  • biomedcentral.com