PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In addition to attaching a chemical moiety, the atoms in proximity to the functional groups could be altered, such as by adding electron withdrawing or donating groups, or adding methyl or other groups that add steric hindrance to the target molecule.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com