PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A ligand is a molecule or ion that is bonded directly (i.e. covalently) to a metal center.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ilpi.com