PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Provided by the Royal Society of Chemistry, it aggregates structures, spectra, properties, suppliers, syntheses, and other information into a single searchable repository with links back to the original sources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • buffalo.edu