PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These features are available in tools such as ChemSpider (acquired by the Royal Society of Chemistry this past spring); the Structure and Property Search feature available in the CRC Handbook of Chemistry and Physics; SciFinder from CSA; PubChem; and Molecule of the Month; to name a few (Many of these sites used common visual engines, such as the Java-based JMOL, for 3D display of molecular images
http://www.w3.org/ns/prov#wasQuotedFrom
  • tufts.edu