PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is a key raw material for a wide range of industrial and commercial products, including polyurethanes, propylene glycols, and glycol ethers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • docstoc.com