PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Oxygen can be add???d with advantage to the rather inert methane molecule when products such as methanol or acetic acid are desired.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es