PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Special efforts should also be taken to reduce emissions of methane and nitrogen oxide (NOx and particularly N2O), given their potency as greenhouse gases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.ca