PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • More recently, scientists have focused on greenhouse gas emissions, such as the carbon dioxide that comes from burning fossil fuels, as a particularly dangerous externality...
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com