PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • By late November, ozone-rich air from the mid-latitudes mixes with the Antarctic air to fill in the lost ozone, and chemicals such as nitrogen oxides - - which act like a sort of atmospheric antacid -- begin to gobble up free chlorine, repairing the ozone loss, explained Gunson.
http://www.w3.org/ns/prov#wasQuotedFrom
  • archive.org