PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • To deal with hurricanes and other bad weather, over time we have developed hurricane watches, ship logs, ship-to-shore reports, weather balloons, satellites, radar, aircraft data links, and ocean buoys.
http://www.w3.org/ns/prov#wasQuotedFrom
  • worldchanging.com