PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the Caribbean, warming water, disease, overfishing, and other problems have killed 80 percent of the region???s coral, turning many reefs into rocks and seaweed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slate.com