PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Coastal development, increased pollution in rivers that empty into oceans and commercial activities such as fishing and snorkeling have endangered more than three-fourths of the world's coral reefs, ecologists estimate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • enn.com