PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • People heading to the beach should be particularly vigilant, because water reflects up to 10 percent of the sun's rays, seafoam about 25 percent, and sand about 15 percent, adding to your overall exposure.
http://www.w3.org/ns/prov#wasQuotedFrom
  • skincancer.org