PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???These new findings underscore the challenge of predicting whether oil or gas will be found in frontier areas,??? USGS Director Dr. Marcia McNutt said in a statement. ???It is important to re-evaluate the petroleum potential of an area as new data becomes available.???
http://www.w3.org/ns/prov#wasQuotedFrom
  • marine-conservation.org