PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is estimated that 40% of America???s energy comes from petroleum, 23% from coal, 23% from natural gas, 8.4% from nuclear power, and 6.8% from renewable energy such as wind power.
http://www.w3.org/ns/prov#wasQuotedFrom
  • gamerlimit.com