PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If all the estimated 117 Mt of copper in use (in buildings, electric and electronic products, transportation equipment, industrial machinery and equipment, and other products) was converted to a common household electrical wire, such as size American Wire Gauge 14, and then wrapped around the Equator (40,000 kilometers), then the wire would circle the Earth almost 158,000 times.
http://www.w3.org/ns/prov#wasQuotedFrom
  • eoearth.org