PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Three decades of breakneck economic growth (it is now the world's fourth largest economy, on its way to surpassing that of the current No. 1, the United States, within 10 years) has left China facing serious energy and environmental problems, including water too polluted for human consumption, acute energy shortages, and vast swaths of land that can no longer be farmed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • docstoc.com