PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Negotiators at the Cancun conference are trying to establish a replacement for the Kyoto Protocol, which obliges rich nations except the United States to cut greenhouse gas emissions by an average of 5.2 percent below 1990 levels by 2008-2012.
http://www.w3.org/ns/prov#wasQuotedFrom
  • xinhuanet.com