PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For the 300 years following the arrival of Europeans, land was cleared, mostly for agriculture, at a rate that matched the rate of population growth.[2] For every person added to the population, one to two hectares of land was cultivated.[3] This trend continued until the 1920s when the amount of crop land stabilized in spite of continued population growth.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org