PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Germany is a dramatic example of the fourth phase of demographic transition: Countries with low birth and death rates represent almost half of the world's population.
http://www.w3.org/ns/prov#wasQuotedFrom
  • prb.org