PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Chapter two exposes students to population growth and related topics, such as sanitation, climate change, and extreme poverty.
http://www.w3.org/ns/prov#wasQuotedFrom
  • facingthefuture.org