PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • English is a required for most Chinese students from an early age, and so many Chinese people have the ability to read and write very easily, but for some reason they still struggle with speaking.
http://www.w3.org/ns/prov#wasQuotedFrom
  • economist.com