PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As a sustainable and renewable energy source, wind is the most promising one, the proportion of which is supposed to become much larger in the future as the era of burning cheap and abundant fossil fuel energy passed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • polyu.edu.hk