PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The calendar art contest is a fun and creative way for students to explore pollution-free energy sources such as wind, geothermal, and solar energy, and how these technologies can improve society and the environment in the 21st century.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ca.gov