PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As for cell phones, millions of base stations have been established around the world to strengthen the signal but most of the energy is consumed on their cooling systems, Nan told Xinhuanet.
http://www.w3.org/ns/prov#wasQuotedFrom
  • universityherald.com