PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The research and development activities of large-capacity energy storage systems are advanced mainly in countries and regions that depend largely on renewable energy, such as wind power and solar energy, which are vulnerable to fluctuations in weather conditions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • akihabaranews.com