PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Guardian, April 19.Worldwide spending on industrial energy management systems and services, including software components, will grow from $11.3 billion in 2013 to $22.4 billion in 2020, according to a study from Navigant Research.
http://www.w3.org/ns/prov#wasQuotedFrom
  • theclimategroup.org