PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Within the available space constraints there is sufficient volume to store the required energy either in springs or as a compressed gas, e.g. air both of which forms are possible as the energy can be released directly in the desired form of a force acting to cause mechanical motion.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com