PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The reservoir can include a phase transfer material, for example, ice, wax, or other suitable materials, that absorbs heat to change its phase, for example, from liquid to gas or solid to liquid, thereby storing the heat.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com