PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This arrangement is the most cost effective to install but efficiency is reduced in cool and cold climates by heat loss from the tank.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sunflower-solar.com