PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • An air purification system with carbon and HEPA can also remove pollutants such as chemicals, particles, mold, bacteria and viruses and help move the air around as well.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com