PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • rubbers such as urethane rubber, silicone rubber, butadiene rubber, etc., natural rubbers such as latex rubber, etc., and soft polyvinyl chloride.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com