PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The frame 24 can formed from any durable material such as plastic, metal or wood and in turn features a soft cushioning material 16 disposed on the bottom edge to avoid unwanted ???click??? sound upon impact against floors or other playing surfaces.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com