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