About: http://webisa.webdatacommons.org/293683009

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In some implementations, the inner component 1410 can be made of synthetic rubber, Bakelite, neoprene, nylon, PVC, polystyrene, polyethylene, polypropylene, polyacrylonitrile, PVB, silicone, or other such materials.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com