About: http://webisa.webdatacommons.org/421772174

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 exemplary embodiments, the core 20 a may be formed from resiliently flexible material, such as silicone or other elastomeric materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com