About: http://webisa.webdatacommons.org/158769323

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	The core 20 may be constructed of any suitably rigid material, such as metal, metal alloy, plastic, wood, or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com