About: http://webisa.webdatacommons.org/209456614

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	Examples of materials used for the core include metals such as aluminum, tin, or copper, although any flexing rigid material may be suitable, such as for example, wood.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au