About: http://webisa.webdatacommons.org/8588372

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 retensioning device may be made of any suitable material such as heavy cast metal, strong plastics, other metal alloys and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au