About: http://webisa.webdatacommons.org/172758288

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	It is understood that the frame and the various parts thereof, such as the sides, spring and the like, are made of steel or other sheet metal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com