About: http://webisa.webdatacommons.org/52015901

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 legs and the support element can be tubular in shape, and can be constructed from any suitable material, for example wood or metal, for example steel.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr