About: http://webisa.webdatacommons.org/102000206

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	For example, the material may be metal such as steel, wood, stone, concrete and plastic, with plastic materials comprising natural and/or synthetic organic polymers being preferred.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr