About: http://webisa.webdatacommons.org/139763877

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 desirable that at least a portion of the top walls 70, (and, where sought, at least a portion of the side walls at the second portions 40b, 42b) be of transparent material, such as plastic.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr