About: http://webisa.webdatacommons.org/251949741

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 support grid is preferably made of plastic or other suitably rigid or semi-rigid material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com