About: http://webisa.webdatacommons.org/315122211

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	In FIG. 2, the tray 6 is formed of an optically transparent material such as an acrylic resin and polycarbonate.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com