About: http://webisa.webdatacommons.org/196497111

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 the embodiment shown in the figures, the shelf 22 is formed of plastic or the like, and the boss 30 is a heat resistant material, such as a metal pin or grommet boss 30.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com