About: http://webisa.webdatacommons.org/397440264

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 locking system relies principally upon a screw provided in the mounting base, which when tightened, impinges on the base of the U-shaped lamp, preventing the fluorescent lamp from being removed from the mounting base.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com