About: http://webisa.webdatacommons.org/219268399

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 rack and gears may be constructed of a metal such as brass, or the like, or a plastic material of suitable strength.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com