About: http://webisa.webdatacommons.org/334516793

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	Each track has any suitable reciprocating means, such as a conveyor belt 40, FIGS. 2 and 3, mounted on belt wheels 42, 42'.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com