About: http://webisa.webdatacommons.org/286039549

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	Below the hopper is atube, D, closed at bottom by a sliding valve, E, working in guides F. G is a lock, whose bolt 11 enters the recess of a keeper.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com