About: http://webisa.webdatacommons.org/172137287

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 knuckle is a clamp which can be opened and closed as required and is designed to couple automatically with another knuckle on impact when the couplers are properly aligned.
http://www.w3.org/ns/prov#wasQuotedFrom	justia.com