About: http://webisa.webdatacommons.org/203299492

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	switch, a control key and other odds and ends and a bar (like a
http://www.w3.org/ns/prov#wasQuotedFrom	railway-technical.com