About: http://webisa.webdatacommons.org/84874107

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	In this case, known means having electrical conductivity, such as brush, leaf spring or roller may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca