About: http://webisa.webdatacommons.org/215017157

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	There are also different contacts 480, 490 and 500 which can be made from any appropriate material such as metal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca