About: http://webisa.webdatacommons.org/24500680

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	Further, tube 16 may be made of an electrically insulating material except for a portion at its distal end that comes in contact with ball 14.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca