About: http://webisa.webdatacommons.org/159091005

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 head position determining system can be designed to use waves, energy, radiation or other properties or phenomena.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com