About: http://webisa.webdatacommons.org/232568431

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	A sensor such as an accelerometer or gyroscope can be used to obtain an angular velocity of a user's head.
http://www.w3.org/ns/prov#wasQuotedFrom	faqs.org