About: http://webisa.webdatacommons.org/382773004

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 another embodiment, the sensor is a proximity sensor, or any other sensor able to detect the relative location of the user's feet in relation to the foot support.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk