About: http://webisa.webdatacommons.org/164536722

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	Sensors such as proximity sensors or optical sensors can be employed to determine the presence of the tabs 40.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com