About: http://webisa.webdatacommons.org/166440011

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	That is, when the peak values of the reflected waves received by the radar device exceed a predetermined threshold, it can be determined that an object other than work is present in the predetermined area.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com