About: http://webisa.webdatacommons.org/201997772

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	Also, while the preferred embodiments employ various antennas such as the antennas 110, 140, and 145, other types of transducers including ultrasonic and laser sensors may equivalently be used in some systems.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk