About: http://webisa.webdatacommons.org/177265254

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	Since they are mechanical, their accuracy is also limited because of mechanical tolerances within the sensor and, moreover, the sensors are also subject to inaccuracies brought on by factors such as thermal expansion.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com