About: http://webisa.webdatacommons.org/68039921

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	The receiver receives a signal such as a reference signal from a global positioning system and determines a coordinate position for the respective locomotive.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com