About: http://webisa.webdatacommons.org/403622894

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	For example, if calibration data is being obtained between somewhat distant objects, such as Earth and Mars, the elapsed time between transmission and reception can be at least on the order of tens of minutes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca