About: http://webisa.webdatacommons.org/445159689

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	Together with angle of sun, predicted location and altitude of plane, and other factors combine to identify it as a shadow (exactly where models predict it should be).
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com