About: http://webisa.webdatacommons.org/56580939

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	???it looks, to me, as if there was a collision in the upper atmosphere with a solid object???like the comet that hit Jupiter.
http://www.w3.org/ns/prov#wasQuotedFrom	discovermagazine.com