About: http://webisa.webdatacommons.org/272544742

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	That being said I see no evidence that they were other than natural phenomenon other than the fallible opinions of those who said they were at the time.Also recall that was a guess not a fact.As far as I can tell the jury is still out.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.co.uk