About: http://webisa.webdatacommons.org/157487247

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	After checking with Duluth International Airport and determining that no planes were missing, the Sheriff's Department concluded that it was a meteor entering the atmosphere, and the noise was a sonic boom.
http://www.w3.org/ns/prov#wasQuotedFrom	ufoinfo.com