UFO sightings in the United States

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:physical_phenomenon
gptkbp:associatedWith	conspiracy theories government secrecy
gptkbp:documentedIn	gptkb:Mutual_UFO_Network gptkb:National_UFO_Reporting_Center
gptkbp:explains	hoaxes weather phenomena classified military technology misidentified aircraft
gptkbp:frequency	thousands of reports annually
gptkbp:location	gptkb:United_States
gptkbp:mediaCoverage	gptkb:television internet newspapers
gptkbp:notableEvent	gptkb:Washington,_D.C._UFO_incident_(1952) gptkb:Roswell_incident gptkb:Phoenix_Lights
gptkbp:period	20th century 21st century
gptkbp:relatedTo	gptkb:UFO extraterrestrial life
gptkbp:reportsTo	gptkb:military civilians pilots
gptkbp:studiedBy	gptkb:Project_Blue_Book gptkb:U.S._Air_Force gptkb:AARO
gptkbp:subjectOf	popular culture U.S. Congressional hearings declassified government documents
gptkbp:bfsParent	gptkb:Portage_County_UFO_Chase gptkb:Washington,_D.C._UFO_incident
gptkbp:bfsLayer	6
https://www.w3.org/2000/01/rdf-schema#label	UFO sightings in the United States