gptkbp:instanceOf
|
UFO
|
gptkbp:endDate
|
April 1990
|
gptkbp:explains
|
unexplained
|
https://www.w3.org/2000/01/rdf-schema#label
|
Belgian UFO wave
|
gptkbp:investigatedBy
|
gptkb:SOBEPS
gptkb:Belgian_Air_Force
|
gptkbp:location
|
gptkb:Belgium
|
gptkbp:mediaCoverage
|
extensive
|
gptkbp:militaryResponse
|
F-16s scrambled
|
gptkbp:notableEvent
|
gptkb:March_30-31,_1990_mass_sighting
|
gptkbp:notableFor
|
gptkb:Petit-Rechain_photograph
|
gptkbp:notablePerson
|
gptkb:General_Wilfried_De_Brouwer
gptkb:Patrick_Ferryn
|
gptkbp:numberOfCases
|
over 2000
|
gptkbp:objectAltitudeReported
|
low altitude
|
gptkbp:objectColorReported
|
dark
|
gptkbp:objectLightsReported
|
bright lights
|
gptkbp:objectMovementReported
|
erratic
|
gptkbp:objectNoiseReported
|
silent
|
gptkbp:objectNumberReported
|
multiple
|
gptkbp:objectShapeReported
|
triangular
|
gptkbp:objectSizeReported
|
large
|
gptkbp:objectSpeedReported
|
rapid maneuvers
|
gptkbp:photographicEvidence
|
yes
|
gptkbp:publicReaction
|
widespread interest
|
gptkbp:radarContact
|
yes
|
gptkbp:relatedTo
|
UFO sightings in Europe
|
gptkbp:startDate
|
November 1989
|
gptkbp:subjectOf
|
books
documentaries
|
gptkbp:witnessedBy
|
gptkb:Belgian_Air_Force
civilians
|
gptkbp:bfsParent
|
gptkb:UFO
|
gptkbp:bfsLayer
|
5
|