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gptkbp:instance_of
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gptkb:aircraft
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gptkbp:aircraft_operated
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gptkb:aircraft
gptkb:de_Havilland_Comet
lightweight construction
passenger transport
important in aviation history
good performance for its era
developed in post-war era
Comet 4, Comet 4 B, Comet 4 C
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gptkbp:capacity
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up to 100 passengers
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gptkbp:cockpit
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two-pilot cockpit
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gptkbp:constructed_in
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more than 100
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gptkbp:crew
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gptkb:5
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gptkbp:date
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1950s
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gptkbp:decommissioned
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various airlines
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gptkbp:design
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gptkb:Sir_Geoffrey_de_Havilland
low-wing monoplane
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gptkbp:economic_impact
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significant impact on aviation industry
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gptkbp:engine
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gptkb:4
gptkb:Rolls-Royce
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gptkbp:engine_type
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turbofan
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gptkbp:features
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swept wings
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gptkbp:first_flight
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gptkb:1958
gptkb:1980
modern avionics for its time
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gptkbp:fuel_capacity
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18,000 liters
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gptkbp:historical_significance
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first commercial jet airliner
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https://www.w3.org/2000/01/rdf-schema#label
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DH.106 Comet 4 R
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gptkbp:influenced
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future jet aircraft designs
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gptkbp:innovation
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early use of jet engines
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gptkbp:inspiration
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subsequent jet airliners
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gptkbp:interior_features
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economy and first class
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gptkbp:landing_gear
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tricycle landing gear
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gptkbp:legacy
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paved the way for modern jets
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gptkbp:length
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31.7 meters
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gptkbp:manufacturer
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gptkb:de_Havilland
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gptkbp:max_speed
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850 km/h
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gptkbp:max_takeoff_weight
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50,000 kg
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gptkbp:notable_event
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several accidents during early service
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gptkbp:notable_features
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pressurized cabin
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gptkbp:operational_area
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high operational costs
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gptkbp:operational_history
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used by several airlines
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gptkbp:operational_range
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short to medium-haul
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gptkbp:primary_user
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gptkb:British_Overseas_Airways_Corporation
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gptkbp:production_years
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1958-1964
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gptkbp:range
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3,000 km
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gptkbp:retirement_year
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gptkb:1980
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gptkbp:safety_record
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mixed safety record
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gptkbp:services
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gptkb:1959
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gptkbp:setting
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single aisle
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gptkbp:successor
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gptkb:de_Havilland_Comet_4_C
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gptkbp:type
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gptkb:aircraft
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gptkbp:wing_area
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120 m²
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gptkbp:wingspan
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28.9 meters
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gptkbp:bfsParent
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gptkb:de_Havilland
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gptkbp:bfsLayer
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5
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