gptkbp:instance_of
|
gptkb:aircraft
gptkb:Flight
|
gptkbp:air_support
|
FAA and EASA certified
FAA certification required
|
gptkbp:aircraft_configuration
|
single-aisle
modern aerodynamic design
based on Boeing 737 Next Generation
|
gptkbp:aircraft_market_share
|
dominant in single-aisle segment
|
gptkbp:aircraft_operated
|
lightweight materials
advanced avionics
narrow-body
high reliability ratings
fly-by-wire system
improved climb rate
enhanced safety systems
state-of-the-art navigation systems
advanced wing design
modern cabin design
high performance ratings
significant backlog of orders
software updates post-grounding
up to 194,700 pounds
129 to 142 feet
|
gptkbp:aircraft_role
|
passenger transport
commercial aviation
|
gptkbp:aircraft_type
|
gptkb:aircraft
gptkb:737_MAX_10
gptkb:737_MAX_7
gptkb:737_MAX_9
gptkb:737_MAX_8
narrow-body
narrow-body aircraft
multiple variants available
|
gptkbp:airlines
|
gptkb:Donghai_Airlines
gptkb:Philippine_Airlines
gptkb:Ruili_Airlines
gptkb:China_United_Airlines
gptkb:Air_Madagascar
gptkb:Fuzhou_Airlines
gptkb:Spring_Airlines
gptkb:Tibet_Airlines
gptkb:SAS_Scandinavian_Airlines
gptkb:Juneyao_Airlines
gptkb:Air_Asia_X
gptkb:Batik_Air
gptkb:Air_Canada
gptkb:American_Airlines
gptkb:China_Eastern_Airlines
gptkb:China_Southern_Airlines
gptkb:Emirates
gptkb:Norwegian_Air_Shuttle
gptkb:Oman_Air
gptkb:Qatar_Airways
gptkb:Ryanair
gptkb:Southwest_Airlines
gptkb:TUI_Airways
gptkb:United_Airlines
gptkb:Avianca
gptkb:Jetstar_Airways
gptkb:GOL_Linhas_Aéreas
gptkb:Alaska_Airlines
gptkb:Royal_Jordanian
gptkb:Singapore_Airlines
gptkb:Vietnam_Airlines
gptkb:Jet_Airways
gptkb:Pegasus_Airlines
gptkb:TUI_Group
gptkb:Turkish_Airlines
gptkb:Air_Asia
gptkb:Zhejiang_Loong_Airlines
gptkb:Cebu_Pacific_Air
gptkb:Qantas
gptkb:SAS
gptkb:Air_China
gptkb:Air_India
gptkb:Royal_Air_Maroc
gptkb:Shenzhen_Airlines
gptkb:Sichuan_Airlines
gptkb:Tianjin_Airlines
gptkb:Volaris
gptkb:Air_New_Zealand
gptkb:Icelandair
gptkb:Kuwait_Airways
gptkb:Shandong_Airlines
gptkb:Ethiopian_Airlines
gptkb:Thai_Lion_Air
gptkb:Bamboo_Airways
gptkb:Hainan_Airlines
gptkb:Viva_Aerobus
gptkb:Okay_Airways
gptkb:Beijing_Capital_Airlines
gptkb:Egypt_Air
gptkb:West_Jet
gptkb:Air_Seychelles
gptkb:Bangkok_Airways
gptkb:S7_Airlines
gptkb:Silk_Air
gptkb:Xiamen_Air
gptkb:Air_Mauritius
gptkb:Lion_Air
gptkb:Malindo_Air
gptkb:Jet_SMART
gptkb:Lucky_Air
gptkb:Flydubai
gptkb:Go_Air
gptkb:Indi_Go
gptkb:Spice_Jet
gptkb:Wizz_Air
gptkb:Viet_Jet_Air
multiple airlines
multiple global airlines
multiple airlines worldwide
operational disruptions
over 60 airlines
many commercial airlines
thousands of orders placed
|
gptkbp:airworthiness_directive
|
issued by FAA
|
gptkbp:assembly_location
|
gptkb:Renton,_Washington
gptkb:Everett,_Washington
|
gptkbp:autopilot_system
|
advanced autopilot system
|
gptkbp:avionics
|
gptkb:Rockwell_Collins
modern digital avionics
modern digital cockpit
modern avionics suite
modern avionics systems
|
gptkbp:cancellation_reason
|
quieter engines
|
gptkbp:capacity
|
up to 230 passengers
230 passengers
85 to 230 passengers
85-230 passengers
|
gptkbp:cargo_capacity
|
37 m³
1,500 cubic feet
up to 20,000 kg
up to 1,500 cubic feet
up to 6,570 pounds
|
gptkbp:casualties
|
346
|
gptkbp:ceiling
|
41,000 ft
|
gptkbp:certification
|
gptkb:2020
November 2020
2020-11-18
certification for training programs established
|
gptkbp:cockpit
|
digital displays
advanced avionics
fly-by-wire system
digital fly-by-wire system
|
gptkbp:community_impact
|
affected aviation industry worldwide
|
gptkbp:competitors
|
gptkb:Airbus_A320neo
gptkb:Embraer_E-Jet
gptkb:Airbus
gptkb:Bombardier_CSeries
gptkb:Boeing_717
gptkb:Mc_Donnell_Douglas_MD-80
|
gptkbp:control_system
|
fly-by-wire
|
gptkbp:crash_incidents
|
gptkb:Lion_Air_Flight_610
gptkb:Ethiopian_Airlines_Flight_302
two major crashes
|
gptkbp:crash_investigation
|
gptkb:FAA
gptkb:Boeing
gptkb:NTSB
|
gptkbp:crew
|
2
2 pilots
|
gptkbp:crew_capacity
|
2 pilots
|
gptkbp:cruise_speed
|
850 km/h
500 knots
Mach 0.79
500 to 580 mph
|
gptkbp:cultural_impact
|
featured in films and media
|
gptkbp:current_condition
|
gptkb:Philippine_Airlines
gptkb:Vistara
gptkb:Virgin_Australia
gptkb:Qantas_Airways
gptkb:Air_Canada
gptkb:American_Airlines
gptkb:China_Eastern_Airlines
gptkb:China_Southern_Airlines
gptkb:Delta_Air_Lines
gptkb:Norwegian_Air_Shuttle
gptkb:Ryanair
gptkb:Southwest_Airlines
gptkb:TUI_Airways
gptkb:United_Airlines
gptkb:Jetstar_Airways
gptkb:Alaska_Airlines
gptkb:Singapore_Airlines
gptkb:Turkish_Airlines
gptkb:Cebu_Pacific_Air
gptkb:Air_India
gptkb:West_Jet
gptkb:Jet2.com
gptkb:Indi_Go
gptkb:Spice_Jet
|
gptkbp:customer_base
|
global airlines
|
gptkbp:customer_feedback
|
mixed customer feedback
|
gptkbp:customer_support
|
gptkb:Malindo_Air
Boeing provides extensive support
|
gptkbp:death
|
346
|
gptkbp:delivery_start_date
|
May 2017
|
gptkbp:design
|
gptkb:Boeing_Commercial_Airplanes
medium-haul
Boeing engineers
short-haul
|
gptkbp:design_features
|
advanced avionics
narrow-body
fly-by-wire system
high-wing configuration
rear fuselage engine mount
|
gptkbp:design_purpose
|
short to medium-haul flights
|
gptkbp:designed_by
|
gptkb:Boeing
|
gptkbp:designed_for
|
short to medium-haul flights
|
gptkbp:development
|
ongoing improvements and upgrades
|
gptkbp:development_cost
|
$1 billion
estimated at $1 billion
estimated $1 billion
|
gptkbp:economic_impact
|
significant impact on Boeing's finances
significant losses for Boeing
|
gptkbp:emergency_exits
|
overwing exits
|
gptkbp:enforces
|
gptkb:Lion_Air_Flight_610
gptkb:Ethiopian_Airlines_Flight_302
|
gptkbp:engine
|
gptkb:CFM_International_LEAP-1_B
|
gptkbp:engine_configuration
|
wing-mounted
two engines mounted on wings
|
gptkbp:engine_type
|
gptkb:LEAP-1_B
gptkb:JT8_D
gptkb:CFM56
gptkb:PW1000_G
gptkb:CFM_International_LEAP-1_B
turbofan
|
gptkbp:environmental_impact
|
subject to regulations
lower emissions
lower emissions than predecessors
|
gptkbp:first_delivery
|
gptkb:1968
gptkb:2017
1968-12-15
May 2017
2017-05-16
|
gptkbp:first_flight
|
gptkb:1967
gptkb:2016
1967-04-09
2016-01-29
1968-02-10
January 29, 2016
extensive testing before delivery
|
gptkbp:fleet_size
|
over 400 aircraft
|
gptkbp:flight_deck
|
glass cockpit
modern avionics
modernized with larger displays
|
gptkbp:flight_simulators
|
newly developed for training
|
gptkbp:flight_style
|
various options available
|
gptkbp:fuel_capacity
|
26,000 liters
6,570 gallons
6,875 lb
26,000 to 40,000 liters
6,853 U. S. gallons
6,875 to 10,000 liters
|
gptkbp:fuel_economy
|
improved fuel efficiency
15% better than previous models
improved over previous models
improved in newer models
up to 14% better than predecessors
|
gptkbp:fuselage_material
|
aluminum alloy
|
gptkbp:future_orders
|
ongoing orders from airlines
|
gptkbp:future_prospects
|
cautiously optimistic
|
gptkbp:grounded
|
gptkb:2019
worldwide
March 2019
2019-03-13
|
gptkbp:grounding
|
March 2019
|
gptkbp:grounding_date
|
March 13, 2019
|
gptkbp:grounding_duration
|
20 months
|
gptkbp:grounding_period
|
March 2019 to November 2020
|
gptkbp:has_environmental_compliance
|
meets regulations
|
gptkbp:has_historical_significance
|
one of the best-selling jetliners
|
gptkbp:has_noise_reduction
|
gptkb:advanced_technology
|
gptkbp:has_production_variants
|
gptkb:Boeing_737_Next_Generation
gptkb:Boeing_737
|
gptkbp:has_programs
|
gptkb:737_MAX_program
|
gptkbp:has_variants
|
gptkb:737-300
gptkb:737-100
gptkb:737_MAX_10
gptkb:737_MAX_7
gptkb:737_MAX_9
gptkb:737-400
gptkb:737-200
gptkb:737_MAX_8
737-500
737-600
737-800
737-700
737-900
|
gptkbp:has_variations
|
gptkb:4
four
|
gptkbp:has_wing_material
|
composite materials
|
gptkbp:headquarters
|
gptkb:Chicago,_Illinois
|
gptkbp:height
|
41 feet 2 inches
12.3 meters
12.5 to 13.6 meters
|
gptkbp:historical_significance
|
one of the best-selling jetliners
|
https://www.w3.org/2000/01/rdf-schema#label
|
Boeing 737
|
gptkbp:impact_on_boeing
|
financial losses
|
gptkbp:improves
|
winglets
|
gptkbp:influenced_by
|
gptkb:Douglas_DC-9
gptkb:Boeing_707
gptkb:Mc_Donnell_Douglas_MD-80
|
gptkbp:influences
|
design of future aircraft models
|
gptkbp:initial_order
|
gptkb:American_Airlines
|
gptkbp:interior_features
|
customizable cabin layout
|
gptkbp:introduced
|
gptkb:2017
|
gptkbp:investigates
|
gptkb:EASA
gptkb:FAA
gptkb:NTSB
gptkb:NTSB_investigation
Congressional hearings
multiple investigations
FAA investigation
|
gptkbp:landing_distance
|
1,800 m
165,000 pounds
162,000 pounds
up to 75,000 kg
|
gptkbp:landing_gear
|
tricycle type
tricycle gear
|
gptkbp:lawsuits
|
numerous lawsuits filed
numerous lawsuits
|
gptkbp:length
|
39.5 meters
39.5 m
35.9 meters
31.2 to 42.1 meters
138 feet 2 inches
129 feet 5 inches
102 ft 10 in
30.53 m to 42.06 m
approximately 30 to 42 meters
35.9 m to 42.1 m
129 feet 8 inches
31.2 m to 42.1 m
31.2-42.1 meters
28.6 to 42.1 meters
|
gptkbp:location
|
gptkb:Lion_Air_Flight_610
gptkb:Ethiopian_Airlines_Flight_302
|
gptkbp:maintenance
|
varies by model
requires regular inspections
increased compared to previous models
lower maintenance costs than older models
higher intervals than older models
|
gptkbp:manufacturer
|
gptkb:Boeing
|
gptkbp:market_launch
|
gptkb:2017
|
gptkbp:market_segment
|
commercial aviation
low-cost carriers
short to medium-haul flights
single-aisle aircraft
single-aisle market
|
gptkbp:market_share
|
significant in commercial aviation
over 40% of single-aisle market
|
gptkbp:max_speed
|
850 km/h
Mach 0.79
approximately 850 km/h
842 km/h
|
gptkbp:max_takeoff_weight
|
194,700 pounds
up to 85,000 kg
85,000 to 194,700 pounds
85,000 to 194,700 lb
194,700 lb to 194,700 lb
70,000-85,000 kg
|
gptkbp:military_technology
|
gptkb:Boeing_P-8_Poseidon
gptkb:Boeing_737_AEW&_C
gptkb:Boeing_737_MPA
gptkb:Boeing_C-40_Clipper
|
gptkbp:model
|
gptkb:737-100
gptkb:737_MAX_10
gptkb:737_MAX_7
gptkb:737_MAX_9
gptkb:737-200
gptkb:737_MAX_8
737
|
gptkbp:modifications
|
software updates and training changes
|
gptkbp:noise_level
|
quieter than predecessors
|
gptkbp:notable_case
|
gptkb:Lion_Air_Flight_610
gptkb:Ethiopian_Airlines_Flight_302
gptkb:Southwest_Airlines_Flight_1380
gptkb:Southwest_Airlines_Flight_1455
gptkb:United_Airlines_Flight_553
several accidents over the years
Boeing 737 MAX grounding
|
gptkbp:notable_pilots
|
requires specific training for MAX systems
enhanced training required
new training programs introduced
new simulator required
|
gptkbp:notable_users
|
gptkb:American_Airlines
gptkb:Delta_Air_Lines
gptkb:Ryanair
gptkb:Southwest_Airlines
gptkb:United_Airlines
|
gptkbp:number_built
|
over 10,000
|
gptkbp:number_of_crashes
|
2
|
gptkbp:number_of_engines
|
2
|
gptkbp:number_of_orders
|
over 5,000
|
gptkbp:operational_cost
|
lower than previous models
|
gptkbp:operational_range
|
3,550 nautical miles
up to 6,570 km
|
gptkbp:operational_restrictions
|
temporary restrictions post-grounding
|
gptkbp:operational_since
|
gptkb:1968
|
gptkbp:operational_status
|
in service
|
gptkbp:operator
|
gptkb:Malindo_Air
|
gptkbp:orbital_altitude
|
41,000 feet
up to 41,000 feet
|
gptkbp:order
|
over 5,000
over 4,500
over 15,000
5,000+
|
gptkbp:passenger_capacity
|
85
85-230
85 to 230
138 to 230
up to 230 passengers
improved cabin design
85 to 230 passengers
up to 230
|
gptkbp:payload_capacity
|
45,000 pounds
20,865 pounds
|
gptkbp:pilot_certification
|
new certification process introduced
|
gptkbp:pilot_experience
|
requirements adjusted for experienced pilots
|
gptkbp:pilot_retraining
|
mandatory for all pilots
|
gptkbp:pilot_retraining_frequency
|
periodic retraining required for pilots
|
gptkbp:pilot_support
|
ongoing support for pilots post-training
|
gptkbp:pilot_training_requirement
|
new training protocols
additional simulator training
new simulator training
|
gptkbp:pilot_training_requirements
|
increased training requirements
|
gptkbp:primary_user
|
gptkb:Air_Italy
gptkb:Copa_Airlines
gptkb:Spring_Airlines
gptkb:SAS_Scandinavian_Airlines
gptkb:Juneyao_Airlines
gptkb:Air_Canada
gptkb:American_Airlines
gptkb:China_Eastern_Airlines
gptkb:China_Southern_Airlines
gptkb:Delta_Air_Lines
gptkb:Norwegian_Air_Shuttle
gptkb:Oman_Air
gptkb:Ryanair
gptkb:Southwest_Airlines
gptkb:TUI_Airways
gptkb:United_Airlines
gptkb:Avianca
gptkb:GOL_Linhas_Aéreas
gptkb:Alaska_Airlines
gptkb:Jet_Airways
gptkb:Turkish_Airlines
gptkb:Air_China
gptkb:Air_India
gptkb:Royal_Air_Maroc
gptkb:Shenzhen_Airlines
gptkb:Sichuan_Airlines
gptkb:Tianjin_Airlines
gptkb:Volaris
gptkb:Icelandair
gptkb:Hainan_Airlines
gptkb:Flynas
gptkb:Viva_Aerobus
gptkb:West_Jet
gptkb:S7_Airlines
gptkb:Xiamen_Air
gptkb:Viva_Air
gptkb:Jet2.com
gptkb:Flydubai
gptkb:Go_Air
gptkb:Indi_Go
gptkb:Viet_Jet_Air
|
gptkbp:produced_by
|
gptkb:Boeing
|
gptkbp:produces
|
gptkb:Boeing_737
over 10,000
over 400
over 10,000 units
31 aircraft per month
increased to meet demand
57 aircraft per month
reduced production rate
|
gptkbp:production_halt
|
gptkb:2020
|
gptkbp:production_location
|
gptkb:Renton,_Washington
|
gptkbp:production_resumed
|
gptkb:2021
|
gptkbp:production_status
|
in production
|
gptkbp:production_years
|
gptkb:1967
gptkb:2015
1967-present
present
ongoing
|
gptkbp:public_perception
|
negative
damaged
damaged reputation
|
gptkbp:range
|
2,000 nautical miles
3,550 nautical miles
3,850 nautical miles
2,935 to 3,850 nautical miles
2,935 to 6,570 km
6,570 km
3,550 to 3,850 nautical miles
|
gptkbp:re-certification_date
|
November 18, 2020
|
gptkbp:re-entered_service
|
December 2020
|
gptkbp:regulatory_body
|
gptkb:European_Union_Aviation_Safety_Agency
gptkb:Federal_Aviation_Administration
gptkb:Federal_Aviation_Administration_(FAA)
gptkb:European_Union_Aviation_Safety_Agency_(EASA)
|
gptkbp:regulatory_changes
|
adaptations to training regulations
|
gptkbp:regulatory_compliance
|
gptkb:EASA
gptkb:FAA
gptkb:Transport_Canada
FAA certification
increased scrutiny
FAA and EASA certified
FAA and other authorities
FAA grounding
|
gptkbp:reintroduction
|
November 2020
|
gptkbp:related_aircraft
|
gptkb:Embraer_E-Jet
gptkb:Boeing_7x7_family
gptkb:Boeing_737_family
gptkb:Airbus
gptkb:Boeing_737
gptkb:Bombardier_CSeries
gptkb:Boeing_717
gptkb:Mc_Donnell_Douglas_MD-80
|
gptkbp:related_event
|
gptkb:Lion_Air_Flight_610
gptkb:Ethiopian_Airlines_Flight_302
|
gptkbp:return_to_service
|
December 2020
November 2020
|
gptkbp:return_to_service_date
|
December 2020
|
gptkbp:role
|
gptkb:military_logistics
gptkb:transport_aircraft
gptkb:military_aircraft
gptkb:trainer_aircraft
military applications
business travel
cargo transport
charter flights
commercial aviation
business aviation
refueling aircraft
|
gptkbp:safety
|
two fatal crashes
|
gptkbp:safety_features
|
gptkb:MCAS_system
advanced avionics
fly-by-wire system
autothrottle system
enhanced stall protection
|
gptkbp:safety_improvements
|
enhanced safety protocols implemented
|
gptkbp:safety_measures
|
implemented after crashes
implemented safety improvements
MCAS updates
|
gptkbp:safety_rating
|
gptkb:5_stars
4 stars
|
gptkbp:safety_record
|
varied
controversial
generally considered safe
relatively safe
over 200 incidents
over 200 fatalities
|
gptkbp:seating_capacity
|
single aisle
|
gptkbp:service_ceiling
|
41,000 feet
41,000 ft
|
gptkbp:service_entry
|
gptkb:1968
gptkb:2021
2020-12-09
|
gptkbp:shipping_options
|
over 10,000
over 1,000
ongoing
1,000+
|
gptkbp:software_issue
|
gptkb:MCAS
MCAS malfunction
|
gptkbp:software_system
|
gptkb:MCAS
|
gptkbp:squadrons
|
widely used worldwide
part of many airline fleets
over 300 aircraft in service
|
gptkbp:successor
|
gptkb:Boeing_787
gptkb:Boeing_707
gptkb:Boeing_737_Next_Generation
|
gptkbp:takeoff_distance
|
2,500 m
|
gptkbp:total_crashes
|
2
|
gptkbp:total_orders
|
over 4,700
|
gptkbp:training
|
specific pilot training required
collaborations with airlines for training
increased training hours required
updated manuals and resources
|
gptkbp:training_community
|
community of trainers and pilots established
|
gptkbp:training_costs
|
increased costs for comprehensive training programs
|
gptkbp:training_evaluation_metrics
|
metrics developed to assess training effectiveness
|
gptkbp:training_evaluations
|
ongoing assessments of training effectiveness
|
gptkbp:training_feedback
|
gathered from pilots post-training
|
gptkbp:training_feedback_loops
|
implemented for continuous improvement
|
gptkbp:training_impact
|
positive impact on safety and operations
|
gptkbp:training_implementation
|
phased implementation of training improvements
|
gptkbp:training_innovation
|
focus on innovative training methods
|
gptkbp:training_instructors
|
certified instructors for training programs
|
gptkbp:training_legacy
|
legacy of improved training practices established
|
gptkbp:training_outcomes
|
improved pilot proficiency
|
gptkbp:training_programs
|
conducted in various locations
extensive resources available for pilots
partnered with various flight schools
|
gptkbp:training_requirements
|
enhanced simulator training
|
gptkbp:training_standards
|
aligned with international standards
|
gptkbp:training_technology
|
use of virtual reality in training
|
gptkbp:updates
|
MCAS software improvements
|
gptkbp:used_by
|
airlines worldwide
|
gptkbp:used_in
|
commercial aviation
|
gptkbp:variant
|
gptkb:737-300
gptkb:737-100
gptkb:737_MAX_10
gptkb:737_MAX_7
gptkb:737_MAX_9
gptkb:737-400
gptkb:737-200
gptkb:737_MAX
gptkb:737_Next_Generation
gptkb:737_MAX_8
737-500
737-600
737-800
737-700
737-900
|
gptkbp:wing_area
|
1,200 square feet
1,900 square feet
125 m²
|
gptkbp:wing_configuration
|
composite materials
low-wing
winglets
advanced winglets
117 feet 10 inches
28.88 to 35.8 meters
|
gptkbp:wingspan
|
28.88 meters
35.8 m
93 ft 6 in
35.9 meters
28.9 to 35.8 meters
28.88 m
117 feet 5 inches
35.9 m
117 feet 10 inches
approximately 28 to 35 meters
28.9 m to 35.8 m
28.9-35.8 meters
|
gptkbp:year_created
|
gptkb:2017
|
gptkbp:year_established
|
gptkb:2017
|
gptkbp:bfsParent
|
gptkb:South_African_Airways
gptkb:Boeing_707
gptkb:F21_Norrbotten_Wing
gptkb:American_Airlines
gptkb:Boeing_Company
gptkb:C-40_Clipper
gptkb:Delta_Air_Lines
gptkb:Oman_Air
gptkb:Royal_Air_Force
gptkb:Royal_Australian_Navy
gptkb:Royal_Canadian_Air_Force
gptkb:Southwest_Airlines
gptkb:United_Airlines
gptkb:RAF_Coastal_Command
gptkb:Alaska_Airlines
gptkb:French_Air_Force
gptkb:German_Air_Force
gptkb:Luftwaffe
gptkb:Robert_J._Collier_Trophy
gptkb:Singapore_Airlines
gptkb:Jet_Airways
gptkb:Royal_Army_Air_Corps
gptkb:AIM-7_Sparrow_missile
gptkb:Airbus
gptkb:Boeing
gptkb:Douglas_Bader
gptkb:Michael_Collins
gptkb:Qantas
gptkb:Royal_Air_Maroc
gptkb:Concorde
gptkb:Ethiopian_Airlines
gptkb:Indonesian_National_Armed_Forces
gptkb:The_British_Air_Force
gptkb:No._28_Squadron_RFC
gptkb:No._30_Squadron_RFC
gptkb:No._32_Squadron_RFC
gptkb:No._35_Squadron_RFC
gptkb:No._37_Squadron_RFC
gptkb:No._41_Squadron_RFC
gptkb:No._47_Squadron_RFC
gptkb:No._50_Squadron_RFC
gptkb:Flight
gptkb:Mc_Donnell_Douglas
|
gptkbp:bfsLayer
|
4
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