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gptkbp:instance_of
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gptkb:aircraft
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gptkbp:aircraft_configuration
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designed for high altitude missions
designed for medium bomb loads
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gptkbp:aircraft_operated
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bombers
distinctive design features
good maneuverability
used in training missions
influenced future bomber designs
evolved from earlier models
phased out in the late 1940s
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gptkbp:aircraft_role
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gptkb:military_aircraft
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gptkbp:aircraft_type
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gptkb:biplane
Martin MB-2 B
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gptkbp:armament
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machine guns
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gptkbp:cockpit
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open cockpit
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gptkbp:crew
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gptkb:Pilot
2
gunner
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gptkbp:decommissioned
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1945
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gptkbp:design
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gptkb:Donald_W._Douglas
low-wing monoplane
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gptkbp:design_features
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all-metal construction
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gptkbp:engine_power
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600 hp
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gptkbp:engine_type
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gptkb:radial_engine
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gptkbp:first_flight
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1934
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gptkbp:flight_style
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up to 8 hours
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gptkbp:fuel_capacity
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1,000 L
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gptkbp:historical_context
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interwar period
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gptkbp:historical_significance
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early bomber design
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https://www.w3.org/2000/01/rdf-schema#label
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Martin MB-2
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gptkbp:influenced_by
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gptkb:Martin_MB-1
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gptkbp:landing_gear
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tailwheel
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gptkbp:length
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12.5 m
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gptkbp:manufacturer
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gptkb:Martin_Aircraft_Company
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gptkbp:max_speed
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200 km/h
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gptkbp:max_takeoff_weight
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4,000 kg
3,600 kg
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gptkbp:nationality
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gptkb:United_States
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gptkbp:notable_features
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twin-engine configuration
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gptkbp:number_built
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approximately 100
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gptkbp:operational_history
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served in World War II
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gptkbp:operational_range
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1,000 miles
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gptkbp:production_years
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1934-1936
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gptkbp:range
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1,600 km
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gptkbp:retired
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1940s
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gptkbp:retirement
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obsolescence
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gptkbp:role
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gptkb:military_aircraft
gptkb:bomber
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gptkbp:safety
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paved the way for modern bombers
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gptkbp:service_ceiling
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6,000 m
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gptkbp:service_history
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used in various conflicts
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gptkbp:successor
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gptkb:Martin_B-10
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gptkbp:used_by
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gptkb:United_States_Army_Air_Corps
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gptkbp:variant
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Martin MB-2 A
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gptkbp:wing_area
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40 m²
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gptkbp:wingspan
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15.2 m
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gptkbp:bfsParent
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gptkb:Martin_MB-1
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gptkbp:bfsLayer
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8
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