Bachem Ba 349 Natter

E313965

World War II German aircraft experimental aircraft point-defense interceptor rocket-powered interceptor aircraft vertical takeoff aircraft

The Bachem Ba 349 Natter was an experimental German World War II vertical takeoff, rocket-powered interceptor designed for one-time use against Allied bombers.

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All labels observed (3)

Label	Occurrences
Bachem Ba 349 Natter canonical	4
Bachem Ba 349 Natter program	1
Bachem Ba 349 Natter prototypes	1

How this entity was disambiguated

This entity first appeared as the object of triple T2920054 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Bachem Ba 349 Natter
Context triple: [T-Stoff, usedOnVehicle, Bachem Ba 349 Natter]

A. Dornier Do 335 Pfeil
The Dornier Do 335 Pfeil was a late-World War II German heavy fighter notable for its unique push-pull twin-engine configuration, making it one of the fastest piston-engined aircraft of its time.
B. Heinkel He 162
The Heinkel He 162 was a late-World War II German single-engine jet fighter, notable for its rapid development and use by the Luftwaffe as an emergency "Volksjäger" (people's fighter).
C. Heinkel He 176
The Heinkel He 176 was an experimental German rocket-powered aircraft that achieved the first manned flight solely under liquid-fueled rocket power in 1939.
D. Arado Ar 234
The Arado Ar 234 was a German World War II jet-powered bomber and reconnaissance aircraft, notable as the world’s first operational jet bomber.
E. Heinkel He 274
The Heinkel He 274 was a German high-altitude, long-range strategic bomber prototype developed during World War II but never put into full operational service.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Bachem Ba 349 Natter
Target entity description: The Bachem Ba 349 Natter was an experimental German World War II vertical takeoff, rocket-powered interceptor designed for one-time use against Allied bombers.

A. Dornier Do 335 Pfeil
The Dornier Do 335 Pfeil was a late-World War II German heavy fighter notable for its unique push-pull twin-engine configuration, making it one of the fastest piston-engined aircraft of its time.
B. Heinkel He 162
The Heinkel He 162 was a late-World War II German single-engine jet fighter, notable for its rapid development and use by the Luftwaffe as an emergency "Volksjäger" (people's fighter).
C. Heinkel He 176
The Heinkel He 176 was an experimental German rocket-powered aircraft that achieved the first manned flight solely under liquid-fueled rocket power in 1939.
D. Arado Ar 234
The Arado Ar 234 was a German World War II jet-powered bomber and reconnaissance aircraft, notable as the world’s first operational jet bomber.
E. Heinkel He 274
The Heinkel He 274 was a German high-altitude, long-range strategic bomber prototype developed during World War II but never put into full operational service.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	World War II German aircraft ⓘ experimental aircraft ⓘ point-defense interceptor ⓘ rocket-powered interceptor aircraft ⓘ vertical takeoff aircraft ⓘ
armament	24 Henschel Hs 297 Föhn rockets ⓘ R4M rockets ⓘ
boosterType	solid-fuel jettisonable boosters ⓘ
category	German experimental aircraft of World War II ⓘ interceptor aircraft ⓘ rocket-powered aircraft ⓘ
combatUse	no confirmed operational combat missions ⓘ
countryOfOrigin	Nazi Germany ⓘ
crew	1 ⓘ
crewType	single pilot ⓘ
designedFor	one-time use ⓘ point-defense of critical targets ⓘ
designedToBe	cheap to manufacture ⓘ constructed from non-strategic materials ⓘ
designer	Erich Bachem ⓘ
designFeature	disposable airframe ⓘ jettisonable nose section ⓘ parachute recovery for pilot ⓘ
developmentVariant	Ba 349B ⓘ linked to: Ba 349A
era	World War II ⓘ
firstFlightDate	1945-02-25 ⓘ
firstMannedVerticalLaunch	1945-03-01 ⓘ
fuselageMaterial	wood ⓘ
guidancePhase	final attack under manual control ⓘ initial vertical climb under autopilot ⓘ
intendedOperationalConcept	pilot bailout and airframe loss after attack ⓘ rapid climb to bomber altitude ⓘ rocket salvo into bomber formation ⓘ
intendedProductionVariant	Ba 349A ⓘ
intendedRole	interceptor of Allied bombers ⓘ
intendedTarget	Allied bomber formations ⓘ
launchInfrastructure	fixed launch tower ⓘ
manufacturer	Bachem-Werke ⓘ
notableAccident	fatal crash of test pilot Lothar Sieber ⓘ
powerplantType	liquid-fuel rocket engine ⓘ
primaryUser	Luftwaffe ⓘ
programOutcome	cancelled before mass deployment ⓘ
propulsion	Walter HWK 109-509A-2 rocket engine ⓘ linked to: Walter HWK 109-509 solid-fuel booster rockets ⓘ
status	prototype only ⓘ
tailConfiguration	cruciform tail ⓘ
takeoffMethod	vertical takeoff from launch tower ⓘ
testPilot	Lothar Sieber ⓘ
wingsConfiguration	mid-mounted straight wings ⓘ

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

T-Stoff → usedOnVehicle → Bachem Ba 349 Natter ⓘ

subject linked to: T-Stoff (high-test hydrogen peroxide)

Walter HWK 109-509 → usedInAircraft → Bachem Ba 349 Natter ⓘ

Bachem-Werke → developed → Bachem Ba 349 Natter ⓘ

Bachem-Werke → notableProduct → Bachem Ba 349 Natter ⓘ

Ba 349A → partOf → Bachem Ba 349 Natter program ⓘ

linked to: Bachem Ba 349 Natter

Ba 349A → basedOn → Bachem Ba 349 Natter prototypes ⓘ