Northrop YB-35
E1031604
The Northrop YB-35 was an experimental American flying wing strategic bomber prototype developed in the 1940s to explore advanced long-range, high-efficiency aircraft designs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Northrop YB-35 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13270917 — 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: Northrop YB-35 Context triple: [Jack Northrop, designed, Northrop YB-35]
-
A.
Northrop YB-49
The Northrop YB-49 was an experimental American jet-powered flying wing bomber developed in the late 1940s to test advanced aerodynamic concepts for the U.S. Air Force.
-
B.
Convair XF-92
The Convair XF-92 was an experimental American delta-wing jet interceptor prototype developed in the late 1940s that served as a pioneering testbed for high-speed delta-wing aircraft design.
-
C.
Northrop P-61 Black Widow
The Northrop P-61 Black Widow was a World War II-era American twin-engine night fighter, notable as the first U.S. aircraft designed specifically for radar-equipped night interception.
-
D.
Curtiss XP-55 Ascender
The Curtiss XP-55 Ascender was an experimental World War II–era American fighter prototype notable for its radical canard pusher configuration and unconventional aerodynamic design.
-
E.
Lockheed XP-49
The Lockheed XP-49 was an experimental American twin-engine fighter prototype developed during World War II as an advanced, high-altitude derivative of the P-38 Lightning.
- 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: Northrop YB-35 Target entity description: The Northrop YB-35 was an experimental American flying wing strategic bomber prototype developed in the 1940s to explore advanced long-range, high-efficiency aircraft designs.
-
A.
Northrop YB-49
The Northrop YB-49 was an experimental American jet-powered flying wing bomber developed in the late 1940s to test advanced aerodynamic concepts for the U.S. Air Force.
-
B.
Convair XF-92
The Convair XF-92 was an experimental American delta-wing jet interceptor prototype developed in the late 1940s that served as a pioneering testbed for high-speed delta-wing aircraft design.
-
C.
Northrop P-61 Black Widow
The Northrop P-61 Black Widow was a World War II-era American twin-engine night fighter, notable as the first U.S. aircraft designed specifically for radar-equipped night interception.
-
D.
Curtiss XP-55 Ascender
The Curtiss XP-55 Ascender was an experimental World War II–era American fighter prototype notable for its radical canard pusher configuration and unconventional aerodynamic design.
-
E.
Lockheed XP-49
The Lockheed XP-49 was an experimental American twin-engine fighter prototype developed during World War II as an advanced, high-altitude derivative of the P-38 Lightning.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
experimental bomber aircraft
ⓘ
flying wing aircraft ⓘ prototype aircraft ⓘ strategic bomber ⓘ |
| aircraftConfiguration | flying wing ⓘ |
| airframeMaterial | metal ⓘ |
| armamentPlanned |
20 mm cannons
ⓘ
bomb load up to 51,000 lb ⓘ |
| basedOnRequirement | USAAF long-range bomber requirement ⓘ |
| category |
1940s United States bomber aircraft
ⓘ
experimental military aircraft ⓘ flying wing prototypes ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| crewSize | 9 ⓘ |
| cruiseSpeed | 216 mph ⓘ |
| designer | Jack Northrop NERFINISHED ⓘ |
| developedInDecade | 1940s ⓘ |
| developmentGoal |
evaluate flying wing configuration for strategic bombing
ⓘ
explore high-efficiency long-range bomber design ⓘ |
| engineConfiguration | pusher propellers ⓘ |
| firstFlightDate | 1946-06-25 ⓘ |
| height | 6.1 m ⓘ |
| intendedUser | United States Army Air Forces NERFINISHED ⓘ |
| landingGearType | tricycle landing gear ⓘ |
| length | 16.2 m ⓘ |
| manufacturer | Northrop Corporation NERFINISHED ⓘ |
| maximumSpeed | 391 mph ⓘ |
| maximumTakeoffWeight | 82,000 kg ⓘ |
| notableFeature |
internal bomb bays
ⓘ
tailless flying wing design ⓘ |
| numberBuilt | 2 ⓘ |
| numberOfEngines | 4 ⓘ |
| operatorPlanned | United States Army Air Forces NERFINISHED ⓘ |
| powerplantType | piston engine ⓘ |
| programOutcome | didNotEnterProduction ⓘ |
| programReasonForCancellation |
shift in strategic bomber requirements
ⓘ
technical difficulties with drive system ⓘ |
| range | 8,150 km ⓘ |
| role |
long-range bomber
ⓘ
strategic bomber prototype ⓘ |
| serviceCeiling | 39,000 ft ⓘ |
| status |
cancelled project
ⓘ
prototype ⓘ |
| successor | Northrop YB-49 NERFINISHED ⓘ |
| wingArea | 370 m² ⓘ |
| wingspan | 52.4 m ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Northrop YB-35 Description of subject: The Northrop YB-35 was an experimental American flying wing strategic bomber prototype developed in the 1940s to explore advanced long-range, high-efficiency aircraft designs.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.