USAF 48-1385
E458947
USAF 48-1385 is the United States Air Force serial number assigned to the Bell X-1B, an experimental rocket-powered research aircraft used for high-speed flight testing.
All labels observed (1)
| Label | Occurrences |
|---|---|
| USAF 48-1385 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4637340 — 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: USAF 48-1385 Context triple: [Bell X-1B, registration, USAF 48-1385]
-
A.
USAF 496th Air Base Squadron
The USAF 496th Air Base Squadron is a United States Air Force support unit responsible for providing base operations, logistics, and support services for U.S. forces stationed at Morón Air Base in Spain.
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B.
448th Supply Chain Management Wing
The 448th Supply Chain Management Wing is a U.S. Air Force unit responsible for planning, managing, and sustaining global supply chain operations to support Air Force weapon systems and missions.
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C.
Eastern Air Transport
Eastern Air Transport was an early American airline of the 1920s–1930s that later became part of Eastern Air Lines, helping pioneer commercial passenger and airmail service in the United States.
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D.
United States Air Force Personnel Center
The United States Air Force Personnel Center is the central agency responsible for managing and overseeing personnel programs, records, and career development for Air Force members.
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E.
General Headquarters Air Force (GHQ Air Force)
General Headquarters Air Force (GHQ Air Force) was the primary operational air combat organization of the U.S. Army in the late 1930s and early 1940s, serving as a key predecessor to the United States Army Air Forces and, ultimately, the U.S. Air Force.
- 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: USAF 48-1385 Target entity description: USAF 48-1385 is the United States Air Force serial number assigned to the Bell X-1B, an experimental rocket-powered research aircraft used for high-speed flight testing.
-
A.
USAF 496th Air Base Squadron
The USAF 496th Air Base Squadron is a United States Air Force support unit responsible for providing base operations, logistics, and support services for U.S. forces stationed at Morón Air Base in Spain.
-
B.
448th Supply Chain Management Wing
The 448th Supply Chain Management Wing is a U.S. Air Force unit responsible for planning, managing, and sustaining global supply chain operations to support Air Force weapon systems and missions.
-
C.
Eastern Air Transport
Eastern Air Transport was an early American airline of the 1920s–1930s that later became part of Eastern Air Lines, helping pioneer commercial passenger and airmail service in the United States.
-
D.
United States Air Force Personnel Center
The United States Air Force Personnel Center is the central agency responsible for managing and overseeing personnel programs, records, and career development for Air Force members.
-
E.
General Headquarters Air Force (GHQ Air Force)
General Headquarters Air Force (GHQ Air Force) was the primary operational air combat organization of the U.S. Army in the late 1930s and early 1940s, serving as a key predecessor to the United States Army Air Forces and, ultimately, the U.S. Air Force.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Bell X-1B
ⓘ
experimental aircraft ⓘ research aircraft ⓘ rocket-powered aircraft ⓘ test aircraft ⓘ |
| aircraftRole |
experimental research
ⓘ
high-speed flight testing ⓘ |
| aircraftType |
experimental rocket plane
ⓘ
single-seat aircraft ⓘ |
| airframeFamily | Bell X-1 NERFINISHED ⓘ |
| category | X-planes NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasDesignation | X-1B NERFINISHED ⓘ |
| manufacturer | Bell Aircraft NERFINISHED ⓘ |
| operator | United States Air Force ⓘ |
| partOfSeries | Bell X-1 series NERFINISHED ⓘ |
| propulsionType | rocket-powered ⓘ |
| registrationAuthority | United States Air Force NERFINISHED ⓘ |
| serialNumber | 48-1385 ⓘ |
| serviceBranch | United States Air Force ⓘ |
| status | retired ⓘ |
| usedBy | USAF test pilots ⓘ |
| usedFor |
flight test program
ⓘ
high-speed aerodynamic research ⓘ |
| usedIn | supersonic flight research ⓘ |
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: USAF 48-1385 Description of subject: USAF 48-1385 is the United States Air Force serial number assigned to the Bell X-1B, an experimental rocket-powered research aircraft used for high-speed flight testing.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.