Ellsworth Air Force Base
E359636
Ellsworth Air Force Base is a major United States Air Force installation in western South Dakota known primarily for hosting B-1B Lancer bombers and supporting strategic bomber operations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ellsworth Air Force Base canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T3093345 — 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: Ellsworth Air Force Base Context triple: [Rapid City, South Dakota, hasMilitaryInstallationNearby, Ellsworth Air Force Base]
-
A.
Howard Air Force Base
Howard Air Force Base was a major United States Air Force installation in Panama that played a key role in military air operations and testing throughout the Cold War and beyond.
-
B.
Otis Air Force Base
Otis Air Force Base is a former U.S. military installation on Cape Cod in Massachusetts that served as a key Air Force and Air National Guard facility during much of the 20th century.
-
C.
Buckley Air Force Base
Buckley Air Force Base was a U.S. Air Force installation in Aurora, Colorado, that served primarily as a hub for missile warning, space surveillance, and intelligence operations before its redesignation as Buckley Space Force Base.
-
D.
Scott Air Force Base
Scott Air Force Base is a major United States Air Force installation in Illinois that serves as a key hub for military air mobility and global transportation operations.
-
E.
Peterson Air Force Base
Peterson Air Force Base was a major U.S. Air Force installation in Colorado that served as a key hub for space operations and air defense before being redesignated as Peterson Space Force Base.
- 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: Ellsworth Air Force Base Target entity description: Ellsworth Air Force Base is a major United States Air Force installation in western South Dakota known primarily for hosting B-1B Lancer bombers and supporting strategic bomber operations.
-
A.
Howard Air Force Base
Howard Air Force Base was a major United States Air Force installation in Panama that played a key role in military air operations and testing throughout the Cold War and beyond.
-
B.
Otis Air Force Base
Otis Air Force Base is a former U.S. military installation on Cape Cod in Massachusetts that served as a key Air Force and Air National Guard facility during much of the 20th century.
-
C.
Buckley Air Force Base
Buckley Air Force Base was a U.S. Air Force installation in Aurora, Colorado, that served primarily as a hub for missile warning, space surveillance, and intelligence operations before its redesignation as Buckley Space Force Base.
-
D.
Scott Air Force Base
Scott Air Force Base is a major United States Air Force installation in Illinois that serves as a key hub for military air mobility and global transportation operations.
-
E.
Peterson Air Force Base
Peterson Air Force Base was a major U.S. Air Force installation in Colorado that served as a key hub for space operations and air defense before being redesignated as Peterson Space Force Base.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
United States Air Force base
ⓘ
military installation ⓘ |
| branch | United States Air Force ⓘ |
| controlledBy | Air Force Global Strike Command ⓘ |
| country | United States of America ⓘ |
| currentRole |
B-1B Lancer main operating base
ⓘ
strategic bomber hub ⓘ |
| elevation | 3278 ft ⓘ |
| garrison | 28th Bomb Wing ⓘ |
| hasCapability |
long-range strike
ⓘ
precision conventional bombing ⓘ rapid global mobility support ⓘ |
| hasFacility |
flightline
ⓘ
housing areas ⓘ maintenance hangars ⓘ munitions storage areas ⓘ training ranges ⓘ |
| hasRole | home station for B-1B bomber squadrons ⓘ |
| hasUnit |
28th Maintenance Group
ⓘ
28th Medical Group ⓘ 28th Mission Support Group ⓘ 28th Operations Group ⓘ |
| hostUnit | 28th Bomb Wing ⓘ |
| IATACode | RCA ⓘ |
| ICAOCode | KLSI ⓘ |
| locatedIn | Meade County, South Dakota ⓘ |
| locatedInRegion | western South Dakota ⓘ |
| locatedNear |
Rapid City, South Dakota, United States
ⓘ
surface form:
Rapid City, South Dakota
|
| mission |
conventional bomber support
ⓘ
global strike operations ⓘ strategic bomber operations ⓘ |
| namedAfter | Brigadier General Richard E. Ellsworth ⓘ |
| operator | United States Air Force ⓘ |
| ownedBy |
Department of Defense
ⓘ
surface form:
United States Department of Defense
|
| partOf | Global Strike Command bomber base network ⓘ |
| primaryAircraft | B-1B Lancer ⓘ |
| runway | Runway 13/31 ⓘ |
| runwayLength | 13500 ft ⓘ |
| runwaySurface | concrete ⓘ |
| strategicImportance | key bomber base in the central United States ⓘ |
| supportsCommand |
U.S. Strategic Command
ⓘ
surface form:
United States Strategic Command
|
| supportsMissionType |
power projection
ⓘ
strategic deterrence ⓘ |
| timezone | Mountain Time Zone ⓘ |
| usedFor |
bomber deployment
ⓘ
bomber training ⓘ nuclear-capable operations ⓘ |
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: Ellsworth Air Force Base Description of subject: Ellsworth Air Force Base is a major United States Air Force installation in western South Dakota known primarily for hosting B-1B Lancer bombers and supporting strategic bomber operations.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
Rapid City, South Dakota, United States
→
hasMilitaryInstallationNearby
→
Ellsworth Air Force Base
ⓘ
subject surface form:
Rapid City, South Dakota