Stapleton Airfield
E898762
Stapleton Airfield was the original name of Denver’s former primary airport, which operated for much of the 20th century before being replaced by Denver International Airport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Stapleton Airfield canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T10996275 — 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: Stapleton Airfield Context triple: [Stapleton International Airport, formerName, Stapleton Airfield]
-
A.
Robertsfield Airport
Robertsfield Airport is the main international airport of Liberia, serving the capital Monrovia and functioning as the country’s primary gateway for international air travel.
-
B.
Finningley Airport
Finningley Airport, now known as Doncaster Sheffield Airport, was a former Royal Air Force station in South Yorkshire, England that later operated as a civilian international airport.
-
C.
Croydon Airport
Croydon Airport was one of the United Kingdom’s earliest major international airports and a key hub for civil aviation between the World Wars.
-
D.
Elmdon Airport
Elmdon Airport was the original name of what is now Birmingham Airport, a major international airport serving Birmingham and the West Midlands in England.
-
E.
Wainwright Airport
Wainwright Airport is a public airport serving the community of Wainwright in northern Alaska, providing vital air transport links for passengers, cargo, and essential services.
- 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: Stapleton Airfield Target entity description: Stapleton Airfield was the original name of Denver’s former primary airport, which operated for much of the 20th century before being replaced by Denver International Airport.
-
A.
Robertsfield Airport
Robertsfield Airport is the main international airport of Liberia, serving the capital Monrovia and functioning as the country’s primary gateway for international air travel.
-
B.
Finningley Airport
Finningley Airport, now known as Doncaster Sheffield Airport, was a former Royal Air Force station in South Yorkshire, England that later operated as a civilian international airport.
-
C.
Croydon Airport
Croydon Airport was one of the United Kingdom’s earliest major international airports and a key hub for civil aviation between the World Wars.
-
D.
Elmdon Airport
Elmdon Airport was the original name of what is now Birmingham Airport, a major international airport serving Birmingham and the West Midlands in England.
-
E.
Wainwright Airport
Wainwright Airport is a public airport serving the community of Wainwright in northern Alaska, providing vital air transport links for passengers, cargo, and essential services.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
airport
ⓘ
defunct airport ⓘ |
| category |
Airports established in 1929
ⓘ
Buildings and structures in Denver ⓘ Defunct airports in Colorado ⓘ Transportation buildings and structures in Denver ⓘ |
| closed | 1995 ⓘ |
| continent | North America ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| elevation |
1,654 meters
ⓘ
5,428 feet ⓘ |
| formerName |
Denver Municipal Airport
ⓘ
Denver Municipal Airport No. 1 ⓘ
linked to:
Denver Municipal Airport
|
| formerNameOf | Stapleton International Airport ⓘ |
| hadRole | hub airport for several airlines ⓘ |
| hadRunways | multiple paved runways ⓘ |
| hadRunwaySurface |
asphalt
ⓘ
concrete ⓘ |
| hadTerminalType | passenger terminal ⓘ |
| hasIATACode | DEN ⓘ |
| hasICAOCode | KDEN ⓘ |
| hasSuccessor | Denver International Airport ⓘ |
| isFormerPrimaryAirportOf |
Denver
ⓘ
linked to:
Denver, Colorado
|
| locatedIn |
Adams County, Colorado
ⓘ
Colorado ⓘ Denver ⓘ
linked to:
Denver, Colorado
Denver metropolitan area ⓘ
linked to:
Denver–Aurora–Lakewood metropolitan area
|
| namedAfter | Benjamin F. Stapleton NERFINISHED ⓘ |
| notableFor | being replaced by Denver International Airport ⓘ |
| opened | 1929 ⓘ |
| operatedAsPrimaryAirportFor |
Denver
ⓘ
linked to:
Denver, Colorado
|
| operatedDuringCentury | 20th century ⓘ |
| operator |
City and County of Denver
ⓘ
linked to:
Denver County, Colorado
|
| partOf |
civil aviation infrastructure of Denver
ⓘ
transportation in Denver ⓘ |
| postClosureRedevelopedAs |
Stapleton neighborhood
ⓘ
commercial area ⓘ residential area ⓘ |
| renamed |
Stapleton Airfield
ⓘ
Stapleton International Airport ⓘ |
| replacedBy |
Denver International Airport
ⓘ
Denver International Airport, opened 1995 ⓘ
linked to:
Denver International Airport
|
| servedCity |
Denver
ⓘ
linked to:
Denver, Colorado
|
| timeZone | Mountain Time Zone ⓘ |
| usedFor |
commercial aviation
ⓘ
general aviation ⓘ military operations ⓘ |
| wasMajorAirportFor | Rocky Mountain region ⓘ |
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: Stapleton Airfield Description of subject: Stapleton Airfield was the original name of Denver’s former primary airport, which operated for much of the 20th century before being replaced by Denver International Airport.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.