Buchanan Field Airport
E622914
Buchanan Field Airport is a public general aviation airport serving the city of Concord and the surrounding Contra Costa County area in California.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Buchanan Field Airport canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6815906 — 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: Buchanan Field Airport Context triple: [Concord, hasAirportNearby, Buchanan Field Airport]
-
A.
J. F. Mitchell Airport
J. F. Mitchell Airport is the small regional airport serving the island of Bequia in Saint Vincent and the Grenadines, handling mainly inter-island and charter flights.
-
B.
Perry-Foley Airport
Perry-Foley Airport is a public airport serving the city of Perry and surrounding areas in Taylor County, Florida.
-
C.
Lee Gilmer Memorial Airport
Lee Gilmer Memorial Airport is a public general aviation airport serving the city of Gainesville in Hall County, Georgia.
-
D.
Love Field Airport
Love Field Airport is a major public airport in Dallas, Texas, serving as a key hub for domestic flights and corporate aviation.
-
E.
Jack Brooks Regional Airport
Jack Brooks Regional Airport is a public regional airport serving the Beaumont–Port Arthur area of Southeast Texas with commercial and general aviation 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: Buchanan Field Airport Target entity description: Buchanan Field Airport is a public general aviation airport serving the city of Concord and the surrounding Contra Costa County area in California.
-
A.
J. F. Mitchell Airport
J. F. Mitchell Airport is the small regional airport serving the island of Bequia in Saint Vincent and the Grenadines, handling mainly inter-island and charter flights.
-
B.
Perry-Foley Airport
Perry-Foley Airport is a public airport serving the city of Perry and surrounding areas in Taylor County, Florida.
-
C.
Lee Gilmer Memorial Airport
Lee Gilmer Memorial Airport is a public general aviation airport serving the city of Gainesville in Hall County, Georgia.
-
D.
Love Field Airport
Love Field Airport is a major public airport in Dallas, Texas, serving as a key hub for domestic flights and corporate aviation.
-
E.
Jack Brooks Regional Airport
Jack Brooks Regional Airport is a public regional airport serving the Beaumont–Port Arthur area of Southeast Texas with commercial and general aviation services.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
airport
ⓘ
general aviation airport ⓘ public airport ⓘ |
| category (FAA) | general aviation facility ⓘ |
| city-served | Concord, California NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Contra Costa County NERFINISHED ⓘ |
| elevation (feet) | 26 ⓘ |
| elevation (meters) | 8 ⓘ |
| FAA LID | CCR NERFINISHED ⓘ |
| has control tower | yes ⓘ |
| has function | reliever airport for commercial traffic in the region ⓘ |
| has runway |
Runway 14L/32R
ⓘ
Runway 14R/32L NERFINISHED ⓘ Runway 1L/19R ⓘ Runway 1R/19L ⓘ |
| IATA code | CCR NERFINISHED ⓘ |
| ICAO code | KCCR NERFINISHED ⓘ |
| located in city | Concord, California NERFINISHED ⓘ |
| located in metropolitan area | San Francisco Bay Area NERFINISHED ⓘ |
| named after | William P. Buchanan NERFINISHED ⓘ |
| operator | Contra Costa County NERFINISHED ⓘ |
| owner | Contra Costa County NERFINISHED ⓘ |
| region | Contra Costa County NERFINISHED ⓘ |
| runway 14L/32R surface | asphalt ⓘ |
| runway 14R/32L surface | asphalt ⓘ |
| runway 1L/19R surface | asphalt ⓘ |
| runway 1R/19L surface | asphalt ⓘ |
| serves | Concord, California NERFINISHED ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| time zone | Pacific Time Zone NERFINISHED ⓘ |
| type of traffic | general aviation ⓘ |
| uses daylight saving time | yes ⓘ |
| website | https://www.contracosta.ca.gov/3800/Buchanan-Field-Airport ⓘ |
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: Buchanan Field Airport Description of subject: Buchanan Field Airport is a public general aviation airport serving the city of Concord and the surrounding Contra Costa County area in California.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.