Trail Regional Airport
E311490
Trail Regional Airport is a small regional airport serving the city of Trail and the surrounding West Kootenay area in southeastern British Columbia, Canada.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Trail Airport | 1 |
| Trail Regional Airport canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2935407 — 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: Trail Regional Airport Context triple: [Trail, British Columbia, hasAirport, Trail Regional Airport]
-
A.
Lee Gilmer Memorial Airport
Lee Gilmer Memorial Airport is a public general aviation airport serving the city of Gainesville in Hall County, Georgia.
-
B.
Charlotte Municipal Airport
Charlotte Municipal Airport was the original name of what is now Charlotte Douglas International Airport, a major commercial airport serving Charlotte, North Carolina.
-
C.
Philip Billard Municipal Airport
Philip Billard Municipal Airport is a public general aviation airport serving the city of Topeka in northeastern Kansas.
-
D.
Mid-Way Regional Airport
Mid-Way Regional Airport is a public general aviation airport serving the cities of Midlothian and Waxahachie in North Texas.
-
E.
Lake City Gateway Airport
Lake City Gateway Airport is a public airport serving general aviation and regional air traffic for the Lake City area in northern Florida.
- 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: Trail Regional Airport Target entity description: Trail Regional Airport is a small regional airport serving the city of Trail and the surrounding West Kootenay area in southeastern British Columbia, Canada.
-
A.
Lee Gilmer Memorial Airport
Lee Gilmer Memorial Airport is a public general aviation airport serving the city of Gainesville in Hall County, Georgia.
-
B.
Charlotte Municipal Airport
Charlotte Municipal Airport was the original name of what is now Charlotte Douglas International Airport, a major commercial airport serving Charlotte, North Carolina.
-
C.
Philip Billard Municipal Airport
Philip Billard Municipal Airport is a public general aviation airport serving the city of Topeka in northeastern Kansas.
-
D.
Mid-Way Regional Airport
Mid-Way Regional Airport is a public general aviation airport serving the cities of Midlothian and Waxahachie in North Texas.
-
E.
Lake City Gateway Airport
Lake City Gateway Airport is a public airport serving general aviation and regional air traffic for the Lake City area in northern Florida.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
airport
ⓘ
regional airport ⓘ |
| category | regional transportation infrastructure ⓘ |
| continent | North America ⓘ |
| country | Canada ⓘ |
| hasCityServed | Trail ⓘ |
| hasIATACode | YZZ ⓘ |
| hasICAOCode | CAD4 ⓘ |
| hasNavigationType | visual flight rules capability ⓘ |
| hasRunway | single runway ⓘ |
| hasTerminalType | small terminal ⓘ |
| isInCountryAviationSystem | Canadian aviation system ⓘ |
| isPublicUse | true ⓘ |
| locatedIn |
British Columbia
ⓘ
Trail, British Columbia ⓘ West Kootenay ⓘ southeastern British Columbia ⓘ |
| operatedBy | City of Trail ⓘ |
| owner | City of Trail ⓘ |
| regionServed |
Trail, British Columbia
ⓘ
West Kootenay ⓘ |
| runwaySurface | asphalt ⓘ |
| runwayType | paved runway ⓘ |
| serves |
Trail, British Columbia
ⓘ
West Kootenay ⓘ
surface form:
West Kootenay region
|
| servesProvince | British Columbia ⓘ |
| timeZone | Pacific Time Zone ⓘ |
| transportType | air transport ⓘ |
| usesDaylightSavingTime | true ⓘ |
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: Trail Regional Airport Description of subject: Trail Regional Airport is a small regional airport serving the city of Trail and the surrounding West Kootenay area in southeastern British Columbia, Canada.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Trail Airport